Feat: Get the running log of each message through the trace interface #3221 (#8711)

### What problem does this PR solve?
Feat: Get the running log of each message through the trace interface
#3221

### Type of change


- [x] New Feature (non-breaking change which adds functionality)

web/src/utils/api.ts

@@ -144,6 +144,7 @@ export default {
   getInputElements: `${api_host}/canvas/input_elements`,
   debug: `${api_host}/canvas/debug`,
   uploadCanvasFile: `${api_host}/canvas/upload`,
+  trace: `${api_host}/canvas/trace`,
 
   // mcp server
   getMcpServerList: `${api_host}/mcp_server/list`,