TechDocs Homepage (#4401)

* add tabs to homepage

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add new overview content component

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add new owned content component

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add types

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add test for owned content component

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add test for overview content

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* document name to link and change copy to clipboard link

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add changeset

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* rename changeset file

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* fix types

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* move home components out from reader dir to its own dir

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* Update plugins/techdocs/src/reader/components/OverviewContent.tsx

Co-authored-by: Himanshu Mishra <himanshu@orkohunter.net>
Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* enable search in table

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add docs icon to core icons

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add example TechDocs support button config

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* use isOwnerOff and useOwnUser to see documents that are owned via group membership

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* update tests

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* cleanup imports

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* leave techdocs support config out of this PR

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* prettieeeeeer

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* copy paste useOwnUser hook over to techdocs plugin

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* add changeset

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

* delete unused package

Signed-off-by: Emma Indal <emma.indahl@gmail.com>

Co-authored-by: Himanshu Mishra <himanshu@orkohunter.net>

plugins/techdocs-backend/examples/documented-component/catalog-info.yaml

@@ -8,4 +8,4 @@ metadata:
 spec:
   type: service
   lifecycle: experimental
-  owner: documented@example.com
+  owner: user:guest