version fixes in ci workflow

Author: daimor

.github/workflows/main.yml

@@ -21,7 +21,9 @@ jobs:
       matrix:
         os: [ubuntu-latest, windows-latest, macOS-latest]
     steps:
-    - uses: actions/checkout@master
+    - uses: actions/checkout@v2
+      with:
+        ref: master
     - run: git fetch --depth=1 origin +refs/tags/*:refs/tags/*
     - name: Set an output
       id: set-version
@@ -45,7 +47,7 @@ jobs:
         echo $VERSION > ./dist/.version
         echo $NAME > ./dist/.name
     - name: Use Node.js
-      uses: actions/setup-node@master
+      uses: actions/setup-node@v1
       with:
         node-version: 12.x
     - run: npm install
@@ -61,7 +63,7 @@ jobs:
       if: runner.os == 'Linux'
       run: |
         ./node_modules/.bin/vsce package -o ./dist/package.vsix
-    - uses: actions/upload-artifact@master
+    - uses: actions/upload-artifact@v2
       if: runner.os == 'Linux'
       with:
         name: vsix
@@ -71,7 +73,7 @@ jobs:
     runs-on: ubuntu-latest
     needs: build
     steps:
-    - uses: actions/download-artifact@master
+    - uses: actions/download-artifact@v2
       with:
         name: vsix
         path: ./dist/
@@ -84,7 +86,7 @@ jobs:
         echo ::set-output name=name::`cat ./dist/.name`
     - name: Create Release
       id: create_release
-      uses: actions/create-release@master
+      uses: actions/create-release@v1
       if: runner.os == 'Linux'
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -97,7 +99,7 @@ jobs:
           ${{ steps.set-version.outputs.changelog }}
     - name: Upload Release Asset
       id: upload-release-asset
-      uses: actions/upload-release-asset@master
+      uses: actions/upload-release-asset@v1
       if: runner.os == 'Linux'
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
@@ -115,12 +117,12 @@ jobs:
       with:
         ref: master
         token: ${{ secrets.TOKEN }}
-    - uses: actions/download-artifact@master
+    - uses: actions/download-artifact@v2
       with:
         name: vsix
         path: ./dist/
     - name: Use Node.js
-      uses: actions/setup-node@master
+      uses: actions/setup-node@v1
       with:
         node-version: 12.x
     - name: Prepare build
@@ -142,7 +144,7 @@ jobs:
         git push
     - name: Upload Release Asset
       id: upload-release-asset
-      uses: actions/upload-release-asset@master
+      uses: actions/upload-release-asset@v1
       if: runner.os == 'Linux'
       env:
         GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}