add start of sandbox

index.html

@@ -0,0 +1,28 @@
+<script type="module">
+class FileView extends HTMLElement {
+  constructor() {
+    super()
+  }
+
+  connectedCallback() {
+    const style = document.createElement('style')
+    style.textContent = `
+    `
+    this.shadowRoot.appendChild('style')
+  }
+}
+
+customElements.add('m-file-view', FileView)
+</script>
+
+<!--
+
+Each file has a header with the filename, an edit icon, and a menu icon. When editing, the . When not editing, tapping on the filename expands and collapses it.
+
+Tapping on a line selects it and shows icons, tapping on another line selects down to that line.
+
+At the top is a dropdown for selecting the file and a button for.
+
+After all the files is a plus skeleton icon bar.
+
+-->