Polish GHA config

Author: Goooler

.github/workflows/ci.yml

@@ -1,29 +1,24 @@
----
-name: Java CI
+name: CI
 
-on: [push]
+on:
+  pull_request:
+  push:
+    branches:
+      - main
+  workflow_dispatch:
 
 jobs:
-  test:
-    runs-on: ${{ matrix.os }}
+  build:
     strategy:
       matrix:
-        os: [ubuntu-latest, macOS-latest, windows-latest]
-        java: [17.0.6]
-      fail-fast: false
-      max-parallel: 4
-    name: Test JDK ${{ matrix.java }}, ${{ matrix.os }}
-
+        os: [ ubuntu-latest, windows-latest ]
+    runs-on: ${{ matrix.os }}
     steps:
-      - uses: actions/checkout@v2
-      - name: Gradle wrapper validation
-        uses: gradle/wrapper-validation-action@v1
-      - name: Set up JDK
-        uses: actions/setup-java@v1
+      - uses: actions/checkout@v4
+      - uses: actions/setup-java@v4
         with:
-          java-version: ${{ matrix.java }}
-      - name: Grant execute permission for gradlew
-        run: chmod +x gradlew
-      - name: Build with Gradle
-        run: ./gradlew build     #./gradlew clean test
-...
+          distribution: 'zulu'
+          java-version: 17
+      - uses: gradle/wrapper-validation-action@v1
+      - uses: gradle/actions/setup-gradle@v3
+      - run: ./gradlew build