fix: skip problematic name-value pairs in encodeCQCode to prevent undefined errors

Added logic to skip name-value pairs in encodeCQCode when value cannot be converted to string, preventing errors caused by undefined values. This ensures the function can handle such cases gracefully and continue processing other valid data.

src/onebot11/cqcode.ts

@@ -61,6 +61,14 @@ export function encodeCQCode(data: OB11MessageData) {
   let result = '[CQ:' + data.type
   for (const name in data.data) {
     const value = data.data[name]
+    try {
+      // Check if the value can be converted to a string
+      value.toString();
+    } catch (error) {
+      // If it can't be converted, skip this name-value pair
+      // console.warn(`Skipping problematic name-value pair. Name: ${name}, Value: ${value}`);
+      continue;
+    }
     result += `,${name}=${CQCodeEscape(value)}`
   }
   result += ']'