okay

app/api/server.py

@@ -11,6 +11,7 @@ from app.api.v1.router import api_v1_router
 from app.api.v1.system import is_maintenance
 from app.config import get_settings
 from app.core.auth.deps import init_auth_db
+from app.core.banner import get_banner
 from app.core.database import pool_manager
 from app.core.logger import get_logger
 from app.core.redis_client import close_redis, create_redis_client
@@ -44,6 +45,9 @@ async def _self_ping():
 
 @asynccontextmanager
 async def lifespan(app: FastAPI):
+    print(get_banner())
+    print("=" * 60)
+    print()
     if not _settings.tidb_instance_list:
         _logger.error(
             "No TiDB instances configured! Set TIDB_INSTANCES environment variable "

app/core/banner.py

@@ -0,0 +1,24 @@
+from __future__ import annotations
+
+import pyfiglet
+
+from app.config import get_settings
+
+
+def get_banner() -> str:
+    settings = get_settings()
+    banner = pyfiglet.figlet_format("AgentDeck", font="slant")
+    lines = [
+        banner,
+        f"  {settings.app_name} v{settings.app_version}",
+        f"  Environment: {settings.environment or 'production'}",
+    ]
+    if settings.tidb_instance_list:
+        lines.append(f"  TiDB instances: {len(settings.tidb_instance_list)}")
+    else:
+        lines.append("  TiDB: not configured")
+    if settings.redis_url:
+        lines.append("  Redis: connected")
+    else:
+        lines.append("  Redis: not configured (degraded mode)")
+    return "\n".join(lines)