dev: define workflows

Author: SpyrosKou

.github/workflows/gradle.yml .github/workflows/build.yml.github/workflows/gradle.yml renamed to .github/workflows/build.yml

@@ -5,7 +5,7 @@
 # This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
 # For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-gradle
 
-name: Java CI with Gradle
+name: Build Java
 
 on:
   push:
@@ -22,9 +22,9 @@ jobs:
       contents: read
 
     steps:
-    - uses: actions/checkout@v4
-    - name: Set up JDK
-      uses: actions/setup-java@v4
+    - uses: actions/checkout@v6
+    - name: Set up Java
+      uses: actions/setup-java@v5
       with:
         java-version: '21'
         distribution: 'temurin'
@@ -47,22 +47,3 @@ jobs:
     #
     # - name: Build with Gradle
     #   run: gradle build
-
-  dependency-submission:
-
-    runs-on: ubuntu-latest
-    permissions:
-      contents: write
-
-    steps:
-    - uses: actions/checkout@v4
-    - name: Set up JDK
-      uses: actions/setup-java@v4
-      with:
-        java-version: '21'
-        distribution: 'temurin'
-
-    # Generates and submits a dependency graph, enabling Dependabot Alerts for all project dependencies.
-    # See: https://github.com/gradle/actions/blob/main/dependency-submission/README.md
-    - name: Generate and submit dependency graph
-      uses: gradle/actions/dependency-submission@af1da67850ed9a4cedd57bfd976089dd991e2582 # v4.0.0

.github/workflows/dependency-submission.yml

@@ -0,0 +1,34 @@
+# This workflow uses actions that are not certified by GitHub.
+# They are provided by a third-party and are governed by
+# separate terms of service, privacy policy, and support
+# documentation.
+# This workflow will build a Java project with Gradle and cache/restore any dependencies to improve the workflow execution time
+# For more information see: https://docs.github.com/en/actions/automating-builds-and-tests/building-and-testing-java-with-gradle
+
+name: Dependency Submission
+
+on:
+  push:
+    branches: [ "main" ]
+  workflow_dispatch:
+
+jobs:
+    dependency-submission:
+
+    runs-on: ubuntu-22.04
+    permissions:
+      contents: write
+
+    steps:
+    - name: Checkout sources
+    - uses: actions/checkout@v4
+    - name: Set up Java
+      uses: actions/setup-java@v4
+      with:
+        java-version: '21'
+        distribution: 'temurin'
+
+    # Generates and submits a dependency graph, enabling Dependabot Alerts for all project dependencies.
+    # See: https://github.com/gradle/actions/blob/main/dependency-submission/README.md
+    - name: Generate and submit dependency graph
+      uses: gradle/actions/dependency-submission@v6