[fix] Remove fingerprint_id column from message table schema (#250)

Co-authored-by: Codebuff <noreply@codebuff.com>

Author: brandonkachen

backend/src/llm-apis/message-cost-tracker.ts

@@ -378,7 +378,6 @@ async function insertMessageRecord(
         ...stripNullCharsFromObject({
           id: messageId,
           user_id: userId,
-          fingerprint_id: fingerprintId,
           client_id: clientSessionId,
           client_request_id: userInputId,
           model: model,

common/src/db/migrations/0026_fine_roughhouse.sql

@@ -0,0 +1,4 @@
+ALTER TABLE "message" DROP CONSTRAINT "message_fingerprint_id_fingerprint_id_fk";
+--> statement-breakpoint
+DROP INDEX IF EXISTS "message_fingerprint_id_idx";--> statement-breakpoint
+ALTER TABLE "message" DROP COLUMN IF EXISTS "fingerprint_id";