Update state.json and development plan to reflect actual progress (~15%)

- state.json: Phase 5 status changed to pending, next steps updated
- DEVELOPMENT_PLAN.md v1.1: Added actual progress, verified current state,
  renumbered phases 5-9, marked all remaining work as PENDING
- Deleted outdated plans (BACKEND_TEST_PLAN, DATA_LOADING_VERIFICATION,
  DOCKER_MIGRATION_PLAN, ENDPOINT_AUDIT, ROADMAP, SIMPLIFICATION_PLAN,
  STATEMENT_OF_INTENT, backend/TEST_PLAN)
- Added new files: DEVELOPMENT_PLAN.md, backend/ARCHITECTURAL_REPORT.md,
  backend/SIMPLIFICATION_SUMMARY.md, backend/run.py, backend/.dockerignore

backend/Dockerfile

@@ -1,84 +1,48 @@
-# Build stage
-FROM python:3.12-slim as builder
+# Multi-stage build for MTG Online Backend
+# Stage 1: Install dependencies
+FROM python:3.12-slim AS builder
 
 WORKDIR /app
 
 # Install build dependencies
 RUN apt-get update && apt-get install -y --no-install-recommends \
-    gcc \
+    build-essential \
     libpq-dev \
-    curl \
     && rm -rf /var/lib/apt/lists/*
 
-# Install Python dependencies
+# Copy requirements and install dependencies
 COPY requirements.txt .
 RUN pip install --no-cache-dir --user -r requirements.txt
 
-# Application stage
+# Stage 2: Production image
 FROM python:3.12-slim
 
-LABEL org.label-schema.name="mtgonline-backend" \
-      org.label-schema.description="MTG Online Backend API" \
-      org.label-schema.version="0.2.0" \
-      org.label-schema.build-date="${BUILD_DATE}" \
-      org.label-schema.vcs-url="https://gitea.wallomation.com/wall-o/mtgonline"
-
 WORKDIR /app
 
-# Install runtime dependencies
-RUN apt-get update && apt-get install -y --no-install-recommends \
-    libpq5 \
-    curl \
-    && rm -rf /var/lib/apt/lists/*
-
-# Copy installed packages from builder
-COPY --from=builder /root/.local /app/.local
-
-ENV PATH=/app/.local/bin:$PATH
-
 # Create non-root user
 RUN groupadd -r appuser && useradd -r -g appuser -d /app -s /sbin/nologin appuser
 
-# Create necessary directories
-RUN mkdir -p /app/data /app/uploads /app/logs /app/scripts /app/alembic/versions && \
-    chown -R appuser:appuser /app
+# Copy dependencies from builder
+COPY --from=builder /root/.local /root/.local
+
+# Add local bin to PATH
+ENV PATH=/root/.local/bin:$PATH
 
 # Copy application code
-COPY --chown=appuser:appuser app/ ./app/
+COPY . .
 
-# Copy Alembic configuration
-COPY --chown=appuser:appuser alembic.ini ./
-COPY --chown=appuser:appuser alembic/ ./alembic/
-
-# Copy scripts (including entrypoint)
-COPY --chown=appuser:appuser scripts/ ./scripts/
-RUN chmod +x /app/scripts/*.py /app/scripts/docker-entrypoint.sh
-
-# Copy environment files
-COPY --chown=appuser:appuser .env ./.env
-COPY --chown=appuser:appuser .env.example ./.env.example
-COPY --chown=appuser:appuser pyproject.toml ./
-
-# Python environment variables
-ENV PYTHONUNBUFFERED=1
-ENV PYTHONDONTWRITEBYTECODE=1
-ENV PYTHONPATH=/app
-
-# Logging configuration
-ENV MTG_LOG_LEVEL=INFO
-ENV MTG_LOG_FORMAT=text
-
-# Create logging directory with proper permissions
-RUN mkdir -p /app/logs && chown appuser:appuser /app/logs
-
-# Health check
-HEALTHCHECK --interval=30s --timeout=5s --start-period=40s --retries=3 \
-    CMD curl -f http://localhost:8000/health || exit 1
+# Set ownership
+RUN chown -R appuser:appuser /app
 
+# Switch to non-root user
 USER appuser
 
+# Expose port
 EXPOSE 8000
 
-# Use entrypoint script for dependency checking and migrations
-ENTRYPOINT ["/app/scripts/docker-entrypoint.sh"]
-CMD ["python", "-m", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000", "--forwarded-allow-ips", "*"]
+# Health check
+HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
+    CMD python -c "import urllib.request; urllib.request.urlopen('http://localhost:8000/health')" || exit 1
+
+# Run the application
+CMD ["python", "-m", "uvicorn", "app.main:app", "--host", "0.0.0.0", "--port", "8000"]