diff --git a/.dockerignore b/.dockerignore
index e311563..716de06 100644
--- a/.dockerignore
+++ b/.dockerignore
@@ -1,5 +1,4 @@
 # 构建的相关文件
-deploy
 README.md
 
 # Python 相关文件
@@ -10,6 +9,3 @@ venv/
 .idea/
 *.log
 *.db
-
-# 允许拷贝的文件
-!deploy/start.sh
\ No newline at end of file
diff --git a/deploy/Dockerfile b/deploy/Dockerfile
deleted file mode 100644
index 16d4530..0000000
--- a/deploy/Dockerfile
+++ /dev/null
@@ -1,31 +0,0 @@
-FROM python:3.11-bookworm
-
-# 复制项目文件
-RUN mkdir -p /app
-COPY . /app/
-COPY ./dockerdata/start.sh /app/start.sh
-WORKDIR /app/
-
-# 设置必备项
-ENV TIME_ZONE Asia/Shanghai
-
-RUN echo "${TIME_ZONE}" > /etc/timezone \
-    && ln -sf /usr/share/zoneinfo/${TIME_ZONE} /etc/localtime
-
-# 安装必备库
-RUN python3 -m pip install -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple/
-
-# 安装
-RUN python3 -m pip install gunicorn -i https://pypi.tuna.tsinghua.edu.cn/simple/
-
-# 初始化数据库
-RUN flask db init
-RUN flask db migrate
-RUN flask db upgrade
-RUN flask admin init
-
-# 运行命令
-RUN chmod +x start.sh
-
-# 保持执行
-CMD /bin/sh
diff --git a/deploy/dev/Dockerfile b/deploy/dev/Dockerfile
new file mode 100644
index 0000000..66f86b2
--- /dev/null
+++ b/deploy/dev/Dockerfile
@@ -0,0 +1,25 @@
+FROM python:3.11-bookworm
+
+# 设置时区
+ENV TIME_ZONE Asia/Shanghai
+RUN echo "${TIME_ZONE}" > /etc/timezone \
+    && ln -sf /usr/share/zoneinfo/${TIME_ZONE} /etc/localtime
+
+WORKDIR /app
+
+# 1. [优化] 先只拷贝依赖文件，利用 Docker 缓存
+# 只要 requirements.txt 没变，这一步和 pip install 就会直接用缓存，极大加快构建速度
+COPY requirements.txt /app/
+
+# 2. 安装依赖 (使用清华源)
+RUN python3 -m pip install --no-cache-dir -r requirements.txt -i https://pypi.tuna.tsinghua.edu.cn/simple/ \
+    && python3 -m pip install --no-cache-dir gunicorn -i https://pypi.tuna.tsinghua.edu.cn/simple/
+
+# 3. 拷贝其余项目代码
+COPY . /app/
+
+# 4. 确保脚本有执行权限 (直接处理源路径，防止移动失败)
+RUN chmod +x /app/deploy/dev/start.sh
+
+# 5. 指定启动入口
+CMD ["/bin/bash", "/app/deploy/dev/start.sh"]
\ No newline at end of file
diff --git a/deploy/dev/docker-compose.yaml b/deploy/dev/docker-compose.yaml
new file mode 100644
index 0000000..3d1270a
--- /dev/null
+++ b/deploy/dev/docker-compose.yaml
@@ -0,0 +1,29 @@
+version: '3.8'
+
+services:
+  flask:
+    build:
+      context: ../..              # 指向项目根目录 (pear-admin-flask)
+      dockerfile: deploy/dev/Dockerfile
+    container_name: flask_dev
+    restart: always
+    ports:
+      - "5000:5000"
+
+    # [优化] 挂载卷：将本地代码映射到容器内部
+    # 效果：你在 PyCharm 修改代码，容器里立马生效，不需要重启容器
+    volumes:
+      - ../..:/app
+
+    # [优化] 环境变量
+    environment:
+      - FLASK_DEBUG=0             # 是否开启 Flask 调试模式
+      - FLASK_APP=app.py
+
+    # 网络设置
+    networks:
+      - dev_network
+
+networks:
+  dev_network:
+    driver: bridge
\ No newline at end of file
diff --git a/deploy/dev/start.sh b/deploy/dev/start.sh
new file mode 100644
index 0000000..86ae3a4
--- /dev/null
+++ b/deploy/dev/start.sh
@@ -0,0 +1,25 @@
+#!/bin/bash
+
+# 确保进入工作目录
+cd /app
+
+echo "=== [Step 1] 检查并初始化数据库 ==="
+# 使用 || true 确保即使命令报错(例如migrations文件夹已存在)也不会中断脚本
+flask db init || true
+flask db migrate || true
+flask db upgrade || true
+
+# (可选) 每次重启尝试初始化数据，如果已存在则会被代码逻辑跳过
+flask admin init || true
+
+echo "=== [Step 2] 启动服务 (开发模式) ==="
+
+# [优化] 增加 --reload 参数
+# 配合 docker-compose 的 volumes，当检测到代码变化时，Gunicorn 会自动重启 worker
+# access-logfile - 表示将日志输出到控制台
+exec gunicorn --bind 0.0.0.0:5000 \
+    --workers 2 \
+    --reload \
+    --access-logfile - \
+    --error-logfile - \
+    app:app
\ No newline at end of file
diff --git a/deploy/docker-compose.yaml b/deploy/docker-compose.yaml
deleted file mode 100644
index 7d357d8..0000000
--- a/deploy/docker-compose.yaml
+++ /dev/null
@@ -1,17 +0,0 @@
-version: '3'
-services:
-  flask:
-    build:
-      context: ..
-      dockerfile: dockerdata/Dockerfile
-    container_name: flask
-    ports:
-      - "5000:5000"
-    restart: always
-    command: sh -c "/app/start.sh"
-    networks:
-      - bridge_network
-
-networks:
-  bridge_network:
-    driver: bridge
\ No newline at end of file
diff --git a/deploy/start.sh b/deploy/start.sh
deleted file mode 100644
index 1171931..0000000
--- a/deploy/start.sh
+++ /dev/null
@@ -1,9 +0,0 @@
-#!/bin/bash
-
-# 这里可以设置同步时间等操作
-
-# 运行程序
-echo "Starting application..."
-
-# 这里可以修改运行命令
-gunicorn -b 0.0.0.0:5000 app:app
\ No newline at end of file