Update Dockerfile and docker-compose for /opt/moto_site structure and reliable Docker deployment

Dockerfile

@@ -1,6 +1,8 @@
+
 FROM python:3.11-slim
 
-WORKDIR /opt/site/flask-moto-adventure
+# Set working directory for the app
+WORKDIR /opt/moto_site
 
 # Install system dependencies
 RUN apt-get update && apt-get install -y \
@@ -9,21 +11,27 @@ RUN apt-get update && apt-get install -y \
     && rm -rf /var/lib/apt/lists/*
 
 # Copy requirements and install Python dependencies
-COPY requirements.txt .
+COPY requirements.txt ./
 RUN pip install --no-cache-dir -r requirements.txt
 
-# Copy application code
+# Copy all application code to /opt/moto_site
 COPY . .
 
 # Create uploads directory
 RUN mkdir -p uploads/images uploads/gpx
 
-# Create non-root user
-RUN adduser --disabled-password --gecos '' appuser && chown -R appuser:appuser /opt/site/flask-moto-adventure
+# Set FLASK_APP so Flask CLI commands are available
+ENV FLASK_APP=run.py
+
+# Initialize the database and create admin at build time (as root, before switching user)
+RUN flask --app run.py init-db && flask --app run.py create-admin
+
+# Create non-root user and set permissions
+RUN adduser --disabled-password --gecos '' appuser && chown -R appuser:appuser /opt/moto_site
 USER appuser
 
 # Expose port
 EXPOSE 5000
 
-# Run the application with Gunicorn
-CMD ["gunicorn", "--bind", "0.0.0.0:5000", "--workers", "4", "--timeout", "120", "run:app"]
+# Run the application with Gunicorn, looking for run:app in /opt/moto_site
+ENTRYPOINT ["/bin/sh", "-c", "exec gunicorn --bind 0.0.0.0:5000 run:app"]