feat: add Dockerfile for mcp-gitea server

apps/ollama-mcp/mcp-gitea/Dockerfile

@@ -0,0 +1,26 @@
+FROM node:20-alpine
+
+LABEL maintainer="Vladimiras Levinas"
+LABEL description="MCP Gitea Server for Ollama integration"
+
+WORKDIR /app
+
+# Install dependencies
+COPY package.json ./
+RUN npm install --production && npm cache clean --force
+
+# Copy application
+COPY index.js ./
+
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=40s --retries=3 \
+  CMD wget --quiet --tries=1 --spider http://localhost:3000/health || exit 1
+
+# Expose port
+EXPOSE 3000
+
+# Run as non-root user
+USER node
+
+# Start server
+CMD ["npm", "start"]