Add a `Plugin<Settings>` to the included build

build-logic/convention/build.gradle.kts

@@ -114,5 +114,9 @@ gradlePlugin {
             id = libs.plugins.nowinandroid.jvm.library.get().pluginId
             implementationClass = "JvmLibraryConventionPlugin"
         }
+        register("foo") {
+            id = libs.plugins.nowinandroid.foo.get().pluginId
+            implementationClass = "FooSettingsPlugin"
+        }
     }
 }

build-logic/convention/src/main/kotlin/FooSettingsPlugin.kt

@@ -0,0 +1,24 @@
+/*
+ * Copyright 2023 The Android Open Source Project
+ *
+ *   Licensed under the Apache License, Version 2.0 (the "License");
+ *   you may not use this file except in compliance with the License.
+ *   You may obtain a copy of the License at
+ *
+ *       https://www.apache.org/licenses/LICENSE-2.0
+ *
+ *   Unless required by applicable law or agreed to in writing, software
+ *   distributed under the License is distributed on an "AS IS" BASIS,
+ *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *   See the License for the specific language governing permissions and
+ *   limitations under the License.
+ */
+
+import org.gradle.api.Plugin
+import org.gradle.api.initialization.Settings
+
+class FooSettingsPlugin : Plugin<Settings> {
+    override fun apply(target: Settings) {
+       System.err.println("FOO!")
+    }
+}

gradle/libs.versions.toml

@@ -198,3 +198,4 @@ nowinandroid-android-room = { id = "nowinandroid.android.room" }
 nowinandroid-android-test = { id = "nowinandroid.android.test" }
 nowinandroid-hilt = { id = "nowinandroid.hilt" }
 nowinandroid-jvm-library = { id = "nowinandroid.jvm.library" }
+nowinandroid-foo = { id = "nowinandroid.foo" }

settings.gradle.kts

@@ -76,6 +76,10 @@ include(":sync:work")
 include(":sync:sync-test")
 include(":ui-test-hilt-manifest")
 
+plugins {
+    id("nowinandroid.foo")
+}
+
 check(JavaVersion.current().isCompatibleWith(JavaVersion.VERSION_17)) {
     """
     Now in Android requires JDK 17+ but it is currently using JDK ${JavaVersion.current()}.