fix: gather additional config files even if root .vitepress/config is not present

src/node/config.ts

@@ -256,6 +256,10 @@ export async function resolveUserConfig(
       configDeps = configExports.dependencies.map((file) =>
         normalizePath(path.resolve(file))
       )
+    }
+    debug(`loaded config at ${c.yellow(configPath)}`)
+  }
+
   // Auto-generate additional config if user leaves it unspecified
   if (userConfig.additionalConfig === undefined) {
     const [additionalConfig, additionalDeps] = await gatherAdditionalConfig(
@@ -268,9 +272,6 @@ export async function resolveUserConfig(
     userConfig.additionalConfig = additionalConfig
     configDeps = configDeps.concat(...additionalDeps)
   }
-    }
-    debug(`loaded config at ${c.yellow(configPath)}`)
-  }
 
   return [await resolveConfigExtends(userConfig), configPath, configDeps]
 }