Add Docker support with Dockerfile, .dockerignore, and GitHub Actions workflow

Author: BriskAM

.dockerignore

@@ -0,0 +1,37 @@
+# Version control
+.git
+.gitignore
+
+# Environment variables
+.env
+
+# Python
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+.Python
+env/
+venv/
+ENV/
+
+# IDE
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# Project-specific
+uploads/*
+*.db
+*.sqlite3
+
+# Logs
+*.log
+
+# Docker
+Dockerfile
+.dockerignore
+
+# GitHub
+.github/ 

.github/workflows/docker-build.yml

@@ -0,0 +1,40 @@
+name: Build and Push Docker Image
+
+on:
+  push:
+    branches: [ main ]
+  pull_request:
+    branches: [ main ]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v2
+
+      - name: Set up Docker Buildx
+        uses: docker/setup-buildx-action@v1
+
+      - name: Login to GitHub Container Registry
+        uses: docker/login-action@v1
+        with:
+          registry: ghcr.io
+          username: ${{ github.actor }}
+          password: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Build and push
+        uses: docker/build-push-action@v2
+        with:
+          context: .
+          push: true
+          build-args: |
+            HOST=${{ secrets.HOST || '0.0.0.0' }}
+            PORT=${{ secrets.PORT || '8000' }}
+            RELOAD=${{ secrets.RELOAD || 'false' }}
+          tags: |
+            ghcr.io/${{ github.repository }}:latest
+            ghcr.io/${{ github.repository }}:${{ github.sha }}
+          labels: |
+            org.opencontainers.image.source=${{ github.event.repository.html_url }}
+            org.opencontainers.image.revision=${{ github.sha }} 

Dockerfile

@@ -0,0 +1,30 @@
+# Use Python 3.9 slim image as base
+FROM python:3.9-slim
+
+# Set working directory
+WORKDIR /app
+
+# Copy requirements first to leverage Docker cache
+COPY requirements.txt .
+
+# Install dependencies
+RUN pip install --no-cache-dir -r requirements.txt
+
+# Copy the rest of the application
+COPY . .
+
+# Create uploads directory
+RUN mkdir -p uploads
+
+# Set default environment variables
+ENV HOST=0.0.0.0
+ENV PORT=8000
+ENV RELOAD=false
+ENV FLASK_APP=main.py
+ENV FLASK_ENV=production
+
+# Expose the port from .env
+EXPOSE 8000
+
+# Run the application
+CMD ["python", "main.py"]