chore: Move to Typescript (#2783)

This PR moves the entire project to Typescript. Due to the ~1000 ignores this will lead to a messy codebase for a while, but the churn is worth it – all of those ignore comments are places that were never type-safe previously.

closes #1282

app/actions/definitions/debug.tsx

@@ -0,0 +1,32 @@
+import { ToolsIcon, TrashIcon } from "outline-icons";
+import * as React from "react";
+import stores from "~/stores";
+import { createAction } from "~/actions";
+import { DebugSection } from "~/actions/sections";
+import env from "~/env";
+import { deleteAllDatabases } from "~/utils/developer";
+
+export const clearIndexedDB = createAction({
+  name: ({ t }) => t("Delete IndexedDB cache"),
+  icon: <TrashIcon />,
+  keywords: "cache clear database",
+  section: DebugSection,
+  perform: async ({ t }) => {
+    await deleteAllDatabases();
+    stores.toasts.showToast(t("IndexedDB cache deleted"));
+  },
+});
+
+export const development = createAction({
+  name: ({ t }) => t("Development"),
+  keywords: "debug",
+  icon: <ToolsIcon />,
+  iconInContextMenu: false,
+  section: DebugSection,
+  visible: ({ event }) =>
+    env.ENVIRONMENT === "development" ||
+    (event instanceof KeyboardEvent && event.altKey),
+  children: [clearIndexedDB],
+});
+
+export const rootDebugActions = [development];