Initial commit: Fast Inventory app

Monorepo with Express + SQLite backend and Vite + React frontend.
Features: item CRUD, file uploads with thumbnails, soft delete,
item duplication with file copying, autocomplete inputs, stats dashboard.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

client/tsconfig.json

@@ -0,0 +1,11 @@
+{
+  "extends": "../tsconfig.base.json",
+  "compilerOptions": {
+    "jsx": "react-jsx",
+    "module": "ES2022",
+    "moduleResolution": "bundler",
+    "outDir": "dist",
+    "noEmit": true
+  },
+  "include": ["src"]
+}