Add .dockerignore and update Dockerfile for multiarch support

Author: ngeorger

.dockerignore

@@ -0,0 +1,64 @@
+# Version control
+.git
+.gitignore
+.svn
+.hg
+
+# Development environments
+.env
+.venv
+venv/
+env/
+.idea/
+.vscode/
+*.swp
+*.swo
+
+# Dependencies
+node_modules/
+bower_components/
+vendor/
+package-lock.json
+yarn.lock
+
+# Build outputs
+dist/
+build/
+*.pyc
+__pycache__/
+*.class
+*.o
+*.obj
+
+# Logs and databases
+*.log
+logs/
+*.sqlite
+*.db
+
+# OS generated files
+.DS_Store
+.DS_Store?
+._*
+.Spotlight-V100
+.Trashes
+ehthumbs.db
+Thumbs.db
+
+# Docker specific
+Dockerfile
+.dockerignore
+docker-compose*.yml
+
+# Documentation
+README.md
+CHANGELOG.md
+docs/
+*.md
+
+# Test files
+test/
+tests/
+coverage/
+.coverage
+.pytest_cache/

Dockerfile

@@ -1,8 +1,19 @@
-# Simple Dockerfile to demonstrate the use of the `uname` command.
+# Simple Dockerfile to demonstrate the use of the multiarch on native architecture.
 # This Dockerfile is based on the latest Alpine Linux image.
 # The `uname` command is used to display system information.
 FROM alpine:latest
+RUN echo "Building a multiarch image for the latest Alpine Linux version" \
+    && echo "This image will run on any architecture supported by Alpine Linux" \
+    && echo "The default command will display system information using the `uname` command" \
+    && echo "The `uname` command is used to print system information, including the kernel name, version, and architecture"
+
+RUN echo 'System Information:' \
+    && uname -a \
+    && echo 'Hello, World!' \
+    && echo 'Current Date and Time:' \
+    && date
+
 # Set the default command to run when the container starts
 # This command will echo the system information using `uname -a`, a hello world message, and the current date and time to stdout, then exit cleanly.
-CMD ["sh", "-c", "uname -a; echo 'Hello, World!'; date"]
+CMD ["sh", "-c", "echo 'System Information:' && uname -a && echo 'Hello, World!' && echo 'Current Date and Time:' && date"]
 # The `uname -a` command prints all system information, including the kernel name, version, and architecture.