Remix - Deployment
You want to reduce Docker image size by copying only necessary files. Which Dockerfile snippet achieves this best?
You want to reduce Docker image size by copying only necessary files. Which Dockerfile snippet achieves this best?
hard📝 Application Q9 of 15
Step-by-Step Solution
Solution:
Step 1: Understand multi-stage copying
Copying package files first and running npm install caches dependencies, reducing rebuild time.Step 2: Analyze options
COPY package.json package-lock.json ./ RUN npm install COPY . . copies only package files first, installs, then copies rest; others copy all files upfront or copy node_modules incorrectly.Final Answer:
Copy package files first, install, then copy rest. -> Option AQuick Check:
Optimize image by layering COPY and RUN [OK]
Quick Trick: Copy package files first to cache npm install [OK]
Common Mistakes:
MISTAKES- Copying all files before npm install
- Copying node_modules folder manually
- Running npm install before copying files
Master "Deployment" in Remix
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