correction of merge syntax

src/main/utils/merge.ts

@@ -3,27 +3,36 @@ function isObject(item: any): boolean {
   return item && typeof item === 'object' && !Array.isArray(item)
 }
 
+function trimWrap(str: string): string {
+  if (str.startsWith('<') && str.endsWith('>')) {
+    return str.slice(1, -1)
+  }
+  return str
+}
+
 export function deepMerge<T extends object>(target: T, other: Partial<T>): T {
   for (const key in other) {
     if (isObject(other[key])) {
       if (key.endsWith('!')) {
-        const k = key.slice(0, -1)
+        const k = trimWrap(key.slice(0, -1))
         target[k] = other[key]
       } else {
-        if (!target[key]) Object.assign(target, { [key]: {} })
-        deepMerge(target[key] as object, other[key] as object)
+        const k = trimWrap(key)
+        if (!target[k]) Object.assign(target, { [k]: {} })
+        deepMerge(target[k] as object, other[k] as object)
       }
     } else if (Array.isArray(other[key])) {
       if (key.startsWith('+')) {
-        const k = key.slice(1)
+        const k = trimWrap(key.slice(1))
         if (!target[k]) Object.assign(target, { [k]: [] })
         target[k] = [...other[key], ...(target[k] as never[])]
       } else if (key.endsWith('+')) {
-        const k = key.slice(0, -1)
+        const k = trimWrap(key.slice(0, -1))
         if (!target[k]) Object.assign(target, { [k]: [] })
         target[k] = [...(target[k] as never[]), ...other[key]]
       } else {
-        Object.assign(target, { [key]: other[key] })
+        const k = trimWrap(key)
+        Object.assign(target, { [k]: other[key] })
       }
     } else {
       Object.assign(target, { [key]: other[key] })