chore: remove bun.lock file, update package.json for workspace configuration, and adjust dependencies across apps and packages

apps/web/package.json

@@ -16,20 +16,23 @@
     "@sveltejs/kit": "^2.31.1",
     "@sveltejs/vite-plugin-svelte": "^6.1.2",
     "@tailwindcss/vite": "^4.1.12",
+    "autoprefixer": "^10.4.21",
     "daisyui": "^5.3.8",
+    "esbuild": "^0.25.11",
+    "postcss": "^8.5.6",
     "svelte": "^5.38.1",
     "svelte-check": "^4.3.1",
     "tailwindcss": "^4.1.12",
-    "typescript": "catalog:",
+    "typescript": "^5.9.2",
     "vite": "^7.1.2"
   },
   "dependencies": {
     "@convex-dev/better-auth": "^0.9.6",
     "@mmailaender/convex-better-auth-svelte": "^0.2.0",
-    "@sgse-app/backend": "workspace:*",
+    "@sgse-app/backend": "*",
     "@tanstack/svelte-form": "^1.19.2",
-    "better-auth": "^1.3.29",
-    "convex": "catalog:",
+    "better-auth": "1.3.27",
+    "convex": "^1.28.0",
     "convex-svelte": "^0.0.11",
     "zod": "^4.0.17"
   }