Job to update the API files (#2605)

.github/workflows/pull_request.yml

@@ -36,9 +36,6 @@ jobs:
           echo "$JAVA_HOME_8_X64/bin" >> $GITHUB_PATH
           echo "JAVA_HOME=$JAVA_HOME_8_X64" >> $GITHUB_ENV
 
-      - name: "ApiCheck"
-        run: ./gradlew apiCheck
-
 #      - name: "Run code formatter"
 #        run: ./gradlew spotlessCheck
 
@@ -164,3 +161,43 @@ jobs:
 
       - name: Stop Gradle daemons
         run: ./gradlew --stop
+
+  update_api:
+    runs-on: ubuntu-latest
+    timeout-minutes: 60
+
+    steps:
+      - uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+
+      - name: Restore Gradle cache
+        id: cache
+        uses: actions/[email protected]
+        with:
+          path: |
+            ~/.gradle/caches
+            ~/.gradle/wrapper
+            ~/.gradle/yarn
+            ~/.gradle/nodejs
+            ~/.konan
+          key: misc-step-gradle-${{ hashFiles('**/*.gradle*', '**/gradle-wrapper.properties') }}
+          restore-keys: |
+            misc-step-gradle-
+
+      - name: "Set env"
+        run: |
+          echo "$JAVA_HOME_8_X64/bin" >> $GITHUB_PATH
+          echo "JAVA_HOME=$JAVA_HOME_8_X64" >> $GITHUB_ENV
+
+      - name: "Dump new API files"
+        run: ./gradlew apiDump
+
+      - name: Stop Gradle daemons
+        run: ./gradlew --stop
+
+      - name: "Commit new API files"
+        uses: stefanzweifel/[email protected]
+        with:
+          commit_message: Update API files
+          file_pattern: arrow-libs/**/api/*.api