chore: optimize install scripts and bump version to v1.5.11

Author: Somnusochi

backend/.env.example

@@ -1,4 +1,6 @@
-DATABASE_URL=postgresql+psycopg2://postgres:postgres@localhost:5432/autolabeling
+# Uncomment the line below to use PostgreSQL.
+# If commented out, the system will automatically use a zero-config SQLite database.
+# DATABASE_URL=postgresql+psycopg2://postgres:postgres@localhost:5432/autolabeling
 DEVICE=mps
 MODEL_DIR=
 CORS_ORIGINS=["http://localhost:5173"]

backend/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "locate-anything-backend"
-version = "1.5.5"
+version = "1.5.11"
 description = "Backend API for VLM-AutoYOLO - VLM-powered auto-labeling and YOLO training platform"
 requires-python = ">=3.12"
 dependencies = [

cli.py

@@ -343,6 +343,9 @@ def cmd_start():
     print(f"  后端:   {cyan(f'http://localhost:{BACKEND_PORT}')}")
     print(f"  API:    {cyan(f'http://localhost:{BACKEND_PORT}/docs')}")
     print(f"  {red('Ctrl+C')} 停止")
+    print(f"{'━' * 46}")
+    print(f"  💡 {yellow('提示: VLM 和 SAM 模型采用【惰性加载】策略。')}")
+    print(f"     {yellow('在网页端首次执行检测前，它们会显示为“未加载”状态。')}")
     print(f"{'━' * 46}\n")
 
     webbrowser.open(f"http://localhost:{FRONTEND_PORT}")

frontend/package.json

@@ -1,7 +1,7 @@
 {
   "name": "frontend",
   "private": true,
-  "version": "1.5.5",
+  "version": "1.5.11",
   "type": "module",
   "scripts": {
     "dev": "vite",

start.bat

@@ -10,5 +10,8 @@ echo Backend:  http://localhost:8000
 echo Frontend: http://localhost:5173
 echo API Docs: http://localhost:8000/docs
 echo.
+echo [NOTE] VLM and SAM models are lazy-loaded.
+echo They will appear as 'Unloaded' in the web UI until your first detection.
+echo.
 echo Press Ctrl+C in each window to stop.
 pause

start.sh

@@ -53,6 +53,9 @@ echo "  后端: http://localhost:$BACKEND_PORT"
 echo "  API文档: http://localhost:$BACKEND_PORT/docs"
 echo "  Ctrl+C 停止"
 echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
+echo "  💡 提示: VLM 和 SAM 模型采用【惰性加载】策略。"
+echo "     在网页端首次执行检测前，它们会显示为“未加载”状态。"
+echo "━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"
 echo ""
 
 wait