fix(publishing): restore Maven Central publishing for isolated kits

.github/workflows/release-draft.yml

@@ -112,9 +112,24 @@ jobs:
         run: |
           echo "${{ steps.compose-version.outputs.new-version }}" > VERSION
 
-      - name: Publish to Maven local (smoke test)
+      - name: Publish core to Maven local (smoke test)
         run: ./gradlew publishMavenPublicationToMavenLocal -PVERSION=${{ steps.compose-version.outputs.new-version }} --no-build-cache
 
+      - name: Publish aggregate kits to Maven local (smoke test)
+        run: ./gradlew publishMavenPublicationToMavenLocal -PVERSION=${{ steps.compose-version.outputs.new-version }} -c settings-kits.gradle --no-build-cache
+
+      - name: Publish isolated kit to Maven local (urbanairship-20 smoke test)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/urbanairship/urbanairship-20 -PVERSION=${{ steps.compose-version.outputs.new-version }} publishMavenPublicationToMavenLocal --no-build-cache
+
+      - name: Publish isolated kit to Maven local (braze-43 smoke test)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/braze/braze-43 -PVERSION=${{ steps.compose-version.outputs.new-version }} publishMavenPublicationToMavenLocal --no-build-cache
+
+      - name: Publish isolated kit to Maven local (ga-23 smoke test)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/ga/ga-23 -PVERSION=${{ steps.compose-version.outputs.new-version }} publishMavenPublicationToMavenLocal --no-build-cache
+
+      - name: Publish isolated kit to Maven local (ga4-23 smoke test)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/ga4/ga4-23 -PVERSION=${{ steps.compose-version.outputs.new-version }} publishMavenPublicationToMavenLocal --no-build-cache
+
       - name: Generate changelog entry
         id: changelog
         # Pinned SHA for Semgrep (no mutable @main); bump when upgrading the action.

.github/workflows/release-publish.yml

@@ -56,6 +56,21 @@ jobs:
       - name: Publish core to Maven local (required before kits can compile)
         run: ./gradlew publishMavenPublicationToMavenLocal -PVERSION=${{ needs.setup-and-version.outputs.final_version }} --no-build-cache
 
+      - name: Validate aggregate kit publications in Maven local
+        run: ./gradlew publishMavenPublicationToMavenLocal -PVERSION=${{ needs.setup-and-version.outputs.final_version }} -c settings-kits.gradle --no-build-cache
+
+      - name: Validate isolated kit publication (urbanairship-20)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/urbanairship/urbanairship-20 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenLocal --no-build-cache
+
+      - name: Validate isolated kit publication (braze-43)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/braze/braze-43 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenLocal --no-build-cache
+
+      - name: Validate isolated kit publication (ga-23)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/ga/ga-23 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenLocal --no-build-cache
+
+      - name: Validate isolated kit publication (ga4-23)
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/ga4/ga4-23 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenLocal --no-build-cache
+
       - name: Publish core to Maven Central
         run: ./gradlew publishMavenPublicationToMavenCentralRepository -PVERSION=${{ needs.setup-and-version.outputs.final_version }} --no-build-cache
 
@@ -65,16 +80,16 @@ jobs:
       # Isolated Kotlin 2.2.x kits are excluded from settings-kits.gradle and must be
       # published from their own project roots (same pattern as CI test/lint steps).
       - name: Publish Isolated Kits (urbanairship-20)
-        run: ./gradlew -p kits/urbanairship/urbanairship-20 -PisRelease=true -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/urbanairship/urbanairship-20 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
 
       - name: Publish Isolated Kits (braze-43)
-        run: ./gradlew -p kits/braze/braze-43 -PisRelease=true -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/braze/braze-43 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
 
       - name: Publish Isolated Kits (ga-23)
-        run: ./gradlew -p kits/ga/ga-23 -PisRelease=true -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/ga/ga-23 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
 
       - name: Publish Isolated Kits (ga4-23)
-        run: ./gradlew -p kits/ga4/ga4-23 -PisRelease=true -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
+        run: ./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true -p kits/ga4/ga4-23 -PVERSION=${{ needs.setup-and-version.outputs.final_version }} publishMavenPublicationToMavenCentralRepository --no-build-cache
 
       # rokt-sdk-plus (com.rokt:rokt-sdk-plus) is an umbrella over the mParticle Rokt kit + the
       # Rokt Payment Extension. The "Publish core to Maven local" step above already placed

ONBOARDING.md

@@ -92,8 +92,7 @@ Now we will build our Local Maven repository, this will allow us to make changes
 publish it locally so that we can test them.
 
 Run the following command in the terminal:
-`./gradlew buildLocal`
-`./gradlew -PisRelease=true clean publishReleaseLocal`
+`./gradlew clean publishMavenPublicationToMavenLocal -PVERSION="$(head -n 1 VERSION)"`
 
 This will publish the core modules to mavenLocal(), you should see all .pom and .aar files located
 in your local /.m2 folder.)
@@ -128,7 +127,7 @@ This will ensure faster running times and easier error troubleshooting.
 
 Now run the following command in the terminal:
 
-`./gradlew -PisRelease=true clean testRelease publishReleaseLocal -c settings-kits.gradle`
+`./gradlew clean testRelease publishMavenPublicationToMavenLocal -PVERSION="$(head -n 1 VERSION)" -c settings-kits.gradle`
 
 You can now work on the specific kits you need, test them and even contribute through pull requests.
 
@@ -146,22 +145,29 @@ Kotlin version.
 - `kits/ga/ga-23` (Kotlin 2.2.x, `firebase-analytics:23.x`)
 - `kits/ga4/ga4-23` (Kotlin 2.2.x, `firebase-analytics:23.x`)
 
-To build an isolated kit after publishing core to mavenLocal:
+To build an isolated kit after publishing core to mavenLocal, run from the repository root:
 
 ```bash
-cd kits/urbanairship/urbanairship-20
-./gradlew testRelease publishReleaseLocal
+./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true \
+  -p kits/urbanairship/urbanairship-20 \
+  -PVERSION="$(head -n 1 VERSION)" \
+  testRelease publishMavenPublicationToMavenLocal
 ```
 
 The kit resolves `android-kit-base` from mavenLocal, so you must publish
-the core first (`./gradlew -PisRelease=true publishReleaseLocal`).
+the core first with the same exact `VERSION`.
 
 To verify all kits (main + isolated):
 
 ```bash
-./gradlew -PisRelease=true publishReleaseLocal
-./gradlew -PisRelease=true testRelease publishReleaseLocal -c settings-kits.gradle
-cd kits/urbanairship/urbanairship-20 && ./gradlew -PisRelease=true testRelease
+./gradlew publishMavenPublicationToMavenLocal -PVERSION="$(head -n 1 VERSION)"
+./gradlew testRelease publishMavenPublicationToMavenLocal \
+  -PVERSION="$(head -n 1 VERSION)" \
+  -c settings-kits.gradle
+./gradlew -Pmparticle.kit.mparticleFromMavenLocalOnly=true \
+  -p kits/urbanairship/urbanairship-20 \
+  -PVERSION="$(head -n 1 VERSION)" \
+  testRelease publishMavenPublicationToMavenLocal
 ```
 
 **Adding a new isolated kit:** If a kit upgrades to a Kotlin version
@@ -170,9 +176,9 @@ incompatible with the root KGP (2.1.20), remove it from
 to the CI workflows following the urbanairship pattern. Also add a
 matching isolated publish step in `.github/workflows/release-publish.yml`
 (the aggregate `settings-kits.gradle` publish will not include it).
-If the kit's standalone `rootProject.name` differs from the Maven
-artifact id consumers expect, set `mparticleMavenPublish.artifactId`
-explicitly in the kit `build.gradle` (see `braze-43`).
+Include `build-logic` from the standalone settings file, declare the shared
+publication plugin with `apply false`, and set `mparticleMavenPublish.artifactId`
+explicitly in the kit `build.gradle`.
 
 ## Read More
 

README.md

@@ -38,29 +38,33 @@ dependencies {
 Kits maintained by mParticle are developed in this monorepo under the [`kits/`](kits) directory and deployed as individual Maven Central
 artifacts. The table below lists kits with a final v6 artifact available on Maven Central:
 
-| Kit                                        | Maven artifact                                                                                           |
-| ------------------------------------------ | -------------------------------------------------------------------------------------------------------- |
-| [Adjust](kits/adjust/adjust-5)             | [`com.mparticle:adjust-5`](https://central.sonatype.com/artifact/com.mparticle/adjust-5)                 |
-| [Adobe](kits/adobe/adobe)                  | [`com.mparticle:adobe`](https://central.sonatype.com/artifact/com.mparticle/adobe)                       |
-| [AppsFlyer](kits/appsflyer/appsflyer-6)    | [`com.mparticle:appsflyer-6`](https://central.sonatype.com/artifact/com.mparticle/appsflyer-6)           |
-| [Apptentive](kits/apptentive/apptentive-6) | [`com.mparticle:apptentive-6`](https://central.sonatype.com/artifact/com.mparticle/apptentive-6)         |
-| [Apptimize](kits/apptimize/apptimize-3)    | [`com.mparticle:apptimize-3`](https://central.sonatype.com/artifact/com.mparticle/apptimize-3)           |
-| [Branch Metrics](kits/branch/branch-5)     | [`com.mparticle:branch-5`](https://central.sonatype.com/artifact/com.mparticle/branch-5)                 |
-| [Braze 38](kits/braze/braze-38)            | [`com.mparticle:braze-38`](https://central.sonatype.com/artifact/com.mparticle/braze-38)                 |
-| [Braze 39](kits/braze/braze-39)            | [`com.mparticle:braze-39`](https://central.sonatype.com/artifact/com.mparticle/braze-39)                 |
-| [Braze 40](kits/braze/braze-40)            | [`com.mparticle:braze-40`](https://central.sonatype.com/artifact/com.mparticle/braze-40)                 |
-| [Braze 41](kits/braze/braze-41)            | [`com.mparticle:braze-41`](https://central.sonatype.com/artifact/com.mparticle/braze-41)                 |
-| [CleverTap](kits/clevertap/clevertap-7)    | [`com.mparticle:clevertap-7`](https://central.sonatype.com/artifact/com.mparticle/clevertap-7)           |
-| [comScore](kits/comscore/comscore-6)       | [`com.mparticle:comscore-6`](https://central.sonatype.com/artifact/com.mparticle/comscore-6)             |
-| [Iterable](kits/iterable/iterable-3)       | [`com.mparticle:iterable-3`](https://central.sonatype.com/artifact/com.mparticle/iterable-3)             |
-| [Kochava](kits/kochava/kochava-5)          | [`com.mparticle:kochava-5`](https://central.sonatype.com/artifact/com.mparticle/kochava-5)               |
-| [Leanplum](kits/leanplum/leanplum-7)       | [`com.mparticle:leanplum-7`](https://central.sonatype.com/artifact/com.mparticle/leanplum-7)             |
-| [Localytics](kits/localytics/localytics-6) | [`com.mparticle:localytics-6`](https://central.sonatype.com/artifact/com.mparticle/localytics-6)         |
-| [OneTrust](kits/onetrust/onetrust)         | [`com.mparticle:onetrust`](https://central.sonatype.com/artifact/com.mparticle/onetrust)                 |
-| [Optimizely](kits/optimizely/optimizely-3) | [`com.mparticle:optimizely-3`](https://central.sonatype.com/artifact/com.mparticle/optimizely-3)         |
-| [Radar](kits/radar/radar-3)                | [`com.mparticle:radar-3`](https://central.sonatype.com/artifact/com.mparticle/radar-3)                   |
-| [Rokt](kits/rokt/rokt)                     | [`com.mparticle:android-rokt-kit`](https://central.sonatype.com/artifact/com.mparticle/android-rokt-kit) |
-| [Singular](kits/singular/singular-12)      | [`com.mparticle:singular-12`](https://central.sonatype.com/artifact/com.mparticle/singular-12)           |
+| Kit                                                | Maven artifact                                                                                           |
+| -------------------------------------------------- | -------------------------------------------------------------------------------------------------------- |
+| [Adjust](kits/adjust/adjust-5)                     | [`com.mparticle:adjust-5`](https://central.sonatype.com/artifact/com.mparticle/adjust-5)                 |
+| [Adobe](kits/adobe/adobe)                          | [`com.mparticle:adobe`](https://central.sonatype.com/artifact/com.mparticle/adobe)                       |
+| [AppsFlyer](kits/appsflyer/appsflyer-6)            | [`com.mparticle:appsflyer-6`](https://central.sonatype.com/artifact/com.mparticle/appsflyer-6)           |
+| [Apptentive](kits/apptentive/apptentive-6)         | [`com.mparticle:apptentive-6`](https://central.sonatype.com/artifact/com.mparticle/apptentive-6)         |
+| [Apptimize](kits/apptimize/apptimize-3)            | [`com.mparticle:apptimize-3`](https://central.sonatype.com/artifact/com.mparticle/apptimize-3)           |
+| [Branch Metrics](kits/branch/branch-5)             | [`com.mparticle:branch-5`](https://central.sonatype.com/artifact/com.mparticle/branch-5)                 |
+| [Braze 38](kits/braze/braze-38)                    | [`com.mparticle:braze-38`](https://central.sonatype.com/artifact/com.mparticle/braze-38)                 |
+| [Braze 39](kits/braze/braze-39)                    | [`com.mparticle:braze-39`](https://central.sonatype.com/artifact/com.mparticle/braze-39)                 |
+| [Braze 40](kits/braze/braze-40)                    | [`com.mparticle:braze-40`](https://central.sonatype.com/artifact/com.mparticle/braze-40)                 |
+| [Braze 41](kits/braze/braze-41)                    | [`com.mparticle:braze-41`](https://central.sonatype.com/artifact/com.mparticle/braze-41)                 |
+| [Braze 43](kits/braze/braze-43)                    | [`com.mparticle:braze-43`](https://central.sonatype.com/artifact/com.mparticle/braze-43)                 |
+| [CleverTap](kits/clevertap/clevertap-7)            | [`com.mparticle:clevertap-7`](https://central.sonatype.com/artifact/com.mparticle/clevertap-7)           |
+| [comScore](kits/comscore/comscore-6)               | [`com.mparticle:comscore-6`](https://central.sonatype.com/artifact/com.mparticle/comscore-6)             |
+| [Google Analytics](kits/ga/ga-23)                  | [`com.mparticle:ga-23`](https://central.sonatype.com/artifact/com.mparticle/ga-23)                       |
+| [Google Analytics 4](kits/ga4/ga4-23)              | [`com.mparticle:ga4-23`](https://central.sonatype.com/artifact/com.mparticle/ga4-23)                     |
+| [Iterable](kits/iterable/iterable-3)               | [`com.mparticle:iterable-3`](https://central.sonatype.com/artifact/com.mparticle/iterable-3)             |
+| [Kochava](kits/kochava/kochava-5)                  | [`com.mparticle:kochava-5`](https://central.sonatype.com/artifact/com.mparticle/kochava-5)               |
+| [Leanplum](kits/leanplum/leanplum-7)               | [`com.mparticle:leanplum-7`](https://central.sonatype.com/artifact/com.mparticle/leanplum-7)             |
+| [Localytics](kits/localytics/localytics-6)         | [`com.mparticle:localytics-6`](https://central.sonatype.com/artifact/com.mparticle/localytics-6)         |
+| [OneTrust](kits/onetrust/onetrust)                 | [`com.mparticle:onetrust`](https://central.sonatype.com/artifact/com.mparticle/onetrust)                 |
+| [Optimizely](kits/optimizely/optimizely-3)         | [`com.mparticle:optimizely-3`](https://central.sonatype.com/artifact/com.mparticle/optimizely-3)         |
+| [Radar](kits/radar/radar-3)                        | [`com.mparticle:radar-3`](https://central.sonatype.com/artifact/com.mparticle/radar-3)                   |
+| [Rokt](kits/rokt/rokt)                             | [`com.mparticle:android-rokt-kit`](https://central.sonatype.com/artifact/com.mparticle/android-rokt-kit) |
+| [Singular](kits/singular/singular-12)              | [`com.mparticle:singular-12`](https://central.sonatype.com/artifact/com.mparticle/singular-12)           |
+| [Urban Airship](kits/urbanairship/urbanairship-20) | [`com.mparticle:urbanairship-20`](https://central.sonatype.com/artifact/com.mparticle/urbanairship-20)   |
 
 ### Google Play Services Ads
 

RELEASE.md

@@ -13,7 +13,7 @@ Use `Release - Draft` to prepare a release PR. The workflow:
 1. Reads the current version from `VERSION`.
 2. Computes the next release version from `bump-type` and optional `qualifier`.
 3. Writes the computed version back to `VERSION`.
-4. Publishes to Maven local as a smoke test.
+4. Publishes core, aggregate kits, and isolated kits to Maven local as a smoke test.
 5. Generates the changelog entry.
 6. Opens a PR back into the branch selected in the workflow dispatch UI.
 
@@ -26,7 +26,7 @@ Generated release PR branches use `release/prep-<version>`, for example `release
 - `main`
 - `workstation/*`
 
-The workflow publishes the SDK and kits to Maven Central using the exact version in `VERSION`, then creates a GitHub release with the same tag.
+The workflow validates every publication in Maven local before publishing the SDK, aggregate kits, and isolated kits to Maven Central using the exact version in `VERSION`. It creates a GitHub release with the same tag only after every publication succeeds.
 
 ## Stable releases
 
@@ -70,7 +70,9 @@ After a successful publish workflow, verify:
 1. The GitHub release exists with the expected tag.
 2. The SDK artifact is present in [Sonatype](https://central.sonatype.com/publishing).
 3. The kit artifacts are present in [Sonatype](https://central.sonatype.com/publishing).
-4. Pre-release tags are marked as pre-releases and stable tags are marked as latest.
+4. `urbanairship-20`, `braze-43`, `ga-23`, and `ga4-23` are present at the release version.
+5. Every kit POM depends on `android-kit-base` at the exact release version.
+6. Pre-release tags are marked as pre-releases and stable tags are marked as latest.
 
 ## Troubleshooting
 

buildSrc/build.gradle.kts → build-logic/build.gradle.kts

@@ -21,8 +21,6 @@ tasks.withType<KotlinCompile>().configureEach {
 }
 
 dependencies {
-    implementation("com.android.tools.build:gradle:8.3.2")
-    implementation("org.jetbrains.kotlin:kotlin-gradle-plugin:2.1.20")
     implementation("com.vanniktech:gradle-maven-publish-plugin:0.31.0")
 }
 

buildSrc/src/main/kotlin/com/mparticle/MavenCentralPublish.kt → build-logic/src/main/kotlin/com/mparticle/MavenCentralPublish.kt

@@ -8,6 +8,7 @@ import org.gradle.api.Project
 import org.gradle.api.publish.PublishingExtension
 import org.gradle.api.publish.maven.MavenPublication
 import org.gradle.api.publish.maven.tasks.PublishToMavenLocal
+import org.gradle.api.publish.maven.tasks.PublishToMavenRepository
 import org.gradle.jvm.tasks.Jar
 
 fun Project.configureMavenPublishing(mparticleMavenPublish: MParticleMavenPublishExtension) {
@@ -100,6 +101,12 @@ fun Project.configureMavenPublishing(mparticleMavenPublish: MParticleMavenPublis
                 dependsOn(validateTaskName)
             }
         }
+
+        tasks.withType(PublishToMavenRepository::class.java).configureEach {
+            if (name.contains(publicationName, ignoreCase = true)) {
+                dependsOn(validateTaskName)
+            }
+        }
     }
 }
 

build.gradle

@@ -14,6 +14,7 @@ buildscript {
 }
 
 plugins {
+    id "mparticle.android.library.publish" apply false
     id "org.sonarqube" version "3.5.0.2730"
     id "org.jlleitschuh.gradle.ktlint" version "13.0.0"
 }