feat: Organization services

prisma/models/organization-user-join.prisma

@@ -1,7 +1,7 @@
 model OrganizationUserJoinTable {
   userId     String
   orgId      String
-  role       ORG_ROLE @default(user)
+  role       ORG_ROLE @default(member)
   joinedDate DateTime @default(now())
 
   @@unique([userId, orgId])
@@ -9,6 +9,7 @@ model OrganizationUserJoinTable {
 }
 
 enum ORG_ROLE {
+  owner
   admin
-  user
+  member
 }