Fix sequence action copy-paste (#27652)

src/data/script.ts

@@ -222,6 +222,7 @@ export interface StopAction extends BaseAction {
 
 export interface SequenceAction extends BaseAction {
   sequence: (ManualScriptConfig | Action)[];
+  metadata?: {};
 }
 
 export interface ParallelAction extends BaseAction {
@@ -479,6 +480,7 @@ export const migrateAutomationAction = (
   }
 
   if (typeof action === "object" && action !== null && "sequence" in action) {
+    delete (action as SequenceAction).metadata;
     for (const sequenceAction of (action as SequenceAction).sequence) {
       migrateAutomationAction(sequenceAction);
     }

src/panels/config/automation/action/ha-automation-action-row.ts

@@ -588,7 +588,11 @@ export default class HaAutomationActionRow extends LitElement {
       ...this._clipboard,
       action: deepClone(this.action),
     };
-    copyToClipboard(dump(this.action));
+    let action = this.action;
+    if ("sequence" in action) {
+      action = { ...this.action, metadata: {} };
+    }
+    copyToClipboard(dump(action));
   }
 
   private _onDisable = () => {

src/panels/config/script/manual-script-editor.ts

@@ -371,7 +371,11 @@ export class HaManualScriptEditor extends LitElement {
       }
     }
 
-    if (!["sequence", "unknown"].includes(getActionType(config))) {
+    const actionType = getActionType(config);
+    if (
+      !["sequence", "unknown"].includes(actionType) ||
+      (actionType === "sequence" && "metadata" in config)
+    ) {
       config = { sequence: [config] };
     }