feat: generate and display thumbhash blur placeholders for TMDB images

packages/core/package.json

@@ -17,6 +17,7 @@
     "./settings": "./src/settings.ts",
     "./system-health": "./src/system-health.ts",
     "./telemetry": "./src/telemetry.ts",
+    "./thumbhash": "./src/thumbhash.ts",
     "./tracking": "./src/tracking.ts",
     "./update-check": "./src/update-check.ts",
     "./webhooks": "./src/webhooks.ts"
@@ -35,6 +36,8 @@
     "@sofa/tmdb": "workspace:*",
     "date-fns": "catalog:",
     "node-vibrant": "4.0.4",
+    "sharp": "0.34.5",
+    "thumbhash": "catalog:",
     "zod": "catalog:"
   },
   "devDependencies": {