fix(sandbox): enforce Daytona output limits on success

Fail closed when Daytona resolves log delivery after a callback overflow, matching E2B provider behavior.

Author: Bill Leoutsakos

apps/sim/lib/execution/remote-sandbox/conformance.test.ts

@@ -150,7 +150,11 @@ describe.each(PROVIDERS)('sandbox conformance [%s]', (provider) => {
       mockGetSessionCommandLogs.mockImplementation(
         async (_sessionId: string, _commandId: string, onStdout: (chunk: string) => void) => {
           onStdout('12345')
-          onStdout('6')
+          try {
+            onStdout('6')
+          } catch {
+            // Daytona may finish log delivery after recording a callback error.
+          }
         }
       )
     }

apps/sim/lib/execution/remote-sandbox/daytona.ts

@@ -222,6 +222,14 @@ class DaytonaSandboxHandle implements SandboxHandle {
       }
 
       const finished = await this.sandbox.process.getSessionCommand(sessionId, commandId)
+      if (limiter.exceeded()) {
+        return {
+          stdout: '',
+          stderr: 'Sandbox command output limit exceeded',
+          exitCode: 137,
+          outputLimitExceeded: true,
+        }
+      }
       return { stdout, stderr, exitCode: finished.exitCode ?? 0 }
     } catch (error) {
       return { stdout, stderr: stderr || getErrorMessage(error), exitCode: 1 }