Implement organization switcher and use slug in URL (#59)

* Implement dropdown for organizations switcher

* Add dynamic route for organization id

* Update routes for organization slug

* Use organization slug for adding project

* Refactor to fetch organizations at sidebar component

* Update organization switcher based on searched project

* Refactor types in frontend

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Co-authored-by: neeraj <neeraj.rtly@gmail.com>

packages/backend/test/fixtures/organizations.json

@@ -1,8 +1,10 @@
 [
   {
-    "name": "Snowball Tools"
+    "name": "Snowball Tools",
+    "slug": "snowball-tools"
   },
   {
-    "name": "AirFoil"
+    "name": "AirFoil",
+    "slug": "airfoil"
   }
 ]