Cache gradle in GitHub workflows

Author: trivikr

.github/workflows/checkout-and-build-smithy/action.yml

@@ -11,6 +11,7 @@ runs:
       with:
         java-version: 21
         distribution: 'corretto'
+        cache: gradle
 
     - uses: actions/checkout@v4
       with:

.github/workflows/ci.yml

@@ -24,6 +24,7 @@ jobs:
         with:
           java-version: ${{ matrix.java }}
           distribution: 'corretto'
+          cache: gradle
 
       - name: Clean, build, test, and javadoc
         run: ./gradlew clean build javadoc -PnoFormat -Plog-tests --stacktrace
@@ -86,6 +87,7 @@ jobs:
         with:
           java-version: 17
           distribution: 'corretto'
+          cache: gradle
 
       - name: Publish Smithy to Maven local
         run: cd smithy && ./gradlew clean build pTML -PnoFormat

.github/workflows/codeguru-reviewer.yml

@@ -34,6 +34,7 @@ jobs:
       with:
         distribution: 'corretto'
         java-version: 8
+        cache: gradle
 
     - name: Compile
       if: steps.iam-role.outcome == 'success'

.github/workflows/make-docs.yml

@@ -25,6 +25,7 @@ jobs:
       with:
         java-version: 17
         distribution: 'corretto'
+        cache: gradle
 
     - name: Setup Node
       uses: actions/setup-node@v4

.github/workflows/sdk-codegen-ci.yml

@@ -50,6 +50,7 @@ jobs:
         with:
           java-version: 17
           distribution: 'corretto'
+          cache: gradle
 
       - name: Set up Go 1.19
         uses: actions/setup-go@v5
@@ -134,6 +135,7 @@ jobs:
         with:
           java-version: 11
           distribution: 'corretto'
+          cache: gradle
 
       - uses: actions/checkout@v5
       - id: smithy-version
@@ -195,6 +197,7 @@ jobs:
         with:
           java-version: 11
           distribution: 'corretto'
+          cache: gradle
 
       - uses: actions/checkout@v5
       - id: smithy-version