Add fallback for getPrPatch.ts (#431)

* Add fallback for getPrPatch.ts

* Bump nodejs version in CI

* Fix linting issues

---------

Co-authored-by: sirse <[email protected]>

Author: syossan27

.github/workflows/ci.yml

@@ -10,8 +10,8 @@ jobs:
         runs-on: ${{ matrix.os }}
         strategy:
             matrix:
-                node: ['10.x', '14.x', '17.x']
-                os: [ubuntu-latest, macos-latest]
+                node: ['14.x', '16.x', '18.x', '20.x']
+                os: [ubuntu-latest]
         steps:
             - name: Checkout repo
               uses: actions/checkout@v2

.github/workflows/rebuild.yml

@@ -14,10 +14,10 @@ jobs:
         steps:
             - uses: actions/checkout@v2
 
-            - name: Use Node.js 12.x
+            - name: Use Node.js 18.x
               uses: actions/setup-node@v2
               with:
-                  node-version: '12'
+                  node-version: '18'
                   cache: 'npm'
 
             - name: Installing dependencies