chore: checkfiles with yarn install (aws#4755)

* chore: checkfiles with yarn install * use .yarnrc configuration instead
leepa · Nov 8, 2019 · 31db514 · 31db514
1 parent 5dc7688
commit 31db514
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diff --git a/.yarnrc b/.yarnrc
@@ -1,4 +1,2 @@
-# This is required as the *current* CodeBuild image has node8, but we "require" node 10.
-# The whole file can be dropped once the new Docker image is released.
---install.ignore-engines  true
---run.ignore-engines      true
+--install.check-files     true      # install will verify file tree of packages for consistency
+--install.audit           true      # Run vulnerability audit on installed packages
diff --git a/build.sh b/build.sh
@@ -31,7 +31,7 @@ export NODE_OPTIONS="--max-old-space-size=4096 ${NODE_OPTIONS:-}"
 
 echo "============================================================================================="
 echo "installing..."
-yarn install
+yarn install --frozen-lockfile
 
 fail() {
   echo "❌  Last command failed. Scroll up to see errors in log (search for '!!!!!!!!')."