fix(hf): add spaces config and docker deploy files for backend

.dockerignore

@@ -0,0 +1,10 @@
+node_modules
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.git
+.gitignore
+.env
+.env.*
+coverage
+*.md

Dockerfile

@@ -0,0 +1,15 @@
+FROM node:20-alpine
+
+WORKDIR /app
+
+COPY package*.json ./
+RUN npm ci --omit=dev
+
+COPY . .
+
+ENV NODE_ENV=production
+ENV PORT=3000
+
+EXPOSE 3000
+
+CMD ["npm", "start"]

README.md

@@ -1,3 +1,13 @@
+---
+title: Care People Backend
+emoji: "🏥"
+colorFrom: blue
+colorTo: indigo
+sdk: docker
+app_port: 3000
+pinned: false
+---
+
 # Care People Backend
 
 MySQL-backed backend for the Flutter `care_people` app using: