fix: run init_db with panel venv python

Use venv interpreter so werkzeug is available; sync admin user from .env on init.
Set default panel username to dekun.

Co-authored-by: Cursor <cursoragent@cursor.com>

.env

@@ -6,7 +6,8 @@ DOMAIN=66.hyf2.cc
 ACME_EMAIL=admin@hyf2.cc
 REALITY_SERVER_NAME=www.microsoft.com
 
-PANEL_USERNAME=admin
+PANEL_USERNAME=dekun
+PANEL_PASSWORD=Woaini521@
 
 REALITY_PRIVATE_KEY=IPKtaw1aVb4fS0TPcimu8zwaVGml-JJ5H1rj-_TFQHM
 REALITY_PUBLIC_KEY=51H_ikqYdDRgCpjq3pvMYNbqrX8S3zuow1UEjqTN-nI

.env.example

@@ -14,7 +14,7 @@ ACME_EMAIL=admin@hyf2.cc
 REALITY_SERVER_NAME=www.microsoft.com
 
 # 管理面板登录（安装完成后访问 https://域名:8444）
-PANEL_USERNAME=admin
+PANEL_USERNAME=dekun
 
 # 以下由 scripts/generate-keys.sh 自动生成
 # REALITY_PRIVATE_KEY=

panel/db.py

@@ -44,10 +44,9 @@ def init_db(env: dict[str, str]) -> None:
     username = env.get("PANEL_USERNAME", "admin")
     password = env.get("PANEL_PASSWORD")
     if not password:
-        raise SystemExit("请在 .env 中设置 PANEL_PASSWORD（运行 generate-keys.sh 可自动生成）")
+        raise SystemExit("请在 .env 中设置 PANEL_PASSWORD")
 
-    row = conn.execute("SELECT id FROM admin WHERE username = ?", (username,)).fetchone()
-    if row is None:
+    conn.execute("DELETE FROM admin")
     conn.execute(
         "INSERT INTO admin (username, password_hash) VALUES (?, ?)",
         (username, generate_password_hash(password)),

scripts/install.sh

@@ -143,7 +143,7 @@ python3 -m venv "$ROOT_DIR/panel/venv"
 "$ROOT_DIR/panel/venv/bin/pip" install -q -r "$ROOT_DIR/panel/requirements.txt"
 
 log "初始化节点数据库 ..."
-python3 "$ROOT_DIR/panel/init_db.py"
+"$ROOT_DIR/panel/venv/bin/python" "$ROOT_DIR/panel/init_db.py"
 
 log "生成 sing-box 服务端配置 ..."
 python3 "$ROOT_DIR/scripts/render-server.py"