feat: Enhance plugin store and experiment design infrastructure

- Add plugin store system with dynamic loading of robot actions
- Implement plugin store API routes and database schema
- Update experiment designer to support plugin-based actions
- Refactor environment configuration and sidebar navigation
- Improve authentication session handling with additional user details
- Update Tailwind CSS configuration and global styles
- Remove deprecated files and consolidate project structure

drizzle.config.ts

@@ -1,12 +1,19 @@
 import { type Config } from "drizzle-kit";
 
-import { env } from "~/env";
+import { env } from "~/env.mjs";
 
 export default {
   schema: "./src/server/db/schema.ts",
+  out: "./drizzle",
   dialect: "postgresql",
   dbCredentials: {
     url: env.DATABASE_URL,
   },
+  strict: false,
+  verbose: true,
+  migrations: {
+    table: "__drizzle_migrations",
+    schema: "public"
+  },
   tablesFilter: ["hs_*"],
 } satisfies Config;