Merge pull request #3068 from overleaf/jpa-block-npm-i-outside-docker

[misc] block local, outside docker invocations of 'npm install'

GitOrigin-RevId: 283eaaa0e7fe40c61dc4bdf820b50c767486a9ef

services/web/.dockerignore

@@ -1,5 +1,7 @@
 .git
 
+.npmrc
+
 modules/*/Makefile
 **/node_modules
 copybara

services/web/.npmrc

@@ -0,0 +1,2 @@
+# disable local, outside docker invocations of $ npm install
+dry-run=true