Update Dockerfile

Dockerfile

@@ -1,23 +1,17 @@
 # =============================================================================
-# Sub2API Hugging Face Space Dockerfile
+# Sub2API Hugging Face Space Dockerfile (外部 PostgreSQL + 内置 Redis)
 # =============================================================================
-# This Space deploys from the exported root filesystem tar generated by the
-# EvfWorkSpace/sub2api project, then layers the Space-specific startup wrapper
-# on top. Keep sub2api-hf-rootfs.tar in this repository root.
-# =============================================================================
-
 FROM scratch
-
 ADD sub2api-hf-rootfs.tar /
 
 USER root
-
-RUN apk add --no-cache redis postgresql postgresql-client openssl tzdata su-exec python3 py3-bcrypt \
+# 只安装 Redis 和必需工具，移除 postgresql 及 postgresql-client
+RUN apk add --no-cache redis openssl tzdata su-exec python3 py3-bcrypt \
     && mv /app/sub2api /app/hub-gateway \
     && chmod +x /app/hub-gateway \
-    && mkdir -p /tmp/gateway-data /tmp/gateway-redis /tmp/gateway-postgres \
-    && chown -R sub2api:sub2api /tmp/gateway-data /tmp/gateway-redis \
-    && chown -R postgres:postgres /tmp/gateway-postgres
+    && mkdir -p /tmp/gateway-data /tmp/gateway-redis \
+    # 不再创建 postgres 用户和 /tmp/gateway-postgres 目录
+    && chown -R sub2api:sub2api /tmp/gateway-data /tmp/gateway-redis
 
 ENV DATA_DIR=/tmp/gateway-data \
     SERVER_HOST=0.0.0.0 \
@@ -26,17 +20,19 @@ ENV DATA_DIR=/tmp/gateway-data \
     SERVER_MODE=release \
     GIN_MODE=release \
     AUTO_SETUP=true \
+    # 数据库连接串由外部环境变量提供（您需要在运行时传入 Xata 的连接串）
+    # 这里不写默认值，强制外部注入
+    DATABASE_URL="" \
     DATABASE_SSLMODE=require \
-    QUNYOU_SKILL_ROOT=/app/tools/qunyou_skill \
-    QUNYOU_PYTHON=python3 \
+    # Redis 将使用内置服务，默认连接 localhost:6379
+    REDIS_ADDR=localhost:6379 \
     TZ=Asia/Shanghai
 
 COPY start-space.sh /app/start-space.sh
 RUN chmod +x /app/start-space.sh
 
 EXPOSE 7860
-
 HEALTHCHECK --interval=30s --timeout=10s --start-period=30s --retries=5 \
     CMD wget -q -T 5 -O /dev/null http://localhost:${SERVER_PORT:-7860}/health || exit 1
 
-ENTRYPOINT ["/app/start-space.sh"]
+ENTRYPOINT ["/app/start-space.sh"]