refactor: update Dockerfile and README for improved structure and ECS details

- Modified Dockerfile to copy both HTML and source files for better organization.
- Enhanced README to include ECS architecture details, technical features, and updated game instructions.
- Added sections on game and technical features, emphasizing the benefits of the ECS pattern and Docker support.

Dockerfile

@@ -7,12 +7,12 @@ ARG BUILD_DATE=unknown
 # Create version.json file with build information
 RUN printf '{"version":"%s","buildDate":"%s"}\n' "${VERSION}" "${BUILD_DATE}" > /usr/share/nginx/html/version.json
 
-# Copy the HTML file
-COPY index.html /usr/share/nginx/html/index.html
+# Copy HTML and source files
+COPY index.html /usr/share/nginx/html/
+COPY src/ /usr/share/nginx/html/src/
 
 # Copy nginx configuration
 COPY nginx.conf /etc/nginx/conf.d/default.conf
 
 # Expose port 80
 EXPOSE 80
-