chore: add auto pip mirror selection by region

.env.example

@@ -15,6 +15,8 @@ LINGMA_MARKETPLACE_PUBLISHER=Alibaba-Cloud
 LINGMA_MARKETPLACE_EXTENSION=tongyi-lingma
 # VSIX 下载地址（最新优先）
 LINGMA_VSIX_URL=https://tongyi-code.oss-cn-hangzhou.aliyuncs.com/vscode/tongyi-lingma-latest.vsix
+# 构建 pip 源地区策略：auto/CN/GLOBAL
+PIP_REGION=auto
 # 启动时总是尝试从 VSIX 刷新二进制
 LINGMA_BOOTSTRAP_ALWAYS=true
 # 强制刷新（true 时忽略本地缓存）

Dockerfile

@@ -5,8 +5,42 @@ WORKDIR /app
 ENV PYTHONDONTWRITEBYTECODE=1 \
     PYTHONUNBUFFERED=1
 
+ARG PIP_INDEX_URL=https://mirrors.cloud.tencent.com/pypi/simple
+ARG PIP_TRUSTED_HOST=mirrors.cloud.tencent.com
+ARG PIP_REGION=auto
+
 COPY requirements.txt /app/requirements.txt
-RUN pip install --no-cache-dir -r /app/requirements.txt
+RUN set -e; \
+    region="${PIP_REGION}"; \
+    if [ "${region}" = "auto" ]; then \
+      region=$(python - <<'PY'
+import urllib.request
+urls = [
+    "https://ipapi.co/country/",
+    "https://ifconfig.co/country-iso",
+]
+for u in urls:
+    try:
+        with urllib.request.urlopen(u, timeout=3) as r:
+            v = r.read().decode("utf-8", errors="ignore").strip().upper()
+            if v:
+                print(v)
+                raise SystemExit(0)
+    except Exception:
+        pass
+print("UNKNOWN")
+PY
+); \
+    fi; \
+    echo "[build] PIP region=${region}"; \
+    if [ "${region}" = "CN" ]; then \
+      pip install --no-cache-dir --retries 5 --timeout 120 \
+        -i "${PIP_INDEX_URL}" --trusted-host "${PIP_TRUSTED_HOST}" \
+        -r /app/requirements.txt \
+      || pip install --no-cache-dir --retries 5 --timeout 120 -r /app/requirements.txt; \
+    else \
+      pip install --no-cache-dir --retries 5 --timeout 120 -r /app/requirements.txt; \
+    fi
 
 COPY app /app/app
 

README.md

@@ -49,6 +49,7 @@ cp .env.example .env
 - `LINGMA_MARKETPLACE_PUBLISHER`：Marketplace 发布者
 - `LINGMA_MARKETPLACE_EXTENSION`：Marketplace 扩展名
 - `LINGMA_VSIX_URL`：VSIX 下载地址（最新优先）
+- `PIP_REGION`：构建 pip 源策略（`auto`/`CN`/`GLOBAL`）
 - `LINGMA_BOOTSTRAP_ALWAYS`：启动时是否总尝试刷新 Lingma
 - `LINGMA_FORCE_REFRESH`：是否强制刷新（忽略本地缓存）
 - `LINGMA_WORK_DIR`：Lingma 工作目录（登录与会话数据）
@@ -78,6 +79,7 @@ LINGMA_SOURCE_TYPE=marketplace
 LINGMA_MARKETPLACE_PUBLISHER=Alibaba-Cloud
 LINGMA_MARKETPLACE_EXTENSION=tongyi-lingma
 LINGMA_VSIX_URL=https://tongyi-code.oss-cn-hangzhou.aliyuncs.com/vscode/tongyi-lingma-latest.vsix
+PIP_REGION=auto
 DEDICATED_DOMAIN_URL=
 ```
 
@@ -93,6 +95,11 @@ DEDICATED_DOMAIN_URL=
 docker compose up -d --build
 ```
 
+说明：
+
+- 构建阶段已默认使用腾讯云 PyPI 镜像（`mirrors.cloud.tencent.com`）。
+- 如需自定义镜像源，可在 `docker-compose.yml` 的 `build.args` 中修改。
+
 查看日志：
 
 ```bash

docker-compose.yml

@@ -1,7 +1,13 @@
 
 services:
   lingma-openai-gateway:
-    build: .
+    build:
+      context: .
+      # Use Tencent PyPI mirror during build to avoid timeout.
+      args:
+        PIP_INDEX_URL: https://mirrors.cloud.tencent.com/pypi/simple
+        PIP_TRUSTED_HOST: mirrors.cloud.tencent.com
+        PIP_REGION: auto
     container_name: lingma-openai-gateway
     env_file:
       - .env