Add Turso/Vercel deployment configuration

- Updated database connection to support Turso auth token
- Added vercel.json with bun build configuration
- Updated environment schema for production deployment
- Added new features and components for production readiness

drizzle/meta/_journal.json

@@ -0,0 +1,13 @@
+{
+  "version": "7",
+  "dialect": "sqlite",
+  "entries": [
+    {
+      "idx": 0,
+      "version": "6",
+      "when": 1752275489999,
+      "tag": "0000_unique_loa",
+      "breakpoints": true
+    }
+  ]
+}