K2 Scripting: add annotation resolving for scripts

#KT-62400 fixed

compiler/fir/resolve/src/org/jetbrains/kotlin/fir/resolve/transformers/plugin/AbstractFirSpecificAnnotationResolveTransformer.kt

@@ -394,6 +394,21 @@ abstract class AbstractFirSpecificAnnotationResolveTransformer(
         }
     }
 
+    override fun transformScript(
+        script: FirScript,
+        data: Nothing?,
+    ): FirScript {
+        if (shouldTransformDeclaration(script)) {
+            computationSession.recordThatAnnotationsAreResolved(script)
+            transformDeclaration(script, null).also {
+                transformChildren(script) {
+                    script.transformStatements(this, data)
+                }
+            }
+        }
+        return script
+    }
+
     inline fun withRegularClass(
         regularClass: FirRegularClass,
         action: () -> Unit

plugins/scripting/scripting-compiler/tests/org/jetbrains/kotlin/scripting/compiler/test/ScriptCompilerTest.kt

@@ -33,6 +33,17 @@ class ScriptCompilerTest : TestCase() {
         assertTrue(res.reports.none { it.message.contains("nonsense") })
     }
 
+    fun testDeprecationAnnotation() {
+        val res = compile("""
+            @Deprecated("BECAUSE")
+            fun deprecatedFunction() {}
+            deprecatedFunction()
+        """.trimIndent().toScriptSource()) {}
+
+        assertTrue(res is ResultWithDiagnostics.Success)
+        assertTrue(res.reports.any { it.message.contains("deprecatedFunction(): Unit' is deprecated. BECAUSE") })
+    }
+
     fun testSimpleVarAccess() {
         val res = compileToClass(
             """