feat: Add LinkedIn URL support for investor synchronization and update schemas

app/routers/folk_crm.py

@@ -136,6 +136,11 @@ def sync_investors_to_folk(
                     if hasattr(member, "source_url") and member.source_url:
                         urls_list = [member.source_url]
 
+                    # Get LinkedIn URL if available
+                    linkedin_url = None
+                    if hasattr(member, "linkedin") and member.linkedin:
+                        linkedin_url = member.linkedin
+
                     # Build job title from title or role
                     job_title = None
                     if hasattr(member, "title") and member.title:
@@ -149,6 +154,7 @@ def sync_investors_to_folk(
                         email=member.email,
                         company_id=company_id,
                         group_id=request.group_id,
+                        linkedin_url=linkedin_url,
                         urls=urls_list,
                         jobTitle=job_title,
                     )