Initial commit: DashCaddy v1.0

Full codebase including API server (32 modules + routes), dashboard frontend,
DashCA certificate distribution, installer script, and deployment skills.

dashcaddy-api/Dockerfile

@@ -0,0 +1,25 @@
+FROM node:20-alpine
+
+WORKDIR /app
+
+# Install OpenSSL for certificate generation
+RUN apk add --no-cache openssl
+
+COPY package*.json ./
+RUN npm install --production
+
+COPY *.js ./
+COPY routes/ ./routes/
+COPY openapi.yaml ./
+
+# Note: Running as root because container needs Docker socket access
+# (which is root-equivalent anyway). Socket access required for container management.
+
+EXPOSE 3001
+
+STOPSIGNAL SIGTERM
+
+HEALTHCHECK --interval=30s --timeout=5s --start-period=10s --retries=3 \
+  CMD node -e "require('http').get('http://localhost:3001/health', (r) => { process.exit(r.statusCode === 200 ? 0 : 1); }).on('error', () => process.exit(1))"
+
+CMD ["node", "server.js"]