[Android][lint] Enable function naming lint rule

.github/workflows/android-test.yml

@@ -151,7 +151,7 @@ jobs:
           STOREFRONT_DOMAIN: example.myshopify.com
           STOREFRONT_ACCESS_TOKEN: test-token
 
-      - name: Sample formatting and Android Lint
+      - name: Sample formatting and linting
         run: |
           ./gradlew lintRelease
           ./gradlew -p samples/CheckoutKitAndroidDemo :app:detekt :app:lintRelease

dev.yml

@@ -278,7 +278,7 @@ commands:
           /opt/dev/bin/dev android check android-lint
         subcommands:
           detekt:
-            desc: Run library static analysis and sample formatting checks
+            desc: Run library static analysis and sample formatting/linting checks
             run: |
               scripts/check_storefront_env
               platforms/android/gradlew -p platforms/android detekt

platforms/android/samples/CheckoutKitAndroidDemo/app/build.gradle

@@ -139,9 +139,9 @@ tasks.withType(KotlinJvmCompile).configureEach {
 }
 
 
-// The sample applies only auto-correctable formatting rules. Full Detekt static analysis remains
-// enabled for the published library; enabling default rules here would surface unrelated existing
-// sample debt rather than make this formatting check actionable.
+// The sample applies auto-correctable formatting and function-naming checks. Full Detekt static
+// analysis remains enabled for the published library; enabling all default rules here would surface
+// unrelated existing sample debt rather than make these checks actionable.
 detekt {
     buildUponDefaultConfig = false
     config.setFrom('../detekt.config.yml')

platforms/android/samples/CheckoutKitAndroidDemo/detekt.config.yml

@@ -1,5 +1,11 @@
-# The sample intentionally applies only Detekt formatting rules. Full static analysis is enforced
-# for the published library, while this keeps sample lint adoption actionable without a baseline.
+# The sample enforces formatting and function naming. Compose UI and JUnit test functions use
+# idiomatic PascalCase and descriptive backticked names, respectively. Full static analysis is
+# enforced for the published library; enabling all default rules here would surface unrelated debt.
+naming:
+  FunctionNaming:
+    active: true
+    ignoreAnnotated: [ 'Composable', 'Test' ]
+
 formatting:
   active: true
   autoCorrect: true