improvement(hitl): show resume url in tag dropdown within hitl block (#2464)

* fixed the human in the loop url resolution:

* greptilecomments

* greptilecomments

---------

Co-authored-by: Pbonmars-20031006@users.noreply.github.com

Author: Pbonmars-20031006

apps/sim/app/workspace/[workspaceId]/w/[workflowId]/components/panel/components/editor/components/sub-block/components/tag-dropdown/tag-dropdown.tsx

@@ -844,8 +844,13 @@ export const TagDropdown: React.FC<TagDropdownProps> = ({
       if (!accessibleBlock) continue
 
       // Skip the current block - blocks cannot reference their own outputs
-      // Exception: approval blocks can reference their own outputs
-      if (accessibleBlockId === blockId && accessibleBlock.type !== 'approval') continue
+      // Exception: approval and human_in_the_loop blocks can reference their own outputs
+      if (
+        accessibleBlockId === blockId &&
+        accessibleBlock.type !== 'approval' &&
+        accessibleBlock.type !== 'human_in_the_loop'
+      )
+        continue
 
       const blockConfig = getBlock(accessibleBlock.type)
 
@@ -972,6 +977,8 @@ export const TagDropdown: React.FC<TagDropdownProps> = ({
             const allTags = outputPaths.map((path) => `${normalizedBlockName}.${path}`)
             blockTags = isSelfReference ? allTags.filter((tag) => tag.endsWith('.url')) : allTags
           }
+        } else if (accessibleBlock.type === 'human_in_the_loop') {
+          blockTags = [`${normalizedBlockName}.url`]
         } else {
           const operationValue =
             mergedSubBlocks?.operation?.value ?? getSubBlockValue(accessibleBlockId, 'operation')

apps/sim/lib/workflows/blocks/block-outputs.ts

@@ -225,6 +225,13 @@ export function getBlockOutputs(
     return getUnifiedStartOutputs(subBlocks)
   }
 
+  if (blockType === 'human_in_the_loop') {
+    // For human_in_the_loop, only expose url (inputFormat fields are only available after resume)
+    return {
+      url: { type: 'string', description: 'Resume UI URL' },
+    }
+  }
+
   if (blockType === 'approval') {
     // Start with only url (apiUrl commented out - not accessible as output)
     const pauseResumeOutputs: Record<string, any> = {