Add new skills for backend patterns, coding standards, continuous learning, and NestJS best practices

- Introduced backend patterns skill with guidelines on API design, database optimization, and server-side best practices.
- Added coding standards skill outlining universal coding principles for TypeScript, NestJS, and Node.js development.
- Implemented continuous learning skill to automatically extract reusable patterns from Cursor sessions.
- Created NestJS best practices skill detailing architecture patterns, dependency injection, error handling, and security measures.
- Included various rules and templates for NestJS best practices to ensure production-ready applications.

.cursor/hooks.json

@@ -0,0 +1,34 @@
+{
+  "version": 1,
+  "hooks": {
+    "sessionStart": [
+      {
+        "command": "node .cursor/scripts/hooks/session-start.js"
+      }
+    ],
+    "sessionEnd": [
+      {
+        "command": "node .cursor/scripts/hooks/session-end.js"
+      },
+      {
+        "command": "node .cursor/scripts/hooks/evaluate-session.js"
+      }
+    ],
+    "preCompact": [
+      {
+        "command": "node .cursor/scripts/hooks/pre-compact.js"
+      }
+    ],
+    "afterFileEdit": [
+      {
+        "command": "node .cursor/scripts/hooks/suggest-compact.js"
+      }
+    ],
+    "beforeShellExecution": [
+      {
+        "command": ".cursor/hooks/before-shell.sh",
+        "matcher": "npm run dev|pnpm( run)? dev|yarn dev|bun run dev|git push"
+      }
+    ]
+  }
+}