fix(function): isolated-vm worker pool to prevent single-worker bottleneck + execution user id resolution (#3155)

* fix(executor): isolated-vm worker pool to prevent single-worker bottleneck

* chore(helm): add isolated-vm worker pool env vars to values.yaml

* fix(userid): resolution for fair scheduling

* add fallback back

* add to helm charts

* remove constant fallbacks

* fix

* address bugbot comments

* fix fallbacks

* one more bugbot comment

---------

Co-authored-by: Vikhyath Mondreti <vikhyath@simstudio.ai>

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

@@ -326,6 +326,7 @@ export class AgentBlockHandler implements BlockHandler {
             _context: {
               workflowId: ctx.workflowId,
               workspaceId: ctx.workspaceId,
+              userId: ctx.userId,
               isDeployedContext: ctx.isDeployedContext,
             },
           },

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

@@ -72,6 +72,7 @@ export class ApiBlockHandler implements BlockHandler {
             workflowId: ctx.workflowId,
             workspaceId: ctx.workspaceId,
             executionId: ctx.executionId,
+            userId: ctx.userId,
             isDeployedContext: ctx.isDeployedContext,
           },
         },

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

@@ -48,6 +48,7 @@ export async function evaluateConditionExpression(
         _context: {
           workflowId: ctx.workflowId,
           workspaceId: ctx.workspaceId,
+          userId: ctx.userId,
           isDeployedContext: ctx.isDeployedContext,
         },
       },

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

@@ -39,6 +39,7 @@ export class FunctionBlockHandler implements BlockHandler {
         _context: {
           workflowId: ctx.workflowId,
           workspaceId: ctx.workspaceId,
+          userId: ctx.userId,
           isDeployedContext: ctx.isDeployedContext,
         },
       },

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

@@ -66,6 +66,7 @@ export class GenericBlockHandler implements BlockHandler {
             workflowId: ctx.workflowId,
             workspaceId: ctx.workspaceId,
             executionId: ctx.executionId,
+            userId: ctx.userId,
             isDeployedContext: ctx.isDeployedContext,
           },
         },

apps/sim/executor/handlers/human-in-the-loop/human-in-the-loop-handler.ts

@@ -605,6 +605,7 @@ export class HumanInTheLoopBlockHandler implements BlockHandler {
           _context: {
             workflowId: ctx.workflowId,
             workspaceId: ctx.workspaceId,
+            userId: ctx.userId,
             isDeployedContext: ctx.isDeployedContext,
           },
           blockData: blockDataWithPause,

apps/sim/executor/orchestrators/loop.ts

@@ -511,6 +511,8 @@ export class LoopOrchestrator {
         contextVariables: {},
         timeoutMs: LOOP_CONDITION_TIMEOUT_MS,
         requestId,
+        ownerKey: `user:${ctx.userId}`,
+        ownerWeight: 1,
       })
 
       if (vmResult.error) {