chore: import upstream snapshot with attribution

examples/v2/angular/storybook/components/custom-send-button.component.ts

@@ -0,0 +1,27 @@
+import { Component, EventEmitter, Input, Output } from "@angular/core";
+import { CommonModule } from "@angular/common";
+
+@Component({
+  selector: "custom-send-button",
+  standalone: true,
+  imports: [CommonModule],
+  template: `
+    <button
+      [disabled]="disabled"
+      (click)="handleClick()"
+      class="cpk:rounded-full cpk:w-10 cpk:h-10 cpk:bg-blue-500 cpk:text-white cpk:hover:bg-blue-600 cpk:transition-colors cpk:mr-2 cpk:disabled:opacity-50 cpk:disabled:cursor-not-allowed"
+    >
+      ✈️
+    </button>
+  `,
+})
+export class CustomSendButtonComponent {
+  @Input() disabled = false;
+  @Output() clicked = new EventEmitter<void>();
+
+  handleClick(): void {
+    if (!this.disabled) {
+      this.clicked.emit();
+    }
+  }
+}