Improve repo tooling (#398)

* add basic git files to root

* make server part of monorepo

* import promo

* import libraries base

* import docs

* import desktop

* move docs and promo

sites/docs/tsconfig.json

@@ -0,0 +1,5 @@
+{
+  "extends": "astro/tsconfigs/strict",
+  "include": [".astro/types.d.ts", "**/*"],
+  "exclude": ["dist"]
+}