[Stdlib] Generate Stdlib API reference for webMain source set + minor renaming

^KT-79489 Fixed

Co-authored-by: Filipp Zhinkin <[email protected]>

Merge-request: KT-MR-22746
Merged-by: Artem Kobzar <[email protected]>

Author: JSMonk

libraries/stdlib/build.gradle.kts

@@ -414,7 +414,7 @@ kotlin {
         val webMain by creating {
             dependsOn(commonMain.get())
             kotlin {
-                srcDir("jsAndWasmJsCommon/src")
+                srcDir("common-js-wasmjs/src")
             }
         }
 

libraries/stdlib/jsAndWasmJsCommon/src/kotlin/JsInterop.kt renamed to libraries/stdlib/common-js-wasmjs/src/kotlin/JsInterop.kt

@@ -0,0 +1,27 @@
+/*
+ * Copyright 2010-2025 JetBrains s.r.o. and Kotlin Programming Language contributors.
+ * Use of this source code is governed by the Apache 2.0 license that can be found in the license/LICENSE.txt file.
+ */
+
+package kotlin.js
+
+/**
+ * Marks API related to interoperability with JS as experimental.
+ *
+ * Note that the behavior of such API may be changed in the future.
+ *
+ * Usages of such API will be reported as warnings unless an explicit opt-in with
+ * the [OptIn] annotation, e.g. `@OptIn(ExperimentalWasmJsInterop::class)`,
+ * or with the `-opt-in=kotlin.js.ExperimentalWasmJsInterop` compiler option is given.
+ */
+@RequiresOptIn(level = RequiresOptIn.Level.WARNING)
+@MustBeDocumented
+@Retention(AnnotationRetention.BINARY)
+@SinceKotlin("2.2")
+@Target(
+    AnnotationTarget.CLASS,
+    AnnotationTarget.FUNCTION,
+    AnnotationTarget.PROPERTY,
+    AnnotationTarget.TYPEALIAS
+)
+public annotation class ExperimentalWasmJsInterop