improvement(processing): remove dead getSnapshotByHash method

No longer called after createSnapshotWithDeduplication was refactored
to use a single upsert instead of select-then-insert.

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

Author: waleedlatif1

apps/sim/lib/logs/execution/snapshot/service.ts

@@ -82,30 +82,6 @@ export class SnapshotService implements ISnapshotService {
     }
   }
 
-  async getSnapshotByHash(
-    workflowId: string,
-    hash: string
-  ): Promise<WorkflowExecutionSnapshot | null> {
-    const [snapshot] = await db
-      .select()
-      .from(workflowExecutionSnapshots)
-      .where(
-        and(
-          eq(workflowExecutionSnapshots.workflowId, workflowId),
-          eq(workflowExecutionSnapshots.stateHash, hash)
-        )
-      )
-      .limit(1)
-
-    if (!snapshot) return null
-
-    return {
-      ...snapshot,
-      stateData: snapshot.stateData as WorkflowState,
-      createdAt: snapshot.createdAt.toISOString(),
-    }
-  }
-
   computeStateHash(state: WorkflowState): string {
     const normalizedState = normalizeWorkflowState(state)
     const stateString = normalizedStringify(normalizedState)

apps/sim/lib/logs/types.ts

@@ -337,7 +337,6 @@ export interface BatchInsertResult<T> {
 export interface SnapshotService {
   createSnapshot(workflowId: string, state: WorkflowState): Promise<WorkflowExecutionSnapshot>
   getSnapshot(id: string): Promise<WorkflowExecutionSnapshot | null>
-  getSnapshotByHash(workflowId: string, hash: string): Promise<WorkflowExecutionSnapshot | null>
   computeStateHash(state: WorkflowState): string
   cleanupOrphanedSnapshots(olderThanDays: number): Promise<number>
 }