docs: proposal restructure (#5318)

* docs: docs structure

* docs: remove sdk from main nav

* docs: fix broken links

* docs: texts

* docs: texts

* docs: react example

* docs: proposal restructure

* remove manual, move troubleshooting

* revmove duplicate item

* identity providers

* broken links and rel paths

* examples wip

* examples

* navigation

* support

* solution scenarios

* concepts

* overview

* Actions caution to info

* suggestions from code review

* remove start command again

* proposed start command (with and without api)

* wip startpage

* startpage

* broken link integrate

* remove get started from nav

* Apply suggestions from code review

Co-authored-by: Elio Bischof <elio@zitadel.com>

---------

Co-authored-by: Fabienne <fabienne.gerschwiler@gmail.com>
Co-authored-by: Florian Forster <florian@zitadel.com>
Co-authored-by: Elio Bischof <elio@zitadel.com>

docs/package.json

@@ -4,7 +4,8 @@
   "private": true,
   "scripts": {
     "docusaurus": "docusaurus",
-    "start": "yarn generate && docusaurus start",
+    "start": "docusaurus start",
+    "start:api": "yarn generate && docusaurus start",
     "build": "yarn generate && docusaurus build --no-minify",
     "swizzle": "docusaurus swizzle",
     "deploy": "docusaurus deploy",