website/docs: Add Portainer to Integrations Providers docs (#1256)

* Create index.mdx

Add Wekan example

* updated to include wekan entry

* Update and rename website/docs/sources.md to website/docs/sources/index.md

Break Sources into individual pages.

* Update and rename website/docs/sources/index.md to website/docs/sources/ldap/index.md

* Create index.md

* Update index.md

* Update index.md

* Create index.md

* Create index.md

* Create index.md

* Update index.md

* Update index.md

* Update index.md

* Create index.md

* discord images

* spacing

* Added discord

* discord changes

* Added sources breakdown to the sidebar

* Fixed the saml title

* Added github examples

* fixed formatting

* Changed file path, updated sidebar, added google.

* fixed a spelling mistake

* Cleaned up formatting

* Fixed Notes

* Added Bookstack to the intergrations

* Fixed a typo with formatting

* Added a line break for Advanced protocol settings

* Added Vikunja to integration providers docs

* web: update tsconfig

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

* Add Portainer to integration provider docs

Co-authored-by: Jens Langhammer <jens.langhammer@beryju.org>

website/sidebars.js

@@ -87,6 +87,7 @@ module.exports = {
                         "integrations/services/home-assistant/index",
                         "integrations/services/minio/index",
                         "integrations/services/nextcloud/index",
+                        "integrations/services/portainer/index",
                         "integrations/services/rancher/index",
                         "integrations/services/sentry/index",
                         "integrations/services/sonarr/index",