Update to yarn v2

.gitattributes

@@ -1,2 +1,4 @@
 CHANGES.md merge=union
 *.enc binary
+/.yarn/releases/** binary
+/.yarn/plugins/** binary

.github/workflows/ci.yml

@@ -22,7 +22,7 @@ jobs:
       - uses: actions/setup-node@v4
         with:
           node-version-file: ".nvmrc"
-      - run: npm install -g yarn@^1.19.0 && yarn install
+      - run: yarn install --immutable
 
       - name: Check formatting with prettier
         run: yarn prettier-check

.github/workflows/npm-publish.yml

@@ -38,13 +38,9 @@ jobs:
           registry-url: "https://registry.npmjs.org"
           node-version-file: ".nvmrc"
 
-      - name: Install yarn
-        if: steps.detect.outputs.previous-version != steps.detect.outputs.current-version
-        run: npm install -g yarn@^1.19.0
-
       - name: Install dependencies
         if: steps.detect.outputs.previous-version != steps.detect.outputs.current-version
-        run: yarn install --ignore-engines
+        run: yarn install --ignore-engines --immutable
         env:
           NODE_OPTIONS: "--max_old_space_size=8192"
 

.gitignore

@@ -22,3 +22,11 @@ ts-out/
 
 # Catalog index generation files
 catalog-index*.json
+# https://v3.yarnpkg.com/getting-started/qa#which-files-should-be-gitignored
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions

.yarnrc.yml

@@ -0,0 +1,8 @@
+nodeLinker: node-modules
+
+plugins:
+  - checksum: 374f735053958b77583ef7b70e56a59540d1d9c681f04b8ab7a600f4325301d2e1fb67c51d34ba75bbbc4e71f8c003fbc52b1f22d7daa30dca655f1a1bf205a1
+    path: .yarn/plugins/@yarnpkg/plugin-licenses.cjs
+    spec: "https://raw.githubusercontent.com/mhassan1/yarn-plugin-licenses/v0.15.0/bundles/@yarnpkg/plugin-licenses.js"
+
+yarnPath: .yarn/releases/yarn-4.6.0.cjs

package.json

@@ -220,9 +220,8 @@
     "yaml": "^1.10.0"
   },
   "scripts": {
-    "prepublish": "gulp post-npm-install",
+    "prepack": "gulp post-npm-install",
     "postpublish": "bash -c \"if [ -z \"$GITHUB_ACTION\" ]; then git tag -a ${npm_package_version} -m \"${npm_package_version}\" && git push origin ${npm_package_version}; fi \"",
-    "postinstall": "gulp post-npm-install",
     "gulp": "gulp",
     "start": "terriajs-server --port 3002",
     "hot": "webpack-dev-server --inline --config buildprocess/webpack.config.hot.js --hot --host 0.0.0.0",
@@ -234,5 +233,6 @@
     "prettier-check": "prettier --check .",
     "build-for-node": "tsc -b tsconfig-node.json",
     "prepare": "yarn build-for-node && husky install"
-  }
+  },
+  "packageManager": "yarn@4.6.0"
 }