feat: mailing to filtered teamer list

addresses #869dv9bur

assets/controllers/textarea_autosize_controller.js

@@ -1,13 +1,18 @@
 import { Controller } from '@hotwired/stimulus'
 
 export default class extends Controller {
+    // the default of one row keeps every existing textarea exactly as it was, fields that
+    // are written into at length can ask for a taller floor to grow from
+    static values = { minRows: { type: Number, default: 1 } }
+
     connect() {
-        this.element.rows = 1
+        this.element.rows = this.minRowsValue
+        this.minHeight = this.element.scrollHeight
         this.resize()
     }
 
     resize() {
         this.element.style.height = 'auto'
-        this.element.style.height = `${this.element.scrollHeight}px`
+        this.element.style.height = `${Math.max(this.element.scrollHeight, this.minHeight)}px`
     }
 }