feat: Added documentation for OHIF-v3 (#2450)

* Added docs with new screenshots

* Added doc to architecture

* Added documentations to various extension modules

* Added more documentation to modes

* Added docs to managers

* Added docs for services

* Fixed deployment docs

* Added white labelling documentation

* Added i18n docs and measurement export

docs/latest/userManuals/viewer/studyPanel/study-panel.md

@@ -0,0 +1,16 @@
+# Study panel
+
+In `Basic Viewer` mode, the left panel includes Studies related to the current patient.
+You can see three main type of studies below
+
+- Primary: The opened study from the study list
+- Recent: Other studies for this patient
+- All: Includes both primary and recent studies
+
+![user-study-panel](../../../assets/img/user-study-panel.png)
+
+This is a new feature that we have added to `OHIF-v3`, that shows all the studies that the patient with the specific MRN had and are available from the data storage.
+
+![user-studylist-all](../../../assets/img/user-studylist-all.png)
+
+As you can see the first picture, the dashed circle on the left side of each series demonstrates whether the series is being tracked for measurement or not.