docs: Use yarn install --frozen-lockfile (#288)

cf. https://classic.yarnpkg.com/en/docs/cli/install
peaceiris · May 8, 2020 · a820967 · a820967
1 parent 489a03a
commit a820967
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/README.md b/README.md
@@ -658,7 +658,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-yarn-
 
-      - run: yarn install
+      - run: yarn install --frozen-lockfile
       - run: yarn build
       - run: yarn export
 
@@ -761,7 +761,7 @@ jobs:
           restore-keys: |
             ${{ runner.os }}-website-
 
-      - run: yarn install
+      - run: yarn install --frozen-lockfile
       - run: yarn build
 
       - name: Deploy