Added JavaDoc building in Actions.

Added CheckStyle and configured for Google Format Guide
Added .editorconfig and set defaults based upon Style Guide and Google Style Guide

.editorconfig

@@ -0,0 +1,16 @@
+root = true
+charset = "utf-8"
+
+[*.java]
+indent_style = "space"
+indent_size = 4
+end_of_line = lf
+trim_trailing_whitespace = true
+insert_final_newline = true
+max_line_length = 100 # Google Style Guide
+curly_bracket_next_line = false
+spaces_around_operators = true
+spaces_around_brackets = "both"
+indent_brace_style = "K&R"
+wildcard_import_limit = 10
+continuation_indent_size = 4 # Google Style Guid

.github/workflows/ci.yml

@@ -55,12 +55,6 @@ jobs:
           fail_ci_if_error: false
           verbose: true
 
-      #      - name: Upload Zip Artifacts
-      #        uses: actions/upload-artifact@v4
-      #        with:
-      #          name: mm-release-zip-${{ matrix.java-distribution }}-jdk${{ matrix.java-version }}
-      #          path: ./megamek/megamek/build/distributions/*.zip
-
       - name: Upload TarGZ Release
         uses: actions/upload-artifact@v4
         with:

.github/workflows/java-doc.yml

@@ -0,0 +1,38 @@
+name: MegaMek CI with Gradle
+
+on:
+  pull_request:
+    branches: [master]
+
+env:
+  GRADLE_OPTS: "-Dscan.link.VCS=${{ github.event.pull_request.html_url }}"
+
+jobs:
+  ci_cd:
+    runs-on: ${{ matrix.os }}
+
+    strategy:
+      matrix:
+        os: [ubuntu-latest]
+        java-distribution: [temurin]
+        java-version: [17]
+      fail-fast: false
+
+    steps:
+      - name: "Check out MegaMek"
+        uses: actions/checkout@v4
+        with:
+          path: megamek
+
+      - name: Set up ${{ matrix.java-distribution }} JDK ${{ matrix.java-version }}
+        uses: actions/setup-java@v4
+        with:
+          distribution: ${{ matrix.java-distribution }}
+          java-version: ${{ matrix.java-version }}
+
+      - name: Setup Gradle
+        uses: gradle/actions/setup-gradle@v3
+
+      - name: Build with Gradle
+        working-directory: megamek
+        run: ./gradlew javadoc

megamek/build.gradle

@@ -2,11 +2,14 @@ import java.time.LocalDateTime
 
 plugins {
     id 'application'
+    id 'checkstyle'
     id 'edu.sc.seis.launch4j' version '3.0.6'
     id 'jacoco'
     id 'java'
+    id 'org.ec4j.editorconfig' version '0.1.0'
     id "io.sentry.jvm.gradle" version '4.11.0'
     id 'com.palantir.git-version' version '3.1.0'
+
 }
 
 java {
@@ -82,6 +85,12 @@ ext {
     atlasedImages = "${fileStagingDir}/atlasedImages.txt"
 }
 
+checkstyle {
+    toolVersion '10.18.1'
+    configFile file("config/checkstyle/checkstyle.xml")
+    ignoreFailures false
+}
+
 run {
     jvmArgs = mmJvmOptions
 }
@@ -389,3 +398,12 @@ task unitFileMigrationTool(type: JavaExec, dependsOn: jar) {
     classpath = sourceSets.main.runtimeClasspath
     mainClass = 'megamek.utilities.UnitFileMigrationTool'
 }
+
+tasks.withType(Checkstyle) {
+    minHeapSize = "200m"
+    maxHeapSize = "1g"
+    reports {
+        xml.required = false
+        html.required = true
+    }
+}