chore: add Dockerfile for HuggingFace Spaces (port 7860, DB_PATH env var)

Dockerfile

@@ -0,0 +1,24 @@
+FROM python:3.9-slim
+
+WORKDIR /app
+
+# OpenCV headless needs these system libs
+RUN apt-get update && apt-get install -y --no-install-recommends \
+    libglib2.0-0 \
+    libsm6 \
+    libxrender1 \
+    libxext6 \
+    libgl1-mesa-glx \
+    && rm -rf /var/lib/apt/lists/*
+
+COPY requirements.txt .
+RUN pip install --no-cache-dir -r requirements.txt
+
+COPY . .
+
+# HuggingFace Spaces persistent storage mounts at /data
+ENV DB_PATH=/data/uicopilot.db
+
+EXPOSE 7860
+
+CMD ["uvicorn", "backend.api.main:app", "--host", "0.0.0.0", "--port", "7860"]

README.md

@@ -1,3 +1,14 @@
+---
+title: UICopilot
+emoji: 🎨
+colorFrom: blue
+colorTo: indigo
+sdk: docker
+app_port: 7860
+pinned: false
+license: mit
+---
+
 # UICopilot
 
 **AI UI/UX Engineering Platform** — analyze, score, and improve the visual quality of your application.

backend/db/schema.py

@@ -9,13 +9,14 @@ Schema:
 """
 from __future__ import annotations
 
+import os
 import pathlib
 from contextlib import asynccontextmanager
 from typing import AsyncGenerator
 
 import aiosqlite
 
-_DEFAULT_PATH = pathlib.Path("data/uicopilot.db")
+_DEFAULT_PATH = pathlib.Path(os.environ.get("DB_PATH", "data/uicopilot.db"))
 
 DDL = """
 CREATE TABLE IF NOT EXISTS projects (