feat: DialogProvider component (#198)

* feat: somewhat working DialogProvider

* feat: handle multiple dialogs properly, initial focus

let's just ignore that showFocus=true doesn't work with "nested" dialogs

Co-authored-by: Razboy20 <Razboy20@users.noreply.github.com>

* feat: rework code

* feat: add default styles to prompts

* refactor: fix stylings

---------

Co-authored-by: Razboy20 <Razboy20@users.noreply.github.com>
Co-authored-by: Razboy20 <razboy20@gmail.com>

src/tsconfig.json

@@ -2,7 +2,7 @@
     "extends": "../tsconfig.json",
     "compilerOptions": {
         "composite": true,
-        "lib": ["DOM", "es2021"],
+        "lib": ["DOM", "ESNext"],
         "types": ["chrome", "node"]
     }
 }