添加run.bat

run.sh

@@ -7,6 +7,8 @@ BACKEND_PORT="${BACKEND_PORT:-8000}"
 FRONTEND_HOST="${FRONTEND_HOST:-127.0.0.1}"
 FRONTEND_PORT="${FRONTEND_PORT:-5173}"
 PYTHON_BIN="${PYTHON_BIN:-python3}"
+BACKEND_VENV="${ROOT_DIR}/backend/.venv"
+BACKEND_PYTHON="${BACKEND_VENV}/bin/python"
 
 cleanup() {
     local pids
@@ -28,6 +30,11 @@ if [[ ! -f "${ROOT_DIR}/frontend/package.json" ]]; then
     exit 1
 fi
 
+if [[ ! -f "${ROOT_DIR}/backend/requirements.txt" ]]; then
+    echo "Backend requirements not found: backend/requirements.txt"
+    exit 1
+fi
+
 command -v "${PYTHON_BIN}" >/dev/null 2>&1 || {
     echo "Python executable not found: ${PYTHON_BIN}"
     exit 1
@@ -38,10 +45,32 @@ command -v npm >/dev/null 2>&1 || {
     exit 1
 }
 
+if [[ ! -x "${BACKEND_PYTHON}" ]]; then
+    echo "Creating backend virtual environment..."
+    "${PYTHON_BIN}" -m venv "${BACKEND_VENV}"
+fi
+
+if ! "${BACKEND_PYTHON}" -c 'import build123d, dotenv, fastapi, httpx, jsonschema, multipart, uvicorn' >/dev/null 2>&1; then
+    echo "Installing backend dependencies..."
+    "${BACKEND_PYTHON}" -m pip install -r "${ROOT_DIR}/backend/requirements.txt"
+fi
+
+if [[ ! -d "${ROOT_DIR}/frontend/node_modules/next" ]]; then
+    echo "Installing frontend dependencies..."
+    (
+        cd "${ROOT_DIR}/frontend"
+        if [[ -f package-lock.json ]]; then
+            npm ci
+        else
+            npm install
+        fi
+    )
+fi
+
 echo "Starting backend on ${BACKEND_HOST}:${BACKEND_PORT}"
 (
     cd "${ROOT_DIR}/backend"
-    "${PYTHON_BIN}" -m uvicorn app.main:app \
+    "${BACKEND_PYTHON}" -m uvicorn app.main:app \
         --host "${BACKEND_HOST}" \
         --port "${BACKEND_PORT}" \
         --reload