refactor(docker): 重构容器配置并添加PostgreSQL支持

- 将Dockerfile重命名为Dockerfile.php以明确用途
- 新增Dockerfile.postgres用于构建带pgvector扩展的PostgreSQL镜像
- 拆分初始化SQL脚本为mysql和postgres专用版本
- 更新docker-compose配置以使用新的构建文件
- 修改init_env.sh脚本适配新的初始化文件路径

重构目的是提高配置的模块化和可维护性，同时为系统添加PostgreSQL向量搜索支持。

vps/Dockerfile.postgres

@@ -0,0 +1,26 @@
+# /home/app/Dockerfile.postgres
+FROM postgres:14
+
+# 安装构建工具
+RUN apt-get update && \
+    apt-get install -y --no-install-recommends \
+    build-essential \
+    postgresql-server-dev-14 \
+    git \
+    ca-certificates && \
+    rm -rf /var/lib/apt/lists/*
+
+# 编译安装 pgvector
+RUN cd /tmp && \
+    git clone --branch v0.6.2 https://github.com/pgvector/pgvector.git && \
+    cd pgvector && \
+    make && \
+    make install && \
+    rm -rf /tmp/pgvector
+
+# 清理构建工具
+RUN apt-get purge -y --auto-remove \
+    build-essential \
+    postgresql-server-dev-14 \
+    git && \
+    rm -rf /var/cache/apt/archives

vps/docker-compose.yml

@@ -21,7 +21,7 @@ services:
   php:
     build:
       context: .
-      dockerfile: Dockerfile
+      dockerfile: Dockerfile.php
       args:
         PHP_VERSION: "8.2"
     container_name: php
@@ -34,7 +34,7 @@ services:
   php74:
     build:
       context: .
-      dockerfile: Dockerfile
+      dockerfile: Dockerfile.php
       args:
         PHP_VERSION: "7.4"
     container_name: php74
@@ -80,7 +80,9 @@ services:
       - docker_network1
 
   postgres:
-    image: postgres:14
+    build:
+      context: .
+      dockerfile: Dockerfile.postgres
     container_name: postgresql
     restart: always
     environment:
@@ -90,6 +92,7 @@ services:
     ports:
       - 9332:5432
     volumes:
-      - ./postgresql:/var/lib/postgresql
+      - ./postgresql/data:/var/lib/postgresql/data
+      - ./postgresql/init.sql:/docker-entrypoint-initdb.d/init.sql
     networks:
       - docker_network1

vps/init_env.sh

@@ -44,10 +44,12 @@ wget -O /home/app/nginx.conf https://raw.githubusercontent.com/shakenny/containe
 wget -O /home/app/conf.d/default.conf https://raw.githubusercontent.com/shakenny/containerized-stack/refs/heads/main/default.conf
 
 wget -O /home/app/mysql/conf.d/my.cnf https://raw.githubusercontent.com/shakenny/containerized-stack/refs/heads/main/my.cnf
-wget -O /home/app/mysql/conf.d/init.sql https://raw.githubusercontent.com/shakenny/containerized-stack/refs/heads/main/vps/init.sql
+wget -O /home/app/mysql/conf.d/init.sql https://raw.githubusercontent.com/shakenny/containerized-stack/refs/heads/main/vps/init_mysql.sql
 
 wget -O /home/app/redis/conf/redis.conf https://raw.githubusercontent.com/redis/redis/7.2/redis.conf
 
+wget -O /home/app/postgresql/init.sql https://raw.githubusercontent.com/shakenny/containerized-stack/refs/heads/main/vps/init_postgres.sql
+
 # 修改Redis配置文件
 sed -i "s/bind 127.0.0.1 -::1/bind 0.0.0.0/g" /home/app/redis/conf/redis.conf
 sed -i "s/# requirepass foobared/requirepass \!Ybw324\!/g" /home/app/redis/conf/redis.conf

vps/init_postgres.sql

@@ -0,0 +1,2 @@
+-- 自动创建vector扩展
+CREATE EXTENSION IF NOT EXISTS vector;