From 80f68d28bd6d51e84e41235912d16f593b67ff30 Mon Sep 17 00:00:00 2001
From: Yashwin <yashwin.shankar@tech4biz.io>
Date: Tue, 7 Jul 2026 16:02:09 +0530
Subject: [PATCH] feat: add support for Amazon S3 and Google Cloud Storage
 buckets and install document preview dependencies

---
 package-lock.json                       | 929 +++++++++++++++++++++++-
 package.json                            |   4 +
 src/pages/superadmin/StorageBuckets.tsx | 239 ++++--
 src/pages/tenant/FileView.tsx           | 214 +++++-
 src/services/storage-bucket-service.ts  |  25 +-
 5 files changed, 1306 insertions(+), 105 deletions(-)

diff --git a/package-lock.json b/package-lock.json
index a9f3bb4..09acde8 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -10,6 +10,7 @@
       "dependencies": {
         "@hookform/resolvers": "^5.2.2",
         "@radix-ui/react-slot": "^1.2.4",
+        "@react-pdf-viewer/core": "^3.12.0",
         "@reduxjs/toolkit": "^2.11.2",
         "@tailwindcss/vite": "^4.1.18",
         "@tiptap/extension-color": "^3.20.4",
@@ -26,7 +27,9 @@
         "class-variance-authority": "^0.7.1",
         "clsx": "^2.1.1",
         "date-fns": "^4.1.0",
+        "docx-preview": "^0.3.7",
         "lucide-react": "^0.562.0",
+        "pdfjs-dist": "^3.11.174",
         "react": "^19.2.0",
         "react-dom": "^19.2.0",
         "react-hook-form": "^7.71.1",
@@ -38,6 +41,7 @@
         "sonner": "^2.0.7",
         "tailwind-merge": "^3.4.0",
         "tailwindcss": "^4.1.18",
+        "xlsx": "^0.18.5",
         "zod": "^4.3.5"
       },
       "devDependencies": {
@@ -87,7 +91,6 @@
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       "dev": true,
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "@babel/code-frame": "^7.29.0",
         "@babel/generator": "^7.29.0",
@@ -922,6 +925,17 @@
         "@floating-ui/utils": "^0.2.11"
       }
     },
+    "node_modules/@floating-ui/dom": {
+      "version": "1.7.6",
+      "resolved": "https://registry.npmjs.org/@floating-ui/dom/-/dom-1.7.6.tgz",
+      "integrity": "sha512-9gZSAI5XM36880PPMm//9dfiEngYoC6Am2izES1FF406YFsjvyBMmeJ2g4SAju3xWwtuynNRFL2s9hgxpLI5SQ==",
+      "license": "MIT",
+      "optional": true,
+      "dependencies": {
+        "@floating-ui/core": "^1.7.5",
+        "@floating-ui/utils": "^0.2.11"
+      }
+    },
     "node_modules/@floating-ui/utils": {
       "version": "0.2.11",
       "resolved": "https://registry.npmjs.org/@floating-ui/utils/-/utils-0.2.11.tgz",
@@ -1038,6 +1052,40 @@
         "@jridgewell/sourcemap-codec": "^1.4.14"
       }
     },
+    "node_modules/@mapbox/node-pre-gyp": {
+      "version": "1.0.11",
+      "resolved": "https://registry.npmjs.org/@mapbox/node-pre-gyp/-/node-pre-gyp-1.0.11.tgz",
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+      "license": "BSD-3-Clause",
+      "optional": true,
+      "dependencies": {
+        "detect-libc": "^2.0.0",
+        "https-proxy-agent": "^5.0.0",
+        "make-dir": "^3.1.0",
+        "node-fetch": "^2.6.7",
+        "nopt": "^5.0.0",
+        "npmlog": "^5.0.1",
+        "rimraf": "^3.0.2",
+        "semver": "^7.3.5",
+        "tar": "^6.1.11"
+      },
+      "bin": {
+        "node-pre-gyp": "bin/node-pre-gyp"
+      }
+    },
+    "node_modules/@mapbox/node-pre-gyp/node_modules/semver": {
+      "version": "7.8.5",
+      "resolved": "https://registry.npmjs.org/semver/-/semver-7.8.5.tgz",
+      "integrity": "sha512-Y7/KDsb8LjooZpwaqGyulO6DQlksgCncchHGk+sZIY4SBvUocMBEFH5Ur1fI4dV+Jvl0w6cjvucaIi40puRioA==",
+      "license": "ISC",
+      "optional": true,
+      "bin": {
+        "semver": "bin/semver.js"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
     "node_modules/@radix-ui/react-compose-refs": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/@radix-ui/react-compose-refs/-/react-compose-refs-1.1.2.tgz",
@@ -1071,6 +1119,17 @@
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       }
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+    "node_modules/@react-pdf-viewer/core": {
+      "version": "3.12.0",
+      "resolved": "https://registry.npmjs.org/@react-pdf-viewer/core/-/core-3.12.0.tgz",
+      "integrity": "sha512-8MsdlQJ4jaw3GT+zpCHS33nwnvzpY0ED6DEahZg9WngG++A5RMhk8LSlxdHelwaFFHFiXBjmOaj2Kpxh50VQRg==",
+      "license": "https://react-pdf-viewer.dev/license",
+      "peerDependencies": {
+        "pdfjs-dist": "^2.16.105 || ^3.0.279",
+        "react": ">=16.8.0",
+        "react-dom": ">=16.8.0"
+      }
+    },
     "node_modules/@reduxjs/toolkit": {
       "version": "2.11.2",
       "resolved": "https://registry.npmjs.org/@reduxjs/toolkit/-/toolkit-2.11.2.tgz",
@@ -1715,7 +1774,6 @@
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       "integrity": "sha512-3i/DG89TFY/b34T5P+j35UcjYuB5d3+9K8u6qID+iUqNPiza015HPIZLuPfE5elNwVdV3EXIoPo0LLeBLgXXAg==",
       "license": "MIT",
-      "peer": true,
       "funding": {
         "type": "github",
         "url": "https://github.com/sponsors/ueberdosis"
@@ -1977,7 +2035,6 @@
       "resolved": "https://registry.npmjs.org/@tiptap/extension-list/-/extension-list-3.20.4.tgz",
       "integrity": "sha512-X+5plTKhOioNcQ4KsAFJJSb/3+zR8Xhdpow4HzXtoV1KcbdDey1fhZdpsfkbrzCL0s6/wAgwZuAchCK7HujurQ==",
       "license": "MIT",
-      "peer": true,
       "funding": {
         "type": "github",
         "url": "https://github.com/sponsors/ueberdosis"
@@ -2096,7 +2153,6 @@
       "resolved": "https://registry.npmjs.org/@tiptap/extension-text-style/-/extension-text-style-3.20.4.tgz",
       "integrity": "sha512-PvW0Ja7ahWpo4bRuR8YCCVv4PH8lXjzhzlBAa4bMbsumOg+GbhX8Su7fwqd+IIPrHqfPXz9HTBMApSfzP6/08A==",
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-      "peer": true,
       "funding": {
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         "url": "https://github.com/sponsors/ueberdosis"
@@ -2123,7 +2179,6 @@
       "resolved": "https://registry.npmjs.org/@tiptap/extensions/-/extensions-3.20.4.tgz",
       "integrity": "sha512-8p6hVT65DjuQjtEdlH6ewX9SOJHlVQAOee3sWIJQmeJNRnZNvqPIBLleebUqDiljNTpxBv6s6QWkSTKgf3btwg==",
       "license": "MIT",
-      "peer": true,
       "funding": {
         "type": "github",
         "url": "https://github.com/sponsors/ueberdosis"
@@ -2138,7 +2193,6 @@
       "resolved": "https://registry.npmjs.org/@tiptap/pm/-/pm-3.20.4.tgz",
       "integrity": "sha512-rCHYSBToilBEuI6PtjziHDdRkABH/XqwJ7dG4Amn/SD3yGiZKYCiEApQlTUS2zZeo8DsLeuqqqB4vEOeD4OEPg==",
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-      "peer": true,
       "dependencies": {
         "prosemirror-changeset": "^2.3.0",
         "prosemirror-collab": "^1.3.1",
@@ -2376,7 +2430,6 @@
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       "devOptional": true,
       "license": "MIT",
-      "peer": true,
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       }
@@ -2386,7 +2439,6 @@
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       "integrity": "sha512-WPigyYuGhgZ/cTPRXB2EwUw+XvsRA3GqHlsP4qteqrnnjDrApbS7MxcGr/hke5iUoeB7E/gQtrs9I37zAJ0Vjw==",
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-      "peer": true,
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@@ -2396,7 +2448,6 @@
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-      "peer": true,
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@@ -2452,7 +2503,6 @@
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@@ -2698,13 +2748,19 @@
         "vite": "^4.2.0 || ^5.0.0 || ^6.0.0 || ^7.0.0"
       }
     },
+    "node_modules/abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "license": "ISC",
+      "optional": true
+    },
     "node_modules/acorn": {
       "version": "8.15.0",
       "resolved": "https://registry.npmjs.org/acorn/-/acorn-8.15.0.tgz",
       "integrity": "sha512-NZyJarBfL7nWwIq+FDL6Zp/yHEhePMNnnJ0y3qfieCrmNvYct8uvtiV41UvlSe6apAfk0fY1FbWx+NwfmpvtTg==",
       "dev": true,
       "license": "MIT",
-      "peer": true,
       "bin": {
         "acorn": "bin/acorn"
       },
@@ -2722,6 +2778,28 @@
         "acorn": "^6.0.0 || ^7.0.0 || ^8.0.0"
       }
     },
+    "node_modules/adler-32": {
+      "version": "1.3.1",
+      "resolved": "https://registry.npmjs.org/adler-32/-/adler-32-1.3.1.tgz",
+      "integrity": "sha512-ynZ4w/nUUv5rrsR8UUGoe1VC9hZj6V5hU9Qw1HlMDJGEJw5S7TfTErWTjMys6M7vr0YWcPqs3qAr4ss0nDfP+A==",
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
+    "node_modules/agent-base": {
+      "version": "6.0.2",
+      "resolved": "https://registry.npmjs.org/agent-base/-/agent-base-6.0.2.tgz",
+      "integrity": "sha512-RZNwNclF7+MS/8bDg70amg32dyeZGZxiDuQmZxKLAlQjr3jGyLx+4Kkk58UO7D2QdgFIQCovuSuZESne6RG6XQ==",
+      "license": "MIT",
+      "optional": true,
+      "dependencies": {
+        "debug": "4"
+      },
+      "engines": {
+        "node": ">= 6.0.0"
+      }
+    },
     "node_modules/ajv": {
       "version": "6.12.6",
       "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.12.6.tgz",
@@ -2739,6 +2817,16 @@
         "url": "https://github.com/sponsors/epoberezkin"
       }
     },
+    "node_modules/ansi-regex": {
+      "version": "5.0.1",
+      "resolved": "https://registry.npmjs.org/ansi-regex/-/ansi-regex-5.0.1.tgz",
+      "integrity": "sha512-quJQXlTSUGL2LH9SUXo8VwsY4soanhgo6LNSm84E1LBcE8s3O0wpdiRzyR9z/ZZJMlMWv37qOOb9pdJlMUEKFQ==",
+      "license": "MIT",
+      "optional": true,
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/ansi-styles": {
       "version": "4.3.0",
       "resolved": "https://registry.npmjs.org/ansi-styles/-/ansi-styles-4.3.0.tgz",
@@ -2755,6 +2843,43 @@
         "url": "https://github.com/chalk/ansi-styles?sponsor=1"
       }
     },
+    "node_modules/aproba": {
+      "version": "2.1.0",
+      "resolved": "https://registry.npmjs.org/aproba/-/aproba-2.1.0.tgz",
+      "integrity": "sha512-tLIEcj5GuR2RSTnxNKdkK0dJ/GrC7P38sUkiDmDuHfsHmbagTFAxDVIBltoklXEVIQ/f14IL8IMJ5pn9Hez1Ew==",
+      "license": "ISC",
+      "optional": true
+    },
+    "node_modules/are-we-there-yet": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/are-we-there-yet/-/are-we-there-yet-2.0.0.tgz",
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+      "deprecated": "This package is no longer supported.",
+      "license": "ISC",
+      "optional": true,
+      "dependencies": {
+        "delegates": "^1.0.0",
+        "readable-stream": "^3.6.0"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/are-we-there-yet/node_modules/readable-stream": {
+      "version": "3.6.2",
+      "resolved": "https://registry.npmjs.org/readable-stream/-/readable-stream-3.6.2.tgz",
+      "integrity": "sha512-9u/sniCrY3D5WdsERHzHE4G2YCXqoG5FTHUiCC4SIbr6XcLZBY05ya9EKjYek9O5xOAwjGq+1JdGBAS7Q9ScoA==",
+      "license": "MIT",
+      "optional": true,
+      "dependencies": {
+        "inherits": "^2.0.3",
+        "string_decoder": "^1.1.1",
+        "util-deprecate": "^1.0.1"
+      },
+      "engines": {
+        "node": ">= 6"
+      }
+    },
     "node_modules/argparse": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/argparse/-/argparse-2.0.1.tgz",
@@ -2782,7 +2907,7 @@
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-      "dev": true,
+      "devOptional": true,
       "license": "MIT"
     },
     "node_modules/baseline-browser-mapping": {
@@ -2799,7 +2924,7 @@
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-      "dev": true,
+      "devOptional": true,
       "license": "MIT",
       "dependencies": {
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@@ -2826,7 +2951,6 @@
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       ],
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-      "peer": true,
       "dependencies": {
         "baseline-browser-mapping": "^2.9.0",
         "caniuse-lite": "^1.0.30001759",
@@ -2885,6 +3009,35 @@
       ],
       "license": "CC-BY-4.0"
     },
+    "node_modules/canvas": {
+      "version": "2.11.2",
+      "resolved": "https://registry.npmjs.org/canvas/-/canvas-2.11.2.tgz",
+      "integrity": "sha512-ItanGBMrmRV7Py2Z+Xhs7cT+FNt5K0vPL4p9EZ/UX/Mu7hFbkxSjKF2KVtPwX7UYWp7dRKnrTvReflgrItJbdw==",
+      "hasInstallScript": true,
+      "license": "MIT",
+      "optional": true,
+      "dependencies": {
+        "@mapbox/node-pre-gyp": "^1.0.0",
+        "nan": "^2.17.0",
+        "simple-get": "^3.0.3"
+      },
+      "engines": {
+        "node": ">=6"
+      }
+    },
+    "node_modules/cfb": {
+      "version": "1.2.2",
+      "resolved": "https://registry.npmjs.org/cfb/-/cfb-1.2.2.tgz",
+      "integrity": "sha512-KfdUZsSOw19/ObEWasvBP/Ac4reZvAGauZhs6S/gqNhXhI7cKwvlH7ulj+dOEYnca4bm4SGo8C1bTAQvnTjgQA==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "adler-32": "~1.3.0",
+        "crc-32": "~1.2.0"
+      },
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
     "node_modules/chalk": {
       "version": "4.1.2",
       "resolved": "https://registry.npmjs.org/chalk/-/chalk-4.1.2.tgz",
@@ -2902,6 +3055,16 @@
         "url": "https://github.com/chalk/chalk?sponsor=1"
       }
     },
+    "node_modules/chownr": {
+      "version": "2.0.0",
+      "resolved": "https://registry.npmjs.org/chownr/-/chownr-2.0.0.tgz",
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+      "license": "ISC",
+      "optional": true,
+      "engines": {
+        "node": ">=10"
+      }
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       "resolved": "https://registry.npmjs.org/class-variance-authority/-/class-variance-authority-0.7.1.tgz",
@@ -2923,6 +3086,15 @@
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+    "node_modules/codepage": {
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+      "resolved": "https://registry.npmjs.org/codepage/-/codepage-1.15.0.tgz",
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+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
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       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/color-convert/-/color-convert-2.0.1.tgz",
@@ -2943,6 +3115,16 @@
       "dev": true,
       "license": "MIT"
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+    "node_modules/color-support": {
+      "version": "1.1.3",
+      "resolved": "https://registry.npmjs.org/color-support/-/color-support-1.1.3.tgz",
+      "integrity": "sha512-qiBjkpbMLO/HL68y+lh4q0/O1MZFj2RX6X/KmMa3+gJD3z+WwI1ZzDHysvqHGS3mP6mznPckpXmw1nI9cJjyRg==",
+      "license": "ISC",
+      "optional": true,
+      "bin": {
+        "color-support": "bin.js"
+      }
+    },
     "node_modules/combined-stream": {
       "version": "1.0.8",
       "resolved": "https://registry.npmjs.org/combined-stream/-/combined-stream-1.0.8.tgz",
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-      "dev": true,
+      "devOptional": true,
       "license": "MIT"
     },
+    "node_modules/console-control-strings": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/console-control-strings/-/console-control-strings-1.1.0.tgz",
+      "integrity": "sha512-ty/fTekppD2fIwRvnZAVdeOiGd1c7YXEixbgJTNzqcxJWKQnjJ/V1bNEEE6hygpM3WjwHFUVK6HTjWSzV4a8sQ==",
+      "license": "ISC",
+      "optional": true
+    },
     "node_modules/convert-source-map": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/convert-source-map/-/convert-source-map-2.0.0.tgz",
@@ -2982,6 +3171,24 @@
         "url": "https://opencollective.com/express"
       }
     },
+    "node_modules/core-util-is": {
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@@ -4446,12 +4892,76 @@
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+      "resolved": "https://registry.npmjs.org/tar/-/tar-6.2.1.tgz",
+      "integrity": "sha512-DZ4yORTwrbTj/7MZYq2w+/ZFdI6OZ/f9SFHR+71gIVUZhOQPHzVCLpvRnPgyaMpfWxxk/4ONva3GQSyNIKRv6A==",
+      "deprecated": "Old versions of tar are not supported, and contain widely publicized security vulnerabilities, which have been fixed in the current version. Please update. Support for old versions may be purchased (at exorbitant rates) by contacting i@izs.me",
+      "license": "ISC",
+      "optional": true,
+      "dependencies": {
+        "chownr": "^2.0.0",
+        "fs-minipass": "^2.0.0",
+        "minipass": "^5.0.0",
+        "minizlib": "^2.1.1",
+        "mkdirp": "^1.0.3",
+        "yallist": "^4.0.0"
+      },
+      "engines": {
+        "node": ">=10"
+      }
+    },
+    "node_modules/tar/node_modules/yallist": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/yallist/-/yallist-4.0.0.tgz",
+      "integrity": "sha512-3wdGidZyq5PB084XLES5TpOSRA3wjXAlIWMhum2kRcv/41Sn2emQ0dycQW4uZXLejwKvg6EsvbdlVL+FYEct7A==",
+      "license": "ISC",
+      "optional": true
+    },
     "node_modules/tiny-invariant": {
       "version": "1.3.3",
       "resolved": "https://registry.npmjs.org/tiny-invariant/-/tiny-invariant-1.3.3.tgz",
@@ -5272,6 +6055,13 @@
         "url": "https://github.com/sponsors/SuperchupuDev"
       }
     },
+    "node_modules/tr46": {
+      "version": "0.0.3",
+      "resolved": "https://registry.npmjs.org/tr46/-/tr46-0.0.3.tgz",
+      "integrity": "sha512-N3WMsuqV66lT30CrXNbEjx4GEwlow3v6rr4mCcv6prnfwhS01rkgyFdjPNBYd9br7LpXV1+Emh01fHnq2Gdgrw==",
+      "license": "MIT",
+      "optional": true
+    },
     "node_modules/ts-api-utils": {
       "version": "2.4.0",
       "resolved": "https://registry.npmjs.org/ts-api-utils/-/ts-api-utils-2.4.0.tgz",
@@ -5314,7 +6104,6 @@
       "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
       "dev": true,
       "license": "Apache-2.0",
-      "peer": true,
       "bin": {
         "tsc": "bin/tsc",
         "tsserver": "bin/tsserver"
@@ -5410,6 +6199,12 @@
         "react": "^16.8.0 || ^17.0.0 || ^18.0.0 || ^19.0.0"
       }
     },
+    "node_modules/util-deprecate": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/util-deprecate/-/util-deprecate-1.0.2.tgz",
+      "integrity": "sha512-EPD5q1uXyFxJpCrLnCc1nHnq3gOa6DZBocAIiI2TaSCA7VCJ1UJDMagCzIkXNsUYfD1daK//LTEQ8xiIbrHtcw==",
+      "license": "MIT"
+    },
     "node_modules/victory-vendor": {
       "version": "37.3.6",
       "resolved": "https://registry.npmjs.org/victory-vendor/-/victory-vendor-37.3.6.tgz",
@@ -5437,7 +6232,6 @@
       "resolved": "https://registry.npmjs.org/vite/-/vite-7.3.1.tgz",
       "integrity": "sha512-w+N7Hifpc3gRjZ63vYBXA56dvvRlNWRczTdmCBBa+CotUzAPf5b7YMdMR/8CQoeYE5LX3W4wj6RYTgonm1b9DA==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "esbuild": "^0.27.0",
         "fdir": "^6.5.0",
@@ -5513,6 +6307,24 @@
       "integrity": "sha512-dpojBhNsCNN7T82Tm7k26A6G9ML3NkhDsnw9n/eoxSRlVBB4CEtIQ/KTCLI2Fwf3ataSXRhYFkQi3SlnFwPvPQ==",
       "license": "MIT"
     },
+    "node_modules/webidl-conversions": {
+      "version": "3.0.1",
+      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-3.0.1.tgz",
+      "integrity": "sha512-2JAn3z8AR6rjK8Sm8orRC0h/bcl/DqL7tRPdGZ4I1CjdF+EaMLmYxBHyXuKL849eucPFhvBoxMsflfOb8kxaeQ==",
+      "license": "BSD-2-Clause",
+      "optional": true
+    },
+    "node_modules/whatwg-url": {
+      "version": "5.0.0",
+      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-5.0.0.tgz",
+      "integrity": "sha512-saE57nupxk6v3HY35+jzBwYa0rKSy0XR8JSxZPwgLr7ys0IBzhGviA1/TUGJLmSVqs8pb9AnvICXEuOHLprYTw==",
+      "license": "MIT",
+      "optional": true,
+      "dependencies": {
+        "tr46": "~0.0.3",
+        "webidl-conversions": "^3.0.0"
+      }
+    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -5529,6 +6341,34 @@
         "node": ">= 8"
       }
     },
+    "node_modules/wide-align": {
+      "version": "1.1.5",
+      "resolved": "https://registry.npmjs.org/wide-align/-/wide-align-1.1.5.tgz",
+      "integrity": "sha512-eDMORYaPNZ4sQIuuYPDHdQvf4gyCF9rEEV/yPxGfwPkRodwEgiMUUXTx/dex+Me0wxx53S+NgUHaP7y3MGlDmg==",
+      "license": "ISC",
+      "optional": true,
+      "dependencies": {
+        "string-width": "^1.0.2 || 2 || 3 || 4"
+      }
+    },
+    "node_modules/wmf": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wmf/-/wmf-1.0.2.tgz",
+      "integrity": "sha512-/p9K7bEh0Dj6WbXg4JG0xvLQmIadrner1bi45VMJTfnbVHsc7yIajZyoSoK60/dtVBs12Fm6WkUI5/3WAVsNMw==",
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
+    "node_modules/word": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/word/-/word-0.3.0.tgz",
+      "integrity": "sha512-OELeY0Q61OXpdUfTp+oweA/vtLVg5VDOXh+3he3PNzLGG/y0oylSOC1xRVj0+l4vQ3tj/bB1HVHv1ocXkQceFA==",
+      "license": "Apache-2.0",
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
     "node_modules/word-wrap": {
       "version": "1.2.5",
       "resolved": "https://registry.npmjs.org/word-wrap/-/word-wrap-1.2.5.tgz",
@@ -5539,6 +6379,13 @@
         "node": ">=0.10.0"
       }
     },
+    "node_modules/wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==",
+      "license": "ISC",
+      "optional": true
+    },
     "node_modules/ws": {
       "version": "8.18.3",
       "resolved": "https://registry.npmjs.org/ws/-/ws-8.18.3.tgz",
@@ -5560,6 +6407,27 @@
         }
       }
     },
+    "node_modules/xlsx": {
+      "version": "0.18.5",
+      "resolved": "https://registry.npmjs.org/xlsx/-/xlsx-0.18.5.tgz",
+      "integrity": "sha512-dmg3LCjBPHZnQp5/F/+nnTa+miPJxUXB6vtk42YjBBKayDNagxGEeIdWApkYPOf3Z3pm3k62Knjzp7lMeTEtFQ==",
+      "license": "Apache-2.0",
+      "dependencies": {
+        "adler-32": "~1.3.0",
+        "cfb": "~1.2.1",
+        "codepage": "~1.15.0",
+        "crc-32": "~1.2.1",
+        "ssf": "~0.11.2",
+        "wmf": "~1.0.1",
+        "word": "~0.3.0"
+      },
+      "bin": {
+        "xlsx": "bin/xlsx.njs"
+      },
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
     "node_modules/xmlhttprequest-ssl": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/xmlhttprequest-ssl/-/xmlhttprequest-ssl-2.1.2.tgz",
@@ -5593,7 +6461,6 @@
       "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.6.tgz",
       "integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
       "license": "MIT",
-      "peer": true,
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
       }
diff --git a/package.json b/package.json
index 6cbcc11..d02dadc 100644
--- a/package.json
+++ b/package.json
@@ -12,6 +12,7 @@
   "dependencies": {
     "@hookform/resolvers": "^5.2.2",
     "@radix-ui/react-slot": "^1.2.4",
+    "@react-pdf-viewer/core": "^3.12.0",
     "@reduxjs/toolkit": "^2.11.2",
     "@tailwindcss/vite": "^4.1.18",
     "@tiptap/extension-color": "^3.20.4",
@@ -28,7 +29,9 @@
     "class-variance-authority": "^0.7.1",
     "clsx": "^2.1.1",
     "date-fns": "^4.1.0",
+    "docx-preview": "^0.3.7",
     "lucide-react": "^0.562.0",
+    "pdfjs-dist": "^3.11.174",
     "react": "^19.2.0",
     "react-dom": "^19.2.0",
     "react-hook-form": "^7.71.1",
@@ -40,6 +43,7 @@
     "sonner": "^2.0.7",
     "tailwind-merge": "^3.4.0",
     "tailwindcss": "^4.1.18",
+    "xlsx": "^0.18.5",
     "zod": "^4.3.5"
   },
   "devDependencies": {
diff --git a/src/pages/superadmin/StorageBuckets.tsx b/src/pages/superadmin/StorageBuckets.tsx
index 93657d7..0d963cc 100644
--- a/src/pages/superadmin/StorageBuckets.tsx
+++ b/src/pages/superadmin/StorageBuckets.tsx
@@ -54,53 +54,66 @@ const getBucketSchema = (isEdit: boolean) =>
         .min(1, "Bucket name is required")
         .max(255, "Maximum 255 characters allowed"),
       description: z.string().optional().or(z.literal("")),
-      storage_type: z.enum(["azure", "local"], {
+      storage_type: z.enum(["azure", "local", "s3", "gcp"], {
         error: "Storage type is required",
       }),
+      // Azure
       azure_account: z.string().optional().or(z.literal("")),
       azure_container: z.string().optional().or(z.literal("")),
       azure_sas_token: z.string().optional().or(z.literal("")),
       azure_url: z.string().optional().or(z.literal("")),
+      // Amazon S3
+      s3_bucket: z.string().optional().or(z.literal("")),
+      s3_region: z.string().optional().or(z.literal("")),
+      s3_access_key_id: z.string().optional().or(z.literal("")),
+      s3_secret_access_key: z.string().optional().or(z.literal("")),
+      // GCP
+      gcs_bucket: z.string().optional().or(z.literal("")),
+      gcs_project_id: z.string().optional().or(z.literal("")),
+      gcs_service_account_key: z.string().optional().or(z.literal("")),
     })
     .superRefine((data, ctx) => {
       if (data.storage_type === "azure") {
         if (!data.azure_account || data.azure_account.trim() === "") {
-          ctx.addIssue({
-            code: z.ZodIssueCode.custom,
-            path: ["azure_account"],
-            message: "Storage account is required for Azure",
-          });
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["azure_account"], message: "Storage account is required for Azure" });
         }
         if (!data.azure_container || data.azure_container.trim() === "") {
-          ctx.addIssue({
-            code: z.ZodIssueCode.custom,
-            path: ["azure_container"],
-            message: "Container name is required for Azure",
-          });
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["azure_container"], message: "Container name is required for Azure" });
         }
         if (!data.azure_url || data.azure_url.trim() === "") {
-          ctx.addIssue({
-            code: z.ZodIssueCode.custom,
-            path: ["azure_url"],
-            message: "Container URL is required for Azure",
-          });
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["azure_url"], message: "Container URL is required for Azure" });
         } else {
-          try {
-            new URL(data.azure_url);
-          } catch {
-            ctx.addIssue({
-              code: z.ZodIssueCode.custom,
-              path: ["azure_url"],
-              message: "Please enter a valid URL",
-            });
+          try { new URL(data.azure_url); } catch {
+            ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["azure_url"], message: "Please enter a valid URL" });
           }
         }
         if (!isEdit && (!data.azure_sas_token || data.azure_sas_token.trim() === "")) {
-          ctx.addIssue({
-            code: z.ZodIssueCode.custom,
-            path: ["azure_sas_token"],
-            message: "SAS token is required for Azure",
-          });
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["azure_sas_token"], message: "SAS token is required for Azure" });
+        }
+      }
+      if (data.storage_type === "s3") {
+        if (!data.s3_bucket || data.s3_bucket.trim() === "") {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["s3_bucket"], message: "Bucket name is required for Amazon S3" });
+        }
+        if (!data.s3_region || data.s3_region.trim() === "") {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["s3_region"], message: "AWS region is required for Amazon S3" });
+        }
+        if (!data.s3_access_key_id || data.s3_access_key_id.trim() === "") {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["s3_access_key_id"], message: "Access Key ID is required for Amazon S3" });
+        }
+        if (!isEdit && (!data.s3_secret_access_key || data.s3_secret_access_key.trim() === "")) {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["s3_secret_access_key"], message: "Secret Access Key is required for Amazon S3" });
+        }
+      }
+      if (data.storage_type === "gcp") {
+        if (!data.gcs_bucket || data.gcs_bucket.trim() === "") {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["gcs_bucket"], message: "Bucket name is required for GCP" });
+        }
+        if (!data.gcs_project_id || data.gcs_project_id.trim() === "") {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["gcs_project_id"], message: "Project ID is required for GCP" });
+        }
+        if (!isEdit && (!data.gcs_service_account_key || data.gcs_service_account_key.trim() === "")) {
+          ctx.addIssue({ code: z.ZodIssueCode.custom, path: ["gcs_service_account_key"], message: "Service Account Key JSON is required for GCP" });
         }
       }
     });
@@ -131,6 +144,13 @@ const BucketFormModal = ({ isOpen, onClose, onSuccess, bucket }: BucketFormProps
       azure_container: "",
       azure_sas_token: "",
       azure_url: "",
+      s3_bucket: "",
+      s3_region: "",
+      s3_access_key_id: "",
+      s3_secret_access_key: "",
+      gcs_bucket: "",
+      gcs_project_id: "",
+      gcs_service_account_key: "",
     },
   });
 
@@ -145,8 +165,15 @@ const BucketFormModal = ({ isOpen, onClose, onSuccess, bucket }: BucketFormProps
           storage_type: bucket.storage_type,
           azure_account: bucket.azure_account || "",
           azure_container: bucket.azure_container || "",
-          azure_sas_token: "", // never pre-fill the masked token
+          azure_sas_token: "",
           azure_url: bucket.azure_url || "",
+          s3_bucket: bucket.s3_bucket || "",
+          s3_region: bucket.s3_region || "",
+          s3_access_key_id: bucket.s3_access_key_id || "",
+          s3_secret_access_key: "",
+          gcs_bucket: bucket.gcs_bucket || "",
+          gcs_project_id: bucket.gcs_project_id || "",
+          gcs_service_account_key: "",
         });
       } else {
         reset({
@@ -157,6 +184,13 @@ const BucketFormModal = ({ isOpen, onClose, onSuccess, bucket }: BucketFormProps
           azure_container: "",
           azure_sas_token: "",
           azure_url: "",
+          s3_bucket: "",
+          s3_region: "",
+          s3_access_key_id: "",
+          s3_secret_access_key: "",
+          gcs_bucket: "",
+          gcs_project_id: "",
+          gcs_service_account_key: "",
         });
       }
       clearErrors();
@@ -167,9 +201,11 @@ const BucketFormModal = ({ isOpen, onClose, onSuccess, bucket }: BucketFormProps
     setSaving(true);
     try {
       if (isEdit && bucket) {
-        // Don't send empty SAS token on edit (means "don't change it")
         const payload = { ...data };
+        // Don't send blank secrets on edit (means "don't change")
         if (!payload.azure_sas_token) delete payload.azure_sas_token;
+        if (!payload.s3_secret_access_key) delete payload.s3_secret_access_key;
+        if (!payload.gcs_service_account_key) delete payload.gcs_service_account_key;
         await storageBucketService.update(bucket.id, payload as any);
         showToast.success("Bucket updated successfully");
       } else {
@@ -218,10 +254,12 @@ const BucketFormModal = ({ isOpen, onClose, onSuccess, bucket }: BucketFormProps
           placeholder="Select Storage Type"
           options={[
             { value: "azure", label: "Azure Blob Storage" },
+            { value: "s3",    label: "Amazon S3" },
+            { value: "gcp",   label: "Google Cloud Storage (GCS)" },
             { value: "local", label: "Local Filesystem" },
           ]}
           value={storageTypeValue}
-          onValueChange={(val) => setValue("storage_type", val as "azure" | "local", { shouldValidate: true })}
+          onValueChange={(val) => setValue("storage_type", val as "azure" | "local" | "s3" | "gcp", { shouldValidate: true })}
           error={errors.storage_type?.message}
         />
 
@@ -270,6 +308,86 @@ const BucketFormModal = ({ isOpen, onClose, onSuccess, bucket }: BucketFormProps
           </div>
         )}
 
+        {/* Amazon S3 Fields */}
+        {storageTypeValue === "s3" && (
+          <div className="space-y-3 p-4 bg-orange-50 border border-orange-200 rounded-lg">
+            <p className="text-xs font-semibold text-orange-700 uppercase tracking-wider">
+              Amazon S3 Configuration
+            </p>
+
+            <div className="grid grid-cols-2 gap-3">
+              <FormField
+                label="Bucket Name"
+                required
+                placeholder="e.g. qassure-prod-files"
+                error={errors.s3_bucket?.message}
+                {...register("s3_bucket")}
+              />
+              <FormField
+                label="AWS Region"
+                required
+                placeholder="e.g. us-east-1"
+                error={errors.s3_region?.message}
+                {...register("s3_region")}
+              />
+            </div>
+
+            <FormField
+              label="Access Key ID"
+              required
+              placeholder="e.g. AKIAIOSFODNN7EXAMPLE"
+              error={errors.s3_access_key_id?.message}
+              {...register("s3_access_key_id")}
+            />
+
+            <FormField
+              label={`Secret Access Key${isEdit ? " (leave blank to keep existing)" : ""}`}
+              type="password"
+              required={!isEdit}
+              placeholder={isEdit ? "••••••••••••••••" : "wJalrXUtnFEMI/K7MDENG/bPxRfiCYEXAMPLEKEY"}
+              error={errors.s3_secret_access_key?.message}
+              helperText="Stored encrypted (AES-256-GCM). Never shown again in plaintext."
+              {...register("s3_secret_access_key")}
+            />
+          </div>
+        )}
+
+        {/* GCP Cloud Storage Fields */}
+        {storageTypeValue === "gcp" && (
+          <div className="space-y-3 p-4 bg-green-50 border border-green-200 rounded-lg">
+            <p className="text-xs font-semibold text-green-700 uppercase tracking-wider">
+              Google Cloud Storage Configuration
+            </p>
+
+            <div className="grid grid-cols-2 gap-3">
+              <FormField
+                label="GCS Bucket Name"
+                required
+                placeholder="e.g. qassure-gcs-files"
+                error={errors.gcs_bucket?.message}
+                {...register("gcs_bucket")}
+              />
+              <FormField
+                label="GCP Project ID"
+                required
+                placeholder="e.g. my-gcp-project-123"
+                error={errors.gcs_project_id?.message}
+                {...register("gcs_project_id")}
+              />
+            </div>
+
+            <FormField
+              label={`Service Account Key JSON${isEdit ? " (leave blank to keep existing)" : ""}`}
+              type="password"
+              required={!isEdit}
+              placeholder={isEdit ? "••••••••••••••••" : "{\"type\": \"service_account\", ...}"}
+              error={errors.gcs_service_account_key?.message}
+              helperText="Paste the full service account JSON key. Stored encrypted (AES-256-GCM)."
+              {...register("gcs_service_account_key")}
+            />
+          </div>
+        )}
+
         {/* Actions */}
         <div className="flex justify-end gap-3 pt-2 border-t border-gray-100">
           <button
@@ -476,25 +594,52 @@ const StorageBucketsPage = () => {
     {
       key: "storage_type",
       label: "Type",
-      render: (b) => (
-        <span className="inline-flex items-center gap-1 px-2 py-0.5 rounded-full text-xs font-medium bg-indigo-50 text-indigo-700 border border-indigo-200">
-          <Database className="w-3 h-3" />
-          {b.storage_type === "azure" ? "Azure Blob" : "Local FS"}
-        </span>
-      ),
+      render: (b) => {
+        const typeMap: Record<string, { label: string; color: string }> = {
+          azure: { label: "Azure Blob",  color: "bg-blue-50 text-blue-700 border-blue-200" },
+          s3:    { label: "Amazon S3",   color: "bg-orange-50 text-orange-700 border-orange-200" },
+          gcp:   { label: "GCS",         color: "bg-green-50 text-green-700 border-green-200" },
+          local: { label: "Local FS",    color: "bg-gray-100 text-gray-700 border-gray-200" },
+        };
+        const t = typeMap[b.storage_type] ?? { label: b.storage_type, color: "bg-gray-100 text-gray-700 border-gray-200" };
+        return (
+          <span className={`inline-flex items-center gap-1 px-2 py-0.5 rounded-full text-xs font-medium border ${t.color}`}>
+            <Database className="w-3 h-3" />
+            {t.label}
+          </span>
+        );
+      },
     },
     {
       key: "azure_account",
       label: "Account / Container",
-      render: (b) =>
-        b.storage_type === "azure" ? (
-          <div className="text-sm">
-            <p className="font-mono text-gray-800">{b.azure_account}</p>
-            <p className="text-xs text-gray-500 font-mono">{b.azure_container}</p>
-          </div>
-        ) : (
-          <span className="text-gray-400 text-sm italic">Local filesystem</span>
-        ),
+      render: (b) => {
+        if (b.storage_type === "azure") {
+          return (
+            <div className="text-sm">
+              <p className="font-mono text-gray-800">{b.azure_account}</p>
+              <p className="text-xs text-gray-500 font-mono">{b.azure_container}</p>
+            </div>
+          );
+        }
+        if (b.storage_type === "s3") {
+          return (
+            <div className="text-sm">
+              <p className="font-mono text-gray-800">{b.s3_bucket}</p>
+              <p className="text-xs text-gray-500 font-mono">{b.s3_region}</p>
+            </div>
+          );
+        }
+        if (b.storage_type === "gcp") {
+          return (
+            <div className="text-sm">
+              <p className="font-mono text-gray-800">{b.gcs_bucket}</p>
+              <p className="text-xs text-gray-500 font-mono">{b.gcs_project_id}</p>
+            </div>
+          );
+        }
+        return <span className="text-gray-400 text-sm italic">Local filesystem</span>;
+      },
     },
     {
       key: "assigned_tenants_count",
diff --git a/src/pages/tenant/FileView.tsx b/src/pages/tenant/FileView.tsx
index 14e6a00..84f67c2 100644
--- a/src/pages/tenant/FileView.tsx
+++ b/src/pages/tenant/FileView.tsx
@@ -10,9 +10,12 @@
  * - User only sees basic info
  */
 
-import { useCallback, useEffect, useState, type ReactElement } from "react";
+import { useCallback, useEffect, useState, useRef, type ReactElement } from "react";
 import { useNavigate, useParams } from "react-router-dom";
 import { useSelector } from "react-redux";
+import * as XLSX from "xlsx";
+import { Viewer, Worker } from "@react-pdf-viewer/core";
+import "@react-pdf-viewer/core/lib/styles/index.css";
 import {
   Download,
   Share2,
@@ -78,6 +81,125 @@ function copyToClipboard(text: string): void {
   navigator.clipboard.writeText(text).catch(() => {});
 }
 
+function ExcelViewer({ arrayBuffer }: { arrayBuffer: ArrayBuffer }): ReactElement {
+  const [selectedSheet, setSelectedSheet] = useState<string>("");
+  const [sheetsData, setSheetsData] = useState<Record<string, any[][]>>({});
+  const [sheetNames, setSheetNames] = useState<string[]>([]);
+
+  useEffect(() => {
+    try {
+      const workbook = XLSX.read(new Uint8Array(arrayBuffer), { type: "array" });
+      const data: Record<string, any[][]> = {};
+      workbook.SheetNames.forEach((name) => {
+        const worksheet = workbook.Sheets[name];
+        const rows = XLSX.utils.sheet_to_json<any[]>(worksheet, { header: 1, defval: "" });
+        data[name] = rows;
+      });
+      setSheetNames(workbook.SheetNames);
+      setSheetsData(data);
+      if (workbook.SheetNames.length > 0) {
+        setSelectedSheet(workbook.SheetNames[0]);
+      }
+    } catch (e) {
+      console.error("Failed to parse Excel workbook", e);
+    }
+  }, [arrayBuffer]);
+
+  if (sheetNames.length === 0) {
+    return (
+      <div className="flex items-center justify-center p-8 text-slate-400 font-medium">
+        <Loader2 className="w-6 h-6 animate-spin text-[#084cc8] mr-2" />
+        Loading spreadsheet data...
+      </div>
+    );
+  }
+
+  const rows = sheetsData[selectedSheet] || [];
+  const maxCols = rows.reduce((max, r) => Math.max(max, r.length), 0);
+
+  const getColLabel = (index: number): string => {
+    let label = "";
+    let temp = index;
+    while (temp >= 0) {
+      label = String.fromCharCode((temp % 26) + 65) + label;
+      temp = Math.floor(temp / 26) - 1;
+    }
+    return label;
+  };
+
+  return (
+    <div className="flex-1 flex flex-col h-full bg-slate-50 overflow-hidden rounded-lg border border-slate-200">
+      {/* Sheet Tabs */}
+      {sheetNames.length > 1 && (
+        <div className="flex gap-1.5 border-b border-slate-200 bg-white px-4 py-2 overflow-x-auto shrink-0 shadow-sm">
+          {sheetNames.map((name) => (
+            <button
+              key={name}
+              onClick={() => setSelectedSheet(name)}
+              className={`px-3 py-1.5 text-xs font-semibold rounded-md transition-all whitespace-nowrap ${
+                selectedSheet === name
+                  ? "bg-[#084cc8] text-white shadow-sm"
+                  : "text-slate-600 hover:bg-slate-100"
+              }`}
+            >
+              {name}
+            </button>
+          ))}
+        </div>
+      )}
+
+      {/* Grid Table */}
+      <div className="flex-1 overflow-auto p-4">
+        <div className="inline-block min-w-full align-middle border border-slate-200 rounded-lg shadow-sm bg-white overflow-hidden">
+          <table className="min-w-full border-collapse text-xs text-left">
+            <thead>
+              <tr className="bg-slate-100 text-slate-500 font-semibold select-none">
+                <th className="border border-slate-200 w-10 text-center bg-slate-150 font-bold sticky left-0 z-10"></th>
+                {Array.from({ length: maxCols }).map((_, colIdx) => (
+                  <th
+                    key={colIdx}
+                    className="border border-slate-200 px-3 py-2 text-center font-mono font-bold bg-slate-100 sticky top-0"
+                  >
+                    {getColLabel(colIdx)}
+                  </th>
+                ))}
+              </tr>
+            </thead>
+            <tbody>
+              {rows.length === 0 ? (
+                <tr>
+                  <td colSpan={maxCols + 1} className="p-4 text-center text-slate-400 font-medium">
+                    Empty sheet
+                  </td>
+                </tr>
+              ) : (
+                rows.map((row, rowIdx) => (
+                  <tr key={rowIdx} className="hover:bg-slate-50/70 border-b border-slate-100 transition-colors">
+                    <td className="border border-slate-200 w-10 text-center font-mono font-bold bg-slate-50 sticky left-0 z-10 text-slate-400 select-none">
+                      {rowIdx + 1}
+                    </td>
+                    {Array.from({ length: maxCols }).map((_, colIdx) => {
+                      const val = row[colIdx];
+                      return (
+                        <td
+                          key={colIdx}
+                          className="border border-slate-200 px-3 py-2 text-slate-700 whitespace-nowrap overflow-hidden text-ellipsis max-w-[200px]"
+                        >
+                          {val !== undefined && val !== null ? String(val) : ""}
+                        </td>
+                      );
+                    })}
+                  </tr>
+                ))
+              )}
+            </tbody>
+          </table>
+        </div>
+      </div>
+    </div>
+  );
+}
+
 // ─────────────────────────────────────────────────────────────────────────────
 // Preview component
 // ─────────────────────────────────────────────────────────────────────────────
@@ -87,6 +209,33 @@ function FilePreviewPanel({ file }: { file: FileAttachment }): ReactElement {
   const [err, setErr] = useState(false);
   const [zoom, setZoom] = useState(1);
   const [extractedHtml, setExtractedHtml] = useState<string | null>(null);
+  const [docxData, setDocxData] = useState<ArrayBuffer | null>(null);
+  const [excelData, setExcelData] = useState<ArrayBuffer | null>(null);
+  const docxRef = useRef<HTMLDivElement>(null);
+
+  const isWord = [
+    "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
+    "application/msword",
+  ].includes(file.mime_type || "");
+
+  const isExcel = [
+    "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
+    "application/vnd.ms-excel",
+  ].includes(file.mime_type || "");
+
+  const isPdf = file.mime_type === "application/pdf";
+
+  useEffect(() => {
+    if (isWord && docxData && docxRef.current) {
+      docxRef.current.innerHTML = "";
+      import("docx-preview")
+        .then(({ renderAsync }) => {
+          renderAsync(docxData, docxRef.current!)
+            .catch((e) => console.error("docx-preview failed", e));
+        })
+        .catch((e) => console.error("failed to dynamically import docx-preview", e));
+    }
+  }, [docxData, isWord]);
 
   useEffect(() => {
     const loadPreview = async () => {
@@ -94,35 +243,33 @@ function FilePreviewPanel({ file }: { file: FileAttachment }): ReactElement {
       setErr(false);
       setExtractedHtml(null);
       setPreviewUrl(undefined);
+      setDocxData(null);
+      setExcelData(null);
 
-      const isOffice = [
-        "application/vnd.openxmlformats-officedocument.wordprocessingml.document",
-        "application/msword",
-        "application/vnd.openxmlformats-officedocument.spreadsheetml.sheet",
-        "application/vnd.ms-excel",
-        "application/vnd.openxmlformats-officedocument.presentationml.presentation",
-        "application/vnd.ms-powerpoint",
-      ].includes(file.mime_type || "");
+      const isOffice = isWord || isExcel;
 
       try {
+        const url = await fileAttachmentService.getPreviewUrl(file.id);
+
         if (isOffice) {
           try {
-            const res = await fileAttachmentService.extractContent(file.id);
-            if (res.success && (res.data.html || res.data.text)) {
-              setExtractedHtml(res.data.html || res.data.text);
-              setLoading(false);
-              return;
-            }
-          } catch (extractionErr) {
-            console.warn(
-              "Content extraction failed, falling back to blob preview",
-              extractionErr,
-            );
-          }
-        }
+            const response = await fetch(url);
+            const blob = await response.blob();
+            const arrayBuffer = await blob.arrayBuffer();
 
-        const url = await fileAttachmentService.getPreviewUrl(file.id);
-        setPreviewUrl(url);
+            if (isWord) {
+              setDocxData(arrayBuffer);
+            } else if (isExcel) {
+              setExcelData(arrayBuffer);
+            }
+            URL.revokeObjectURL(url);
+          } catch (extractionErr) {
+            console.error("Client-side Office document parsing failed", extractionErr);
+            setErr(true);
+          }
+        } else {
+          setPreviewUrl(url);
+        }
       } catch (error) {
         console.error("Preview load failed", error);
         setErr(true);
@@ -149,7 +296,7 @@ function FilePreviewPanel({ file }: { file: FileAttachment }): ReactElement {
     );
   }
 
-  if (err || (!previewUrl && !extractedHtml)) {
+  if (err || (!previewUrl && !extractedHtml && !docxData && !excelData)) {
     return (
       <div className="flex-1 flex flex-col items-center justify-center gap-3 text-[#9aa6b2]">
         <FileText className="w-16 h-16 text-gray-200" />
@@ -204,12 +351,29 @@ function FilePreviewPanel({ file }: { file: FileAttachment }): ReactElement {
             className="max-w-full rounded-lg shadow transition-transform duration-200"
           />
         </div>
+      ) : isPdf && previewUrl ? (
+        <Worker workerUrl="https://unpkg.com/pdfjs-dist@3.11.174/build/pdf.worker.min.js">
+          <div className="flex-1 overflow-hidden h-full w-full bg-slate-100 flex items-center justify-center p-4">
+            <div className="w-full max-w-4xl h-full shadow-lg rounded-lg overflow-hidden bg-white">
+              <Viewer fileUrl={previewUrl} />
+            </div>
+          </div>
+        </Worker>
       ) : previewUrl ? (
         <iframe
           src={previewUrl}
           title={file.original_name}
           className="flex-1 w-full border-0 bg-white"
         />
+      ) : isWord && docxData ? (
+        <div className="flex-1 overflow-auto bg-white p-8">
+          <div
+            ref={docxRef}
+            className="max-w-4xl mx-auto bg-white shadow-sm border border-gray-100 p-8 rounded-lg docx-container"
+          />
+        </div>
+      ) : isExcel && excelData ? (
+        <ExcelViewer arrayBuffer={excelData} />
       ) : extractedHtml ? (
         <div className="flex-1 overflow-auto bg-white p-8">
           <div
diff --git a/src/services/storage-bucket-service.ts b/src/services/storage-bucket-service.ts
index 5763987..a67dd88 100644
--- a/src/services/storage-bucket-service.ts
+++ b/src/services/storage-bucket-service.ts
@@ -10,11 +10,22 @@ export interface StorageBucket {
   name: string;
   description?: string;
   owner_tenant_id: string;
-  storage_type: 'azure' | 'local';
+  storage_type: 'azure' | 'local' | 's3' | 'gcp';
+  // Azure Blob Storage
   azure_account?: string;
   azure_container?: string;
   azure_sas_token_masked?: string;
   azure_url?: string;
+  // Amazon S3
+  s3_bucket?: string;
+  s3_region?: string;
+  s3_access_key_id?: string;
+  s3_secret_access_key_masked?: string;
+  // Google Cloud Storage
+  gcs_bucket?: string;
+  gcs_project_id?: string;
+  gcs_service_account_key_masked?: string;
+  // Common
   is_active: boolean;
   assigned_tenants_count?: number;
   assigned_tenants?: Array<{
@@ -46,11 +57,21 @@ export interface BucketAssignment {
 export interface CreateBucketPayload {
   name: string;
   description?: string;
-  storage_type: 'azure' | 'local';
+  storage_type: 'azure' | 'local' | 's3' | 'gcp';
+  // Azure
   azure_account?: string;
   azure_container?: string;
   azure_sas_token?: string;
   azure_url?: string;
+  // Amazon S3
+  s3_bucket?: string;
+  s3_region?: string;
+  s3_access_key_id?: string;
+  s3_secret_access_key?: string;
+  // GCP
+  gcs_bucket?: string;
+  gcs_project_id?: string;
+  gcs_service_account_key?: string;
 }
 
 export interface UpdateBucketPayload extends Partial<CreateBucketPayload> {