build: group renovate updates (#284)

Author: dariuszkuc

compatibility/build.gradle.kts

@@ -1,3 +1,5 @@
+import java.util.Properties
+
 plugins {
     id("org.springframework.boot") version "3.0.1"
     id("io.spring.dependency-management") version "1.1.0"
@@ -8,9 +10,16 @@ repositories {
     mavenCentral()
 }
 
+val properties = Properties()
+properties.load(File(rootDir.parent, "gradle.properties").inputStream())
+for ((key, value) in properties) {
+    this.ext[key.toString()] = value
+}
+
+val annotationsVersion: String by project
 dependencies {
     implementation("com.apollographql.federation", "federation-graphql-java-support")
-    implementation("org.jetbrains", "annotations", "23.1.0")
+    implementation("org.jetbrains", "annotations", annotationsVersion)
     implementation("org.springframework.boot", "spring-boot-starter-actuator")
     implementation("org.springframework.boot", "spring-boot-starter-graphql")
     implementation("org.springframework.boot", "spring-boot-starter-web")

renovate.json

@@ -14,6 +14,12 @@
       "matchPaths": ["gradle-wrapper.properties"],
       "labels": ["type: build"]
     },
+    {
+      "groupName": "Gradle version updates",
+      "matchDatasources": ["docker"],
+      "matchPackageNames": ["gradle"],
+      "labels": ["type: build"]
+    },
     {
       "groupName": "Protobuf",
       "matchPackagePrefixes": ["com.google.protobuf:"]