Remix - Deployment
You want to optimize your Remix Dockerfile to cache dependencies and speed up rebuilds. Which Dockerfile order is best?
You want to optimize your Remix Dockerfile to cache dependencies and speed up rebuilds. Which Dockerfile order is best?
hard📝 Application Q15 of 15
Step-by-Step Solution
Solution:
Step 1: Understand Docker layer caching
Docker caches layers; copying package.json and running npm install first caches dependencies.Step 2: Analyze COPY package.json .\nRUN npm install\nCOPY . .\nCMD ["npm", "run", "start"] order
COPY package.json .\nRUN npm install\nCOPY . .\nCMD ["npm", "run", "start"] copies package.json, installs dependencies, then copies rest of files, so changes to app code don't rerun npm install.Final Answer:
COPY package.json .\nRUN npm install\nCOPY . .\nCMD ["npm", "run", "start"] -> Option AQuick Check:
Cache dependencies by copying package.json first = B [OK]
Quick Trick: Copy package.json and run npm install before app files [OK]
Common Mistakes:
MISTAKES- Copying all files before npm install
- Running npm install before copying package.json
- Placing CMD before install steps
Master "Deployment" in Remix
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