fix(mcp): mark OAuth-pending servers disconnected so reauth UI surfaces

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

Author: waleedlatif1

apps/sim/lib/mcp/service.ts

@@ -413,7 +413,23 @@ class McpService {
           result.reason instanceof UnauthorizedError
         ) {
           // Pending user authorization or expired refresh — not a hard failure.
+          // Force the row back to 'disconnected' so the settings UI surfaces the
+          // "Connect with OAuth" button instead of leaving stale 'connected' state.
           logger.info(`[${requestId}] Skipping server ${server.name}: OAuth authorization pending`)
+          statusUpdates.push(
+            db
+              .update(mcpServers)
+              .set({
+                connectionStatus: 'disconnected',
+                lastError: null,
+                updatedAt: new Date(),
+              })
+              .where(eq(mcpServers.id, server.id!))
+              .then(() => undefined)
+              .catch((err) => {
+                logger.warn(`[${requestId}] Failed to mark server ${server.id} disconnected:`, err)
+              })
+          )
         } else {
           failedCount++
           const errorMessage =