Add Docker support

.dockerignore

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+# Node modules
+node_modules
+dist
+
+# Testing
+coverage
+.nyc_output
+
+# Logs
+logs
+*.log
+
+# Cache
+.cache
+
+# IDE and editor files
+.idea
+.vscode
+*.iml
+
+# Git-related files
+.git
+.gitignore
+
+# npm/yarn/pnpm cache and lockfiles (optional, uncomment if used)
+.npm
+# .yarn
+# yarn.lock
+# pnpm-lock.yaml
+
+# Operating system files
+.DS_Store
+Thumbs.db
+
+# Configuration files
+.env
+
+# Other temporary files
+*.swp
+*.swo
+*~
+
+# SIMPLE exclusive
+learning-packages

Dockerfile

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+# Use a Node base image
+FROM node:22-alpine
+
+# Set the working directory in the container
+WORKDIR /app
+
+# Copy React app
+COPY . .
+
+# Debug line as env file isn't supported yet...
+RUN find /app/src -type f -exec sed -i "s/localhost/0\.0\.0\.0/g" "{}"  \;
+
+# Install dependencies
+RUN	npm install
+
+# Expose the port your app runs on
+EXPOSE 8000
+EXPOSE 8001
+EXPOSE 8080
+
+# Start the application
+CMD ["npm", "start"]