feat(dashboard-api): rewrite from Python/FastAPI to Rust/Axum

.gitignore

@@ -53,6 +53,7 @@ dream-server/models/
 dream-server/config/openclaw/workspace/
 dream-server/**/node_modules/
 dream-server/**/dist/
+dream-server/**/target/
 dream-server/**/.coverage
 dream-server/preflight-*.log
 dream-server/.current-mode

dream-server/Makefile

@@ -12,8 +12,8 @@ help: ## Show this help
 lint: ## Syntax check all shell scripts + Python compile check
 	@echo "=== Shell syntax ==="
 	@fail=0; for f in $(SHELL_FILES); do bash -n "$$f" || fail=1; done; [ $$fail -eq 0 ]
-	@echo "=== Python compile ==="
-	@python3 -m py_compile extensions/services/dashboard-api/main.py extensions/services/dashboard-api/agent_monitor.py
+	@echo "=== Dashboard API (Rust) ==="
+	@cd extensions/services/dashboard-api && cargo check --workspace 2>&1 | tail -1
 	@echo "All lint checks passed."
 
 test: ## Run unit and contract tests

dream-server/extensions/services/dashboard-api/.dockerignore

@@ -1,3 +1,6 @@
+# Rust
+target/
+
 # Python
 __pycache__/
 *.py[cod]