build: switch to yarn@berry (#122)

.github/workflows/ngx-lottie.yml

@@ -22,11 +22,15 @@ jobs:
         with:
           node-version: 14.x
 
+      - name: Get yarn cache directory path
+        id: yarn-cache-dir-path
+        run: echo '::set-output name=dir::$(yarn config get cacheFolder)'
+
       - uses: actions/cache@v2
         id: yarn-cache
         with:
           path: |
-            node_modules
+            ${{ steps.yarn-cache-dir-path.outputs.dir }}
             ~/.cache
           key: ${{ runner.os }}-yarn-${{ hashFiles('./yarn.lock') }}
           restore-keys: ${{ runner.os }}-yarn
@@ -35,7 +39,7 @@ jobs:
         if: steps.yarn-cache.outputs.cache-hit != 'true'
         env:
           HUSKY_SKIP_INSTALL: 'true'
-        run: yarn --frozen-lockfile --no-progress --non-interactive
+        run: yarn
 
       - run: yarn nx affected:lint --parallel --base=origin/master
       - run: yarn nx affected:test --parallel --base=origin/master

.gitignore

@@ -7,3 +7,11 @@ yarn-error.log
 coverage
 .husky
 migrations.json
+
+.pnp.*
+.yarn/*
+!.yarn/patches
+!.yarn/plugins
+!.yarn/releases
+!.yarn/sdks
+!.yarn/versions

.yarnrc.yml

@@ -0,0 +1,3 @@
+nodeLinker: node-modules
+
+yarnPath: .yarn/releases/yarn-3.1.0.cjs

package.json

@@ -109,5 +109,6 @@
     "*.{ts,html,scss,json,md}": [
       "prettier --write"
     ]
-  }
+  },
+  "packageManager": "yarn@3.1.0"
 }