Phase 0 评审修复：init.sh 跨平台兼容 + production SECRET_KEY 强制校验 + 文档同步

init.sh

@@ -10,12 +10,20 @@ set -euo pipefail
 ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")" && pwd)"
 cd "$ROOT_DIR"
 
-INSTALL_CMD=(.venv/bin/pip install -r requirements.txt)
-VERIFY_CMD=(.venv/bin/python manage.py check)
-START_CMD=(.venv/bin/python manage.py runserver)
+PYTHON=".venv/bin/python3.12"
+PIP=".venv/bin/pip3.12"
+
+INSTALL_CMD=("$PIP" install -r requirements.txt)
+VERIFY_CMD=("$PYTHON" manage.py check)
+START_CMD=("$PYTHON" manage.py runserver)
 
 echo "==> 当前目录: $PWD"
 
+if [[ ! -f "$PYTHON" && ! -f "$PYTHON.exe" ]]; then
+  echo "ERROR: venv 不存在或损坏，请先运行: python3.12 -m venv .venv"
+  exit 1
+fi
+
 echo "==> 同步依赖"
 "${INSTALL_CMD[@]}"