Add dependabot configuration (#83)

This commit adds dependabot to manage updates of versions.
Additionally, the dependency-management plugin now does
not specify a version. Also the CI build was chnaged so
that a common build file is used.

.github/dependabot.yml

@@ -0,0 +1,32 @@
+version: 2
+updates:
+
+  - package-ecosystem: "maven"
+    directories:
+      - "/initial"
+      - "/complete"
+    ignore:
+      - dependency-name: "*"
+        update-types: ["version-update:semver-patch"]
+    schedule:
+      interval: "monthly"
+    target-branch: "main"
+    groups:
+      guide-dependencies-maven:
+        patterns:
+          - "*"
+
+  - package-ecosystem: "gradle"
+    directories:
+      - "/initial"
+      - "/complete"
+    ignore:
+      - dependency-name: "*"
+        update-types: ["version-update:semver-patch"]
+    schedule:
+      interval: "monthly"
+    target-branch: "main"
+    groups:
+      guide-dependencies-gradle:
+        patterns:
+          - "*"

.github/workflows/continuous-integration-build.yml

@@ -10,32 +10,4 @@ on:
 
 jobs:
   build:
-    name: Build Main Branch
-    runs-on: ubuntu-latest
-
-    steps:
-      - name: Checkout source code
-        uses: actions/checkout@v3
-
-      - name: Set up JDK 17
-        uses: actions/setup-java@v3
-        with:
-          java-version: '17'
-          distribution: 'temurin'
-          cache: maven
-
-      - name: Build Initial with Maven
-        working-directory: ./initial
-        run: ./mvnw --batch-mode clean package
-
-      - name: Build Initial with Gradle
-        working-directory: ./initial
-        run: ./gradlew build
-
-      - name: Build Complete with Maven
-        working-directory: ./complete
-        run: ./mvnw --batch-mode clean package
-
-      - name: Build Complete with Gradle
-        working-directory: ./complete
-        run: ./gradlew build
+    uses: spring-guides/getting-started-macros/.github/workflows/build_initial_complete_maven_gradle.yml@main

complete/build.gradle

@@ -1,12 +1,18 @@
 plugins {
 	id 'org.springframework.boot' version '3.3.0'
-	id 'io.spring.dependency-management' version '1.1.5'
 	id 'java'
 }
 
+apply plugin: 'io.spring.dependency-management'
+
 group = 'com.example'
 version = '0.0.1-SNAPSHOT'
-sourceCompatibility = '17'
+
+java {
+	toolchain {
+		languageVersion = JavaLanguageVersion.of(17)
+	}
+}
 
 repositories {
 	mavenCentral()

initial/build.gradle

@@ -1,12 +1,18 @@
 plugins {
 	id 'org.springframework.boot' version '3.3.0'
-	id 'io.spring.dependency-management' version '1.1.5'
 	id 'java'
 }
 
+apply plugin: 'io.spring.dependency-management'
+
 group = 'com.example'
 version = '0.0.1-SNAPSHOT'
-sourceCompatibility = '17'
+
+java {
+	toolchain {
+		languageVersion = JavaLanguageVersion.of(17)
+	}
+}
 
 repositories {
 	mavenCentral()