MCP/Rules Improvements + MCP Prompts (#357)

- Use ESM for building the MCP Server
- Added own Postgres dependency to MCP Server for querying tables and other entities in MCP
- Vastly improved AI Agent rules
- Added MCP Prompts for reviewing code and planning features
- Minor refactoring

packages/mcp-server/tsconfig.json

@@ -6,8 +6,8 @@
     "noEmit": false,
     "strict": false,
     "target": "ES2022",
-    "module": "commonjs",
-    "moduleResolution": "node"
+    "module": "nodenext",
+    "moduleResolution": "nodenext"
   },
   "files": ["src/index.ts"],
   "exclude": ["node_modules"]