feat(FN-002): complete Step 5 — Docker Compose and Portainer/Traefik Skeleton

apps/api/Dockerfile

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+FROM python:3.14-slim
+
+WORKDIR /app
+
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+COPY pyproject.toml ./
+RUN pip install --no-cache-dir -e ".[dev]"
+
+COPY app/ ./app/
+
+EXPOSE 8000
+
+CMD ["uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]

apps/web/Dockerfile

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+FROM node:25-alpine AS builder
+
+WORKDIR /app
+COPY package.json ./
+RUN npm install -g pnpm && pnpm install
+
+COPY . .
+RUN pnpm build
+
+FROM nginx:alpine
+
+COPY --from=builder /app/dist /usr/share/nginx/html
+COPY nginx.conf /etc/nginx/conf.d/default.conf
+
+EXPOSE 80

apps/web/nginx.conf

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+server {
+    listen 80;
+    server_name localhost;
+    root /usr/share/nginx/html;
+    index index.html;
+
+    location / {
+        try_files $uri $uri/ /index.html;
+    }
+
+    location /api {
+        proxy_pass http://api:8000;
+        proxy_http_version 1.1;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+        proxy_set_header Host $host;
+        proxy_cache_bypass $http_upgrade;
+    }
+}