use unique match key for each job

.github/workflows/backend.yml

@@ -12,8 +12,9 @@ jobs:
       uses: actions/cache@v1
       with:
         path: ~/.m2/repository
-        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+        key: ${{ runner.os }}-maven-all-${{ hashFiles('**/pom.xml') }}
         restore-keys: |
+          ${{ runner.os }}-maven-all-
           ${{ runner.os }}-maven-
     - uses: actions/checkout@v2
     - name: Set up JDK 1.13

.github/workflows/frontend.yaml

@@ -48,8 +48,9 @@ jobs:
       uses: actions/cache@v1
       with:
         path: ~/.m2/repository
-        key: ${{ runner.os }}-maven-${{ hashFiles('**/pom.xml') }}
+        key: ${{ runner.os }}-maven-contract-${{ hashFiles('**/pom.xml') }}
         restore-keys: |
+          ${{ runner.os }}-maven-contract-
           ${{ runner.os }}-maven-
     - uses: actions/checkout@v2
     - name: Set up JDK 1.13

.github/workflows/release.yaml

@@ -74,4 +74,4 @@ jobs:
           build-args: |
             JAR_FILE=kafka-ui-api-${{ steps.prep.outputs.version }}.jar
           cache-from: type=local,src=/tmp/.buildx-cache
-          cache-to: type=local,dest=/tmp/.buildx-cache
+          cache-to: type=local,dest=/tmp/.buildx-cache