Initial commit: Flet frontend with CI/CD

Dockerfile

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+FROM python:3.12-slim AS builder
+
+COPY --from=ghcr.io/astral-sh/uv:latest /uv /uvx /bin/
+
+WORKDIR /app
+
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    git \
+    curl \
+    unzip \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY pyproject.toml uv.lock* ./
+
+RUN uv sync --frozen || uv sync
+
+COPY . .
+
+RUN uv run flet build web
+
+FROM nginx:alpine
+
+COPY --from=builder /app/build/web /usr/share/nginx/html
+
+RUN echo 'server { \
+    listen 8000; \
+    location / { \
+        root /usr/share/nginx/html; \
+        try_files $uri $uri/ /index.html; \
+    } \
+}' > /etc/nginx/conf.d/default.conf
+
+EXPOSE 8000
+CMD ["nginx", "-g", "daemon off;"]