fix: plugin & mode globs

packages/opencode/src/config/config.ts

@@ -259,7 +259,7 @@ export namespace Config {
     return result
   }
 
-  const MODE_GLOB = new Bun.Glob("{mode,modes}/**/*.md")
+  const MODE_GLOB = new Bun.Glob("{mode,modes}/*.md")
   async function loadMode(dir: string) {
     const result: Record<string, Agent> = {}
     for await (const item of MODE_GLOB.scan({
@@ -288,7 +288,7 @@ export namespace Config {
     return result
   }
 
-  const PLUGIN_GLOB = new Bun.Glob("{plugin,plugins}/**/*.{ts,js}")
+  const PLUGIN_GLOB = new Bun.Glob("{plugin,plugins}/*.{ts,js}")
   async function loadPlugin(dir: string) {
     const plugins: string[] = []