diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..eeceb58
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,40 @@
+# ===== Python =====
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+*.egg-info/
+dist/
+build/
+*.egg
+.eggs/
+venv/
+.venv/
+env/
+
+# ===== 环境变量（含密钥） =====
+.env
+*.env.local
+
+# ===== IDE =====
+.idea/
+.vscode/
+*.swp
+*.swo
+*~
+
+# ===== OS =====
+.DS_Store
+Thumbs.db
+
+# ===== Node / Frontend =====
+node_modules/
+frontend/dist/
+frontend/src-tauri/target/
+
+# ===== Docker =====
+docker-compose.override.yml
+
+# ===== Misc =====
+*.log
+*.tmp
diff --git a/.idea/.gitignore b/.idea/.gitignore
deleted file mode 100644
index 35410ca..0000000
--- a/.idea/.gitignore
+++ /dev/null
@@ -1,8 +0,0 @@
-# 默认忽略的文件
-/shelf/
-/workspace.xml
-# 基于编辑器的 HTTP 客户端请求
-/httpRequests/
-# Datasource local storage ignored files
-/dataSources/
-/dataSources.local.xml
diff --git a/backend/.env b/backend/.env
deleted file mode 100644
index 60ccbc7..0000000
--- a/backend/.env
+++ /dev/null
@@ -1,13 +0,0 @@
-# ============================================================
-# 生产流转管理系统 — 后端环境变量
-# 测试环境局域网 IP: 192.168.9.80
-# 数据库: PostgreSQL 15 + pgvector (独立容器, 端口 5433)
-# ============================================================
-
-DATABASE_URL=postgresql+asyncpg://track:track_prod_2026@localhost:5433/track_production
-SECRET_KEY=change-me-to-a-random-secret-key-in-production
-ACCESS_TOKEN_EXPIRE_MINUTES=30
-DEBUG=true
-
-# 跨域白名单（JSON 数组格式，供 pydantic 解析）
-CORS_ORIGINS='["http://localhost:1420", "tauri://localhost", "http://192.168.9.80:1420", "http://192.168.9.80"]'
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diff --git a/backend/app/models/__pycache__/task_log.cpython-313.pyc b/backend/app/models/__pycache__/task_log.cpython-313.pyc
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diff --git a/frontend/.env b/frontend/.env
deleted file mode 100644
index 02b2a42..0000000
--- a/frontend/.env
+++ /dev/null
@@ -1 +0,0 @@
-VITE_API_BASE_URL=http://192.168.9.80:8000