feat: use server-actions for authoring flow

This change actually makes the authoring flow work for
the most part by tying in emailing and more.

We have also done a number of quality of life updates to
simplify the codebase overall making it easier to continue
work on the refresh.

packages/tsconfig/base.json

@@ -16,7 +16,8 @@
     "preserveWatchOutput": true,
     "skipLibCheck": true,
     "strict": true,
-    "target": "ES2018"
+    "target": "ES2018",
+    "types": ["@documenso/tsconfig/process-env.d.ts"]
   },
   "exclude": ["node_modules"]
 }