fix

Author: trask

conventions/src/main/kotlin/io.opentelemetry.instrumentation.base.gradle.kts

@@ -162,15 +162,22 @@ configurations {
   //    "latest.release" or "+" versions (e.g. transitive deps) gets pinned to a concrete
   //    version from the JSON file.
   if (otelProps.testLatestDeps) {
-    // Apply latestDepTestLibrary overrides and pinned versions to every resolvable
-    // configuration. Both maps only contain entries the module author explicitly opted into
-    // (`latestDepTestLibrary(...)` declarations and `library`/`testLibrary` artifacts pinned
-    // in latest-dep-versions.json), and the lookups are no-ops for unrelated artifacts and
-    // for concrete versions — so broad application costs nothing but keeps every dynamic
-    // version in the build reproducible, including custom JvmTestSuite source sets and
-    // `compileClasspath` entries rewritten via dependencySubstitution (e.g. gwt-2.0).
+    // Pinning and overrides must NOT leak into build-tool configurations like Zinc (the
+    // Scala compiler), where forcing e.g. scala-library to a JSON-pinned version breaks
+    // compilation. They also must not affect e.g. japicmp's `tempConfig`, which resolves
+    // `opentelemetry-instrumentation-bom:latest.release` directly against Maven Central.
+    // Use an allow-list of configuration names rather than a deny-list so new build-tool
+    // configurations stay safe by default.
+    //
+    // Allow-list:
+    //   - any configuration whose name contains "test" (case-insensitive) — covers `test`,
+    //     `latestDepTest`, and custom JvmTestSuite source sets like `testDubbo`,
+    //     `version20Test`, `play24Test`, etc.
+    //   - the main `compileClasspath` — so modules using `dependencySubstitution` to swap
+    //     groups for the agent's compile classpath (e.g. gwt-2.0) get pinned versions.
     configureEach {
       if (!isCanBeResolved) return@configureEach
+      if (!name.contains("test", ignoreCase = true) && name != "compileClasspath") return@configureEach
       resolutionStrategy.eachDependency {
         // latestDepTestLibrary overrides take priority over pinned versions
         val override = latestDepTestLibraryOverrides["${requested.group}:${requested.name}"]