chore: improve container build and deployment configuration

- Add common system directories to .dockerignore to prevent accidental inclusion
- Reorder Dockerfile instructions for better clarity and performance
- Remove remote deployment targets from Makefile to simplify local development workflow

Dockerfile

@@ -22,11 +22,12 @@ RUN apk add --no-cache \
 # Create a symlink so 'php' command works
 RUN ln -sf /usr/bin/php84 /usr/bin/php
 
-# Copy application files
-# Using a different target directory to avoid permission issues with /var/www in Alpine/Podman
-COPY . /app
+# Set working directory early
 WORKDIR /app
 
+# Copy application files explicitly from the context
+COPY . /app
+
 # Get Composer
 COPY --from=docker.io/composer:latest /usr/bin/composer /usr/bin/composer