docs: Add Phase 5 (Specialized Skills) and recipes for gRPC, SSR, and AI

- Added `docs/cookbook/src/recipes/grpc_integration.md`
- Added `docs/cookbook/src/recipes/server_side_rendering.md`
- Added `docs/cookbook/src/recipes/ai_integration.md`
- Fixed API usage in `docs/cookbook/src/recipes/websockets.md`
- Updated `docs/cookbook/src/SUMMARY.md`
- Updated `docs/cookbook/src/learning/curriculum.md` with Phase 5
- Updated `docs/.agent/docs_coverage.md` and `docs/.agent/run_report_2025-02-24.md`

Author: Tuntii

docs/cookbook/src/recipes/ai_integration.md

@@ -69,7 +69,7 @@ async fn main() {
     let app = RustApi::new().route("/users", get(get_users));
 
     println!("Server running on http://127.0.0.1:3000");
-    RustApi::serve("127.0.0.1:3000", app).await.unwrap();
+    app.run("127.0.0.1:3000").await.unwrap();
 }
 ```
 

docs/cookbook/src/recipes/server_side_rendering.md

@@ -107,7 +107,7 @@ async fn main() {
     let app = RustApi::new().route("/", get(index));
 
     println!("Listening on http://localhost:3000");
-    RustApi::serve("0.0.0.0:3000", app).await.unwrap();
+    app.run("0.0.0.0:3000").await.unwrap();
 }
 ```
 

docs/cookbook/src/recipes/websockets.md

@@ -86,10 +86,10 @@ async fn main() {
     let state = Arc::new(AppState { tx });
 
     let app = RustApi::new()
-        .route("/ws", get(ws_handler))
-        .with_state(state);
+        .state(state)
+        .route("/ws", get(ws_handler));
 
-    RustApi::serve("0.0.0.0:3000", app).await.unwrap();
+    app.run("0.0.0.0:3000").await.unwrap();
 }
 ```