fix(remove workflow.state usage): no more usage of deprecated state column in any routes (#586)

* fix(remove workflow.state usage): no more usage of deprecated state col in routes

* fix lint

* fix chat route to only use deployed state

* fix lint

* better typing

* remove useless logs

* fix lint

* restore workflow handler file

* removed all other usages of deprecated 'state' column from workflows table, updated tests

---------

Co-authored-by: Vikhyath Mondreti <vikhyathmondreti@Vikhyaths-MacBook-Air.local>
Co-authored-by: Waleed Latif <walif6@gmail.com>

Author: 3 people

apps/sim/app/api/workflows/[id]/deploy/route.ts

@@ -139,7 +139,7 @@ export async function POST(request: NextRequest, { params }: { params: Promise<{
       return createErrorResponse(validation.error.message, validation.error.status)
     }
 
-    // Get the workflow to find the user
+    // Get the workflow to find the user (removed deprecated state column)
     const workflowData = await db
       .select({
         userId: workflow.userId,

apps/sim/executor/handlers/workflow/workflow-handler.ts

@@ -163,15 +163,15 @@ export class WorkflowBlockHandler implements BlockHandler {
 
       logger.info(`Loaded child workflow: ${workflowData.name} (${workflowId})`)
 
-      // Extract the workflow state
+      // Extract the workflow state (API returns normalized data in state field)
       const workflowState = workflowData.state
 
       if (!workflowState || !workflowState.blocks) {
         logger.error(`Child workflow ${workflowId} has invalid state`)
         return null
       }
 
-      // Use blocks directly since DB format should match UI format
+      // Use blocks directly since API returns data from normalized tables
       const serializedWorkflow = this.serializer.serializeWorkflow(
         workflowState.blocks,
         workflowState.edges || [],