修正构建和启动环境配置

Co-authored-by: Copilot <copilot@github.com>

Dockerfile

@@ -1,4 +1,8 @@
-FROM oven/bun:canary-slim AS base
+FROM smanx/opencode:latest AS base
+USER root
+RUN apt-get update && apt-get install -y curl unzip && \
+    curl -fsSL https://bun.sh/install | bash && \
+    ln -s /root/.bun/bin/bun /usr/local/bin/bun
 
 FROM base AS deps
 
@@ -30,5 +34,11 @@ COPY tsconfig.json opencode.json ./
 COPY src ./src
 COPY .opencode ./.opencode
 
+COPY entrypoint.sh /entrypoint.sh
+RUN chmod +x /entrypoint.sh
+
+ENTRYPOINT ["/entrypoint.sh"]
+COPY .opencode ./.opencode
+
 EXPOSE 8787
 CMD ["bun", "src/server.ts"]