chore: bootstrap Easy Grid Add-on from AddonStarter24

.github/ISSUE_TEMPLATE/bug-report.yml

@@ -0,0 +1,47 @@
+name: Bug Report
+description: Please report issues related to Easy Grid Add-On here.
+body:
+  - type: textarea
+    id: problem-description
+    attributes:
+      label: Describe the bug
+      description: A clear description of the issue you're experiencing.
+    validations:
+      required: true
+  - type: textarea
+    id: expected-behavior
+    attributes:
+      label: Expected behavior
+      description: A clear and concise description of the expected behavior.
+    validations:
+      required: false
+  - type: textarea
+    id: minimal-reproduction
+    attributes:
+      label: Minimal reproducible example
+      description: If possible, add a concise code snippet that reproduces the issue and describe the steps needed to follow to reproduce it.
+    validations:
+      required: false
+  - type: input
+    id: addon-version
+    attributes:
+      label: Add-on Version
+      description: The version of the add-on on which you're experiencing the issue.
+    validations:
+      required: true
+  - type: input
+    id: vaadin-version
+    attributes:
+      label: Vaadin Version
+      description: The complete Vaadin version (X.Y.Z) on which the issue is reproducible.
+    validations:
+      required: true
+  - type: textarea
+    id: additional-information
+    attributes:
+      label: Additional information
+      description: "Any other context/information about the issue can be added here (browser, OS, etc.)."
+    validations:
+      required: false
+
+

.github/ISSUE_TEMPLATE/config.yml

@@ -0,0 +1 @@
+blank_issues_enabled: false

.github/ISSUE_TEMPLATE/feature-request.yml

@@ -0,0 +1,24 @@
+name: Feature Request
+description: Please add feature suggestions related to Easy Grid Add-On here.
+body:
+  - type: textarea
+    id: feature-proposal
+    attributes:
+      label: Feature proposal
+      description: A concise but detailed description of the feature that you would like to see in the add-on.
+    validations:
+      required: true
+  - type: textarea
+    id: feature-implementation
+    attributes:
+      label: Describe solution expectations
+      description: Do you have an idea/expectations of how it could be implemented? Did you try a possible solution that you want to share?
+    validations:
+      required: false
+  - type: textarea
+    id: additional-information
+    attributes:
+      label: Additional information
+      description: Add any extra information you think it might be relevant to the request.
+    validations:
+      required: false

.github/workflows/maven.yml

@@ -19,12 +19,25 @@ jobs:
   build-vaadin24:
     runs-on: ubuntu-latest
     steps:
-    - uses: actions/checkout@v3
+    - uses: actions/checkout@v4
     - name: Set up JDK
       uses: actions/setup-java@v3
       with:
         java-version: '17'
         distribution: 'temurin'
         cache: maven
     - name: Build (Vaadin 24)
-      run: mvn -B package --file pom.xml
+      run: mvn -B package --file pom.xml
+
+  build-vaadin25:
+    runs-on: ubuntu-latest
+    steps:
+    - uses: actions/checkout@v4
+    - name: Set up JDK
+      uses: actions/setup-java@v3
+      with:
+        java-version: '21'
+        distribution: 'temurin'
+        cache: maven
+    - name: Build (Vaadin 25)
+      run: mvn -B package --file pom.xml -Pv25