diff --git a/dist/index.js b/dist/index.js
index a5ee77b..43d08be 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -11,12 +11,7 @@ require('dotenv').config();
 const app = (0, express_1.default)();
 app.set('view engine', 'ejs');
 app.use(express_1.default.static('public'));
-const getSize = (req) => {
-    var _a;
-    return ((_a = req === null || req === void 0 ? void 0 : req.query) === null || _a === void 0 ? void 0 : _a.size) === 'thumbnail' ? types_1.ImageSize.thumbnail : types_1.ImageSize.original;
-};
-const log = (message) => console.log((0, dayjs_1.default)().format() + ' ' + message);
-exports.log = log;
+// An incoming request for a shared link
 app.get('/share/:key', (req, res) => tslib_1.__awaiter(void 0, void 0, void 0, function* () {
     res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE);
     if (!immich_1.default.isKey(req.params.key)) {
@@ -53,7 +48,7 @@ app.get('/share/:key', (req, res) => tslib_1.__awaiter(void 0, void 0, void 0, f
         }
     }
 }));
-// Output the buffer data for an photo or video
+// Output the buffer data for a photo or video
 app.get('/:type(photo|video)/:key/:id', (req, res) => tslib_1.__awaiter(void 0, void 0, void 0, function* () {
     res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE);
     // Check for valid key and ID
@@ -73,12 +68,25 @@ app.get('/:type(photo|video)/:key/:id', (req, res) => tslib_1.__awaiter(void 0,
     (0, exports.log)('No asset found for ' + req.path);
     res.status(404).send();
 }));
-// Send a 404 for all other unmatched routes
+// Send a 404 for all other routes
 app.get('*', (req, res) => {
     (0, exports.log)('Invalid route ' + req.path);
     res.status(404).send();
 });
+/**
+ * Sanitise the data for an incoming query string `size` parameter
+ * e.g. https://example.com/share/abc...xyz?size=thumbnail
+ */
+const getSize = (req) => {
+    var _a;
+    return ((_a = req === null || req === void 0 ? void 0 : req.query) === null || _a === void 0 ? void 0 : _a.size) === 'thumbnail' ? types_1.ImageSize.thumbnail : types_1.ImageSize.original;
+};
+/**
+ * Output a console.log message with timestamp
+ */
+const log = (message) => console.log((0, dayjs_1.default)().format() + ' ' + message);
+exports.log = log;
 app.listen(3000, () => {
     console.log((0, dayjs_1.default)().format() + ' Server started');
 });
-//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"index.js","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":";;;;AAAA,8DAA6B;AAC7B,8DAA6B;AAC7B,8DAA6B;AAC7B,0DAAyB;AACzB,mCAA8C;AAG9C,OAAO,CAAC,QAAQ,CAAC,CAAC,MAAM,EAAE,CAAA;AAE1B,MAAM,GAAG,GAAG,IAAA,iBAAO,GAAE,CAAA;AACrB,GAAG,CAAC,GAAG,CAAC,aAAa,EAAE,KAAK,CAAC,CAAA;AAC7B,GAAG,CAAC,GAAG,CAAC,iBAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,CAAC,CAAA;AAEjC,MAAM,OAAO,GAAG,CAAC,GAAY,EAAE,EAAE;;IAC/B,OAAO,CAAA,MAAA,GAAG,aAAH,GAAG,uBAAH,GAAG,CAAE,KAAK,0CAAE,IAAI,MAAK,WAAW,CAAC,CAAC,CAAC,iBAAS,CAAC,SAAS,CAAC,CAAC,CAAC,iBAAS,CAAC,QAAQ,CAAA;AACpF,CAAC,CAAA;AAEM,MAAM,GAAG,GAAG,CAAC,OAAe,EAAE,EAAE,CAAC,OAAO,CAAC,GAAG,CAAC,IAAA,eAAK,GAAE,CAAC,MAAM,EAAE,GAAG,GAAG,GAAG,OAAO,CAAC,CAAA;AAAxE,QAAA,GAAG,OAAqE;AAErF,GAAG,CAAC,GAAG,CAAC,aAAa,EAAE,CAAO,GAAG,EAAE,GAAG,EAAE,EAAE;IACxC,GAAG,CAAC,GAAG,CAAC,eAAe,EAAE,kBAAkB,GAAG,OAAO,CAAC,GAAG,CAAC,SAAS,CAAC,CAAA;IACpE,IAAI,CAAC,gBAAM,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,EAAE,CAAC;QAClC,IAAA,WAAG,EAAC,oBAAoB,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;QAC1C,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;IACxB,CAAC;SAAM,CAAC;QACN,MAAM,UAAU,GAAG,MAAM,gBAAM,CAAC,aAAa,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;QAC7D,IAAI,CAAC,UAAU,EAAE,CAAC;YAChB,IAAA,WAAG,EAAC,oBAAoB,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YAC1C,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;QACxB,CAAC;aAAM,IAAI,CAAC,UAAU,CAAC,MAAM,CAAC,MAAM,EAAE,CAAC;YACrC,IAAA,WAAG,EAAC,oBAAoB,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YAC1C,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;QACxB,CAAC;aAAM,IAAI,UAAU,CAAC,MAAM,CAAC,MAAM,KAAK,CAAC,EAAE,CAAC;YAC1C,6CAA6C;YAC7C,IAAA,WAAG,EAAC,eAAe,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YACrC,MAAM,KAAK,GAAG,UAAU,CAAC,MAAM,CAAC,CAAC,CAAC,CAAA;YAClC,IAAI,KAAK,CAAC,IAAI,KAAK,iBAAS,CAAC,KAAK,EAAE,CAAC;gBACnC,wCAAwC;gBACxC,MAAM,gBAAM,CAAC,WAAW,CAAC,GAAG,EAAE,UAAU,CAAC,MAAM,CAAC,CAAC,CAAC,EAAE,OAAO,CAAC,GAAG,CAAC,CAAC,CAAA;YACnE,CAAC;iBAAM,IAAI,KAAK,CAAC,IAAI,KAAK,iBAAS,CAAC,KAAK,EAAE,CAAC;gBAC1C,6CAA6C;gBAC7C,MAAM,gBAAM,CAAC,OAAO,CAAC,GAAG,EAAE,UAAU,EAAE,CAAC,CAAC,CAAA;YAC1C,CAAC;QACH,CAAC;aAAM,CAAC;YACN,wCAAwC;YACxC,IAAA,WAAG,EAAC,eAAe,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YACrC,MAAM,gBAAM,CAAC,OAAO,CAAC,GAAG,EAAE,UAAU,CAAC,CAAA;QACvC,CAAC;IACH,CAAC;AACH,CAAC,CAAA,CAAC,CAAA;AAEF,+CAA+C;AAC/C,GAAG,CAAC,GAAG,CAAC,8BAA8B,EAAE,CAAO,GAAG,EAAE,GAAG,EAAE,EAAE;IACzD,GAAG,CAAC,GAAG,CAAC,eAAe,EAAE,kBAAkB,GAAG,OAAO,CAAC,GAAG,CAAC,SAAS,CAAC,CAAA;IACpE,6BAA6B;IAC7B,IAAI,gBAAM,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,IAAI,gBAAM,CAAC,IAAI,CAAC,GAAG,CAAC,MAAM,CAAC,EAAE,CAAC,EAAE,CAAC;QAC/D,yCAAyC;QACzC,MAAM,UAAU,GAAG,MAAM,gBAAM,CAAC,aAAa,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;QAC7D,IAAI,UAAU,aAAV,UAAU,uBAAV,UAAU,CAAE,MAAM,CAAC,MAAM,EAAE,CAAC;YAC9B,sDAAsD;YACtD,MAAM,KAAK,GAAG,UAAU,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,EAAE,KAAK,GAAG,CAAC,MAAM,CAAC,EAAE,CAAC,CAAA;YACjE,IAAI,KAAK,EAAE,CAAC;gBACV,KAAK,CAAC,IAAI,GAAG,GAAG,CAAC,MAAM,CAAC,IAAI,KAAK,OAAO,CAAC,CAAC,CAAC,iBAAS,CAAC,KAAK,CAAC,CAAC,CAAC,iBAAS,CAAC,KAAK,CAAA;gBAC5E,gBAAM,CAAC,WAAW,CAAC,GAAG,EAAE,KAAK,EAAE,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,IAAI,EAAE,CAAA;gBACnD,OAAM;YACR,CAAC;QACH,CAAC;IACH,CAAC;IACD,IAAA,WAAG,EAAC,qBAAqB,GAAG,GAAG,CAAC,IAAI,CAAC,CAAA;IACrC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;AACxB,CAAC,CAAA,CAAC,CAAA;AAEF,4CAA4C;AAC5C,GAAG,CAAC,GAAG,CAAC,GAAG,EAAE,CAAC,GAAG,EAAE,GAAG,EAAE,EAAE;IACxB,IAAA,WAAG,EAAC,gBAAgB,GAAG,GAAG,CAAC,IAAI,CAAC,CAAA;IAChC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;AACxB,CAAC,CAAC,CAAA;AAEF,GAAG,CAAC,MAAM,CAAC,IAAI,EAAE,GAAG,EAAE;IACpB,OAAO,CAAC,GAAG,CAAC,IAAA,eAAK,GAAE,CAAC,MAAM,EAAE,GAAG,iBAAiB,CAAC,CAAA;AACnD,CAAC,CAAC,CAAA","sourcesContent":["import express from 'express'\nimport immich from './immich'\nimport render from './render'\nimport dayjs from 'dayjs'\nimport { AssetType, ImageSize } from './types'\nimport { Request } from 'express-serve-static-core'\n\nrequire('dotenv').config()\n\nconst app = express()\napp.set('view engine', 'ejs')\napp.use(express.static('public'))\n\nconst getSize = (req: Request) => {\n  return req?.query?.size === 'thumbnail' ? ImageSize.thumbnail : ImageSize.original\n}\n\nexport const log = (message: string) => console.log(dayjs().format() + ' ' + message)\n\napp.get('/share/:key', async (req, res) => {\n  res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE)\n  if (!immich.isKey(req.params.key)) {\n    log('Invalid share key ' + req.params.key)\n    res.status(404).send()\n  } else {\n    const sharedLink = await immich.getShareByKey(req.params.key)\n    if (!sharedLink) {\n      log('Unknown share key ' + req.params.key)\n      res.status(404).send()\n    } else if (!sharedLink.assets.length) {\n      log('No assets for key ' + req.params.key)\n      res.status(404).send()\n    } else if (sharedLink.assets.length === 1) {\n      // This is an individual item (not a gallery)\n      log('Serving link ' + req.params.key)\n      const asset = sharedLink.assets[0]\n      if (asset.type === AssetType.image) {\n        // For photos, output the image directly\n        await render.assetBuffer(res, sharedLink.assets[0], getSize(req))\n      } else if (asset.type === AssetType.video) {\n        // For videos, show the video as a web player\n        await render.gallery(res, sharedLink, 1)\n      }\n    } else {\n      // Multiple images - render as a gallery\n      log('Serving link ' + req.params.key)\n      await render.gallery(res, sharedLink)\n    }\n  }\n})\n\n// Output the buffer data for an photo or video\napp.get('/:type(photo|video)/:key/:id', async (req, res) => {\n  res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE)\n  // Check for valid key and ID\n  if (immich.isKey(req.params.key) && immich.isId(req.params.id)) {\n    // Check if the key is a valid share link\n    const sharedLink = await immich.getShareByKey(req.params.key)\n    if (sharedLink?.assets.length) {\n      // Check that the requested asset exists in this share\n      const asset = sharedLink.assets.find(x => x.id === req.params.id)\n      if (asset) {\n        asset.type = req.params.type === 'video' ? AssetType.video : AssetType.image\n        render.assetBuffer(res, asset, getSize(req)).then()\n        return\n      }\n    }\n  }\n  log('No asset found for ' + req.path)\n  res.status(404).send()\n})\n\n// Send a 404 for all other unmatched routes\napp.get('*', (req, res) => {\n  log('Invalid route ' + req.path)\n  res.status(404).send()\n})\n\napp.listen(3000, () => {\n  console.log(dayjs().format() + ' Server started')\n})\n"]}
\ No newline at end of file
+//# sourceMappingURL=data:application/json;base64,{"version":3,"file":"index.js","sourceRoot":"","sources":["../src/index.ts"],"names":[],"mappings":";;;;AAAA,8DAA6B;AAC7B,8DAA6B;AAC7B,8DAA6B;AAC7B,0DAAyB;AACzB,mCAA8C;AAG9C,OAAO,CAAC,QAAQ,CAAC,CAAC,MAAM,EAAE,CAAA;AAE1B,MAAM,GAAG,GAAG,IAAA,iBAAO,GAAE,CAAA;AACrB,GAAG,CAAC,GAAG,CAAC,aAAa,EAAE,KAAK,CAAC,CAAA;AAC7B,GAAG,CAAC,GAAG,CAAC,iBAAO,CAAC,MAAM,CAAC,QAAQ,CAAC,CAAC,CAAA;AAEjC,wCAAwC;AACxC,GAAG,CAAC,GAAG,CAAC,aAAa,EAAE,CAAO,GAAG,EAAE,GAAG,EAAE,EAAE;IACxC,GAAG,CAAC,GAAG,CAAC,eAAe,EAAE,kBAAkB,GAAG,OAAO,CAAC,GAAG,CAAC,SAAS,CAAC,CAAA;IACpE,IAAI,CAAC,gBAAM,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,EAAE,CAAC;QAClC,IAAA,WAAG,EAAC,oBAAoB,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;QAC1C,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;IACxB,CAAC;SAAM,CAAC;QACN,MAAM,UAAU,GAAG,MAAM,gBAAM,CAAC,aAAa,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;QAC7D,IAAI,CAAC,UAAU,EAAE,CAAC;YAChB,IAAA,WAAG,EAAC,oBAAoB,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YAC1C,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;QACxB,CAAC;aAAM,IAAI,CAAC,UAAU,CAAC,MAAM,CAAC,MAAM,EAAE,CAAC;YACrC,IAAA,WAAG,EAAC,oBAAoB,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YAC1C,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;QACxB,CAAC;aAAM,IAAI,UAAU,CAAC,MAAM,CAAC,MAAM,KAAK,CAAC,EAAE,CAAC;YAC1C,6CAA6C;YAC7C,IAAA,WAAG,EAAC,eAAe,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YACrC,MAAM,KAAK,GAAG,UAAU,CAAC,MAAM,CAAC,CAAC,CAAC,CAAA;YAClC,IAAI,KAAK,CAAC,IAAI,KAAK,iBAAS,CAAC,KAAK,EAAE,CAAC;gBACnC,wCAAwC;gBACxC,MAAM,gBAAM,CAAC,WAAW,CAAC,GAAG,EAAE,UAAU,CAAC,MAAM,CAAC,CAAC,CAAC,EAAE,OAAO,CAAC,GAAG,CAAC,CAAC,CAAA;YACnE,CAAC;iBAAM,IAAI,KAAK,CAAC,IAAI,KAAK,iBAAS,CAAC,KAAK,EAAE,CAAC;gBAC1C,6CAA6C;gBAC7C,MAAM,gBAAM,CAAC,OAAO,CAAC,GAAG,EAAE,UAAU,EAAE,CAAC,CAAC,CAAA;YAC1C,CAAC;QACH,CAAC;aAAM,CAAC;YACN,wCAAwC;YACxC,IAAA,WAAG,EAAC,eAAe,GAAG,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;YACrC,MAAM,gBAAM,CAAC,OAAO,CAAC,GAAG,EAAE,UAAU,CAAC,CAAA;QACvC,CAAC;IACH,CAAC;AACH,CAAC,CAAA,CAAC,CAAA;AAEF,8CAA8C;AAC9C,GAAG,CAAC,GAAG,CAAC,8BAA8B,EAAE,CAAO,GAAG,EAAE,GAAG,EAAE,EAAE;IACzD,GAAG,CAAC,GAAG,CAAC,eAAe,EAAE,kBAAkB,GAAG,OAAO,CAAC,GAAG,CAAC,SAAS,CAAC,CAAA;IACpE,6BAA6B;IAC7B,IAAI,gBAAM,CAAC,KAAK,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,IAAI,gBAAM,CAAC,IAAI,CAAC,GAAG,CAAC,MAAM,CAAC,EAAE,CAAC,EAAE,CAAC;QAC/D,yCAAyC;QACzC,MAAM,UAAU,GAAG,MAAM,gBAAM,CAAC,aAAa,CAAC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAA;QAC7D,IAAI,UAAU,aAAV,UAAU,uBAAV,UAAU,CAAE,MAAM,CAAC,MAAM,EAAE,CAAC;YAC9B,sDAAsD;YACtD,MAAM,KAAK,GAAG,UAAU,CAAC,MAAM,CAAC,IAAI,CAAC,CAAC,CAAC,EAAE,CAAC,CAAC,CAAC,EAAE,KAAK,GAAG,CAAC,MAAM,CAAC,EAAE,CAAC,CAAA;YACjE,IAAI,KAAK,EAAE,CAAC;gBACV,KAAK,CAAC,IAAI,GAAG,GAAG,CAAC,MAAM,CAAC,IAAI,KAAK,OAAO,CAAC,CAAC,CAAC,iBAAS,CAAC,KAAK,CAAC,CAAC,CAAC,iBAAS,CAAC,KAAK,CAAA;gBAC5E,gBAAM,CAAC,WAAW,CAAC,GAAG,EAAE,KAAK,EAAE,OAAO,CAAC,GAAG,CAAC,CAAC,CAAC,IAAI,EAAE,CAAA;gBACnD,OAAM;YACR,CAAC;QACH,CAAC;IACH,CAAC;IACD,IAAA,WAAG,EAAC,qBAAqB,GAAG,GAAG,CAAC,IAAI,CAAC,CAAA;IACrC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;AACxB,CAAC,CAAA,CAAC,CAAA;AAEF,kCAAkC;AAClC,GAAG,CAAC,GAAG,CAAC,GAAG,EAAE,CAAC,GAAG,EAAE,GAAG,EAAE,EAAE;IACxB,IAAA,WAAG,EAAC,gBAAgB,GAAG,GAAG,CAAC,IAAI,CAAC,CAAA;IAChC,GAAG,CAAC,MAAM,CAAC,GAAG,CAAC,CAAC,IAAI,EAAE,CAAA;AACxB,CAAC,CAAC,CAAA;AAEF;;;GAGG;AACH,MAAM,OAAO,GAAG,CAAC,GAAY,EAAE,EAAE;;IAC/B,OAAO,CAAA,MAAA,GAAG,aAAH,GAAG,uBAAH,GAAG,CAAE,KAAK,0CAAE,IAAI,MAAK,WAAW,CAAC,CAAC,CAAC,iBAAS,CAAC,SAAS,CAAC,CAAC,CAAC,iBAAS,CAAC,QAAQ,CAAA;AACpF,CAAC,CAAA;AAED;;GAEG;AACI,MAAM,GAAG,GAAG,CAAC,OAAe,EAAE,EAAE,CAAC,OAAO,CAAC,GAAG,CAAC,IAAA,eAAK,GAAE,CAAC,MAAM,EAAE,GAAG,GAAG,GAAG,OAAO,CAAC,CAAA;AAAxE,QAAA,GAAG,OAAqE;AAErF,GAAG,CAAC,MAAM,CAAC,IAAI,EAAE,GAAG,EAAE;IACpB,OAAO,CAAC,GAAG,CAAC,IAAA,eAAK,GAAE,CAAC,MAAM,EAAE,GAAG,iBAAiB,CAAC,CAAA;AACnD,CAAC,CAAC,CAAA","sourcesContent":["import express from 'express'\nimport immich from './immich'\nimport render from './render'\nimport dayjs from 'dayjs'\nimport { AssetType, ImageSize } from './types'\nimport { Request } from 'express-serve-static-core'\n\nrequire('dotenv').config()\n\nconst app = express()\napp.set('view engine', 'ejs')\napp.use(express.static('public'))\n\n// An incoming request for a shared link\napp.get('/share/:key', async (req, res) => {\n  res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE)\n  if (!immich.isKey(req.params.key)) {\n    log('Invalid share key ' + req.params.key)\n    res.status(404).send()\n  } else {\n    const sharedLink = await immich.getShareByKey(req.params.key)\n    if (!sharedLink) {\n      log('Unknown share key ' + req.params.key)\n      res.status(404).send()\n    } else if (!sharedLink.assets.length) {\n      log('No assets for key ' + req.params.key)\n      res.status(404).send()\n    } else if (sharedLink.assets.length === 1) {\n      // This is an individual item (not a gallery)\n      log('Serving link ' + req.params.key)\n      const asset = sharedLink.assets[0]\n      if (asset.type === AssetType.image) {\n        // For photos, output the image directly\n        await render.assetBuffer(res, sharedLink.assets[0], getSize(req))\n      } else if (asset.type === AssetType.video) {\n        // For videos, show the video as a web player\n        await render.gallery(res, sharedLink, 1)\n      }\n    } else {\n      // Multiple images - render as a gallery\n      log('Serving link ' + req.params.key)\n      await render.gallery(res, sharedLink)\n    }\n  }\n})\n\n// Output the buffer data for a photo or video\napp.get('/:type(photo|video)/:key/:id', async (req, res) => {\n  res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE)\n  // Check for valid key and ID\n  if (immich.isKey(req.params.key) && immich.isId(req.params.id)) {\n    // Check if the key is a valid share link\n    const sharedLink = await immich.getShareByKey(req.params.key)\n    if (sharedLink?.assets.length) {\n      // Check that the requested asset exists in this share\n      const asset = sharedLink.assets.find(x => x.id === req.params.id)\n      if (asset) {\n        asset.type = req.params.type === 'video' ? AssetType.video : AssetType.image\n        render.assetBuffer(res, asset, getSize(req)).then()\n        return\n      }\n    }\n  }\n  log('No asset found for ' + req.path)\n  res.status(404).send()\n})\n\n// Send a 404 for all other routes\napp.get('*', (req, res) => {\n  log('Invalid route ' + req.path)\n  res.status(404).send()\n})\n\n/**\n * Sanitise the data for an incoming query string `size` parameter\n * e.g. https://example.com/share/abc...xyz?size=thumbnail\n */\nconst getSize = (req: Request) => {\n  return req?.query?.size === 'thumbnail' ? ImageSize.thumbnail : ImageSize.original\n}\n\n/**\n * Output a console.log message with timestamp\n */\nexport const log = (message: string) => console.log(dayjs().format() + ' ' + message)\n\napp.listen(3000, () => {\n  console.log(dayjs().format() + ' Server started')\n})\n"]}
\ No newline at end of file
diff --git a/src/index.ts b/src/index.ts
index d72d12f..7862ed1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -11,12 +11,7 @@ const app = express()
 app.set('view engine', 'ejs')
 app.use(express.static('public'))
 
-const getSize = (req: Request) => {
-  return req?.query?.size === 'thumbnail' ? ImageSize.thumbnail : ImageSize.original
-}
-
-export const log = (message: string) => console.log(dayjs().format() + ' ' + message)
-
+// An incoming request for a shared link
 app.get('/share/:key', async (req, res) => {
   res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE)
   if (!immich.isKey(req.params.key)) {
@@ -49,7 +44,7 @@ app.get('/share/:key', async (req, res) => {
   }
 })
 
-// Output the buffer data for an photo or video
+// Output the buffer data for a photo or video
 app.get('/:type(photo|video)/:key/:id', async (req, res) => {
   res.set('Cache-Control', 'public, max-age=' + process.env.CACHE_AGE)
   // Check for valid key and ID
@@ -70,12 +65,25 @@ app.get('/:type(photo|video)/:key/:id', async (req, res) => {
   res.status(404).send()
 })
 
-// Send a 404 for all other unmatched routes
+// Send a 404 for all other routes
 app.get('*', (req, res) => {
   log('Invalid route ' + req.path)
   res.status(404).send()
 })
 
+/**
+ * Sanitise the data for an incoming query string `size` parameter
+ * e.g. https://example.com/share/abc...xyz?size=thumbnail
+ */
+const getSize = (req: Request) => {
+  return req?.query?.size === 'thumbnail' ? ImageSize.thumbnail : ImageSize.original
+}
+
+/**
+ * Output a console.log message with timestamp
+ */
+export const log = (message: string) => console.log(dayjs().format() + ' ' + message)
+
 app.listen(3000, () => {
   console.log(dayjs().format() + ' Server started')
 })