Simplify usage on clipboard for automations and scripts (#16989)

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

@@ -1,13 +1,10 @@
 import "@material/mwc-button/mwc-button";
 import { mdiHelpCircle } from "@mdi/js";
-import deepClone from "deep-clone-simple";
 import { css, CSSResultGroup, html, LitElement } from "lit";
 import { customElement, property } from "lit/decorators";
-import { storage } from "../../../common/decorators/storage";
 import { fireEvent } from "../../../common/dom/fire_event";
 import "../../../components/ha-card";
 import "../../../components/ha-icon-button";
-import { Clipboard } from "../../../data/automation";
 import { Action, ScriptConfig } from "../../../data/script";
 import { haStyle } from "../../../resources/styles";
 import type { HomeAssistant } from "../../../types";
@@ -26,14 +23,6 @@ export class HaManualScriptEditor extends LitElement {
 
   @property({ attribute: false }) public config!: ScriptConfig;
 
-  @storage({
-    key: "automationClipboard",
-    state: true,
-    subscribe: false,
-    storage: "sessionStorage",
-  })
-  private _clipboard: Clipboard = {};
-
   protected render() {
     return html`
       ${this.disabled
@@ -70,8 +59,6 @@ export class HaManualScriptEditor extends LitElement {
         .hass=${this.hass}
         .narrow=${this.narrow}
         .disabled=${this.disabled}
-        @set-clipboard=${this._setClipboard}
-        .clipboard=${this._clipboard}
       ></ha-automation-action>
     `;
   }
@@ -83,11 +70,6 @@ export class HaManualScriptEditor extends LitElement {
     });
   }
 
-  private _setClipboard(ev: CustomEvent): void {
-    ev.stopPropagation();
-    this._clipboard = { ...this._clipboard, ...deepClone(ev.detail) };
-  }
-
   private _duplicate() {
     fireEvent(this, "duplicate");
   }