Implement automatic share link creation and logging for file sharing; make org_id nullable in file_share_links

go_cloud/internal/http/routes.go

@@ -8,6 +8,7 @@ import (
 	"encoding/json"
 	"fmt"
 	"io"
+	"log"
 	"mime/multipart"
 	"net/http"
 	"net/url"
@@ -2822,6 +2823,8 @@ func createFileShareLinkHandler(w http.ResponseWriter, r *http.Request, db *data
 		return
 	}
 
+	log.Printf("Share link created: user_id=%s, file_id=%s, org_id=%v", userID, fileUUID, link.OrgID)
+
 	// Build full URL
 	scheme := "https"
 	if proto := r.Header.Get("X-Forwarded-Proto"); proto != "" {
@@ -3154,6 +3157,8 @@ func createUserFileShareLinkHandler(w http.ResponseWriter, r *http.Request, db *
 		return
 	}
 
+	log.Printf("Share link created: user_id=%s, file_id=%s, org_id=%v", userID, fileUUID, link.OrgID)
+
 	// Build full URL
 	scheme := "https"
 	if proto := r.Header.Get("X-Forwarded-Proto"); proto != "" {

go_cloud/migrations/0009_file_share_links_org_id_nullable.sql

@@ -0,0 +1,3 @@
+-- Make org_id nullable in file_share_links for personal file sharing
+
+ALTER TABLE file_share_links ALTER COLUMN org_id DROP NOT NULL;

go_cloud/migrations/0009_file_share_links_org_id_nullable_down.sql

@@ -0,0 +1,3 @@
+-- Revert: Make org_id not nullable in file_share_links
+
+ALTER TABLE file_share_links ALTER COLUMN org_id SET NOT NULL;