Pin GitHub Actions dependencies, switch to weekly update schedule (#283)

Co-authored-by: copilot-swe-agent[bot] <[email protected]>
Co-authored-by: scordio <[email protected]>

Author: Copilot

.github/dependabot.yml

@@ -7,4 +7,8 @@ updates:
   - package-ecosystem: "github-actions"
     directory: "/"
     schedule:
-      interval: "daily"
+      interval: "weekly"
+    groups:
+      github-actions:
+        patterns:
+          - "*"

.github/workflows/main.yml

@@ -13,9 +13,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Set up Java
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
           distribution: 'zulu'
           java-version: '21'
@@ -29,9 +29,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Set up Java
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
           distribution: 'zulu'
           java-version: '21'
@@ -46,9 +46,9 @@ jobs:
     if: github.repository == 'assertj/assertj-assertions-generator' && github.event_name == 'push'
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Set up Java
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
           distribution: 'zulu'
           java-version: '21'
@@ -72,9 +72,9 @@ jobs:
     if: github.repository_owner == 'assertj' && github.event_name == 'push' && github.ref == 'refs/heads/main'
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Set up Maven Central
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
           distribution: 'zulu'
           java-version: '21'

.github/workflows/release.yml

@@ -14,9 +14,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
       - name: Set up Maven Central
-        uses: actions/setup-java@v5
+        uses: actions/setup-java@dded0888837ed1f317902acf8a20df0ad188d165 # v5.0.0
         with:
           distribution: 'zulu'
           java-version: '21'