OpenRewrite recipe best practices

Use this link to re-run the recipe: https://app.moderne.io/recipes/org.openrewrite.recipes.rewrite.OpenRewriteRecipeBestPractices?organizationId=QUxML01vZGVybmUvTW9kZXJuZSArIE9wZW5SZXdyaXRl

Co-authored-by: Moderne <team@moderne.io>

Author: timtebeek

src/main/resources/META-INF/rewrite/examples.yml

@@ -2625,6 +2625,34 @@ examples:
     language: kotlin
 ---
 type: specs.openrewrite.org/v1beta/example
+recipeName: org.openrewrite.java.testing.junit5.CleanupKotlinJUnit5AssertionImports
+examples:
+- description: '`CleanupKotlinJUnit5AssertionImportsTest#removesStaticAssertionsWildcardImportWhenApiWildcardPresent`'
+  sources:
+  - before: |
+      import org.junit.jupiter.api.*
+      import org.junit.jupiter.api.Assertions.*
+
+      class ATest {
+          @Test
+          fun testSomething() {
+              assertNull(null)
+              assertNotNull("test")
+          }
+      }
+    after: |
+      import org.junit.jupiter.api.*
+
+      class ATest {
+          @Test
+          fun testSomething() {
+              assertNull(null)
+              assertNotNull("test")
+          }
+      }
+    language: kotlin
+---
+type: specs.openrewrite.org/v1beta/example
 recipeName: org.openrewrite.java.testing.junit5.CsvSourceToValueSource
 examples:
 - description: '`CsvSourceToValueSourceTest#replaceCsvSourceWithValueSourceForStrings`'