docs(intergration): examples (#939)

* rename to overview

* wip

* wip

* wip

* wip

* wip

* wip

* examples

* ts example

* wip with grafana

* add grafana tutorial

* screenshots and grafana

* figure out oauth proxy

* authz oauth proxy

* move img

* merge from master

* Apply suggestions from code review

Co-authored-by: Florian Forster <florian@caos.ch>

Co-authored-by: mffap <max@mffap.org>

site/docs/documentation/00-introduction.de.md

@@ -1,3 +0,0 @@
----
-title: Einführung
----

site/docs/documentation/00-introduction.en.md

@@ -1,13 +0,0 @@
----
-title: Introduction
-description: This is the place for all things ZITADEL. Whether you are a developer, an integrator or a user of ZITADEL, then the following pages are written for your referral.
----
-
-> All documentations are under active work and subject to change soon!
-
-The documentation for ZITADEL comprises two major subject areas:
-
-1. Manuals for users, support organisations and administrators.
-2. Technical resources for developers and integrators.
-
-Please be reminded that ZITADEL is open source — and so is the documentation. Should you happen to stumble over an incorrectness, a spelling mistake, a hard-to-understand text passage, please don’t hesitate to leave a comment or propose a corresponding change.

site/docs/documentation/00-overview.de.md

@@ -0,0 +1,5 @@
+---
+title: Übersicht
+---
+
+> This Language is not yet translated. Please consult the English version.

site/docs/documentation/00-overview.en.md

@@ -0,0 +1,13 @@
+---
+title: Overview
+---
+
+> All documentations are under active work and subject to change soon!
+
+This part of the **ZITADEL** documentation comprises three major subject areas:
+
+1. Principles
+2. Architecture
+3. Protocols
+
+Please be reminded that ZITADEL is open source — and so is the documentation. Should you happen to stumble over an incorrectness, a spelling mistake, a hard-to-understand text passage, please don’t hesitate to leave a comment or propose a corresponding change.