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Understanding the .dockerignore File: Why It's Essential and How to Use It
- Ignoring unnecessary files in Docker build context improves build times.
- Sensitive files like .env or .ssh keys should be excluded using .dockerignore file.
- Excluding irrelevant files such as .git, .vscode, and cache directories keeps the image clean.
- In multi-stage builds, ignoring build outputs from intermediate stages prevents them from being included in the final image.
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