🚀 feat(index.d.ts): add ConfigPackage interface to provide utility functions for configuration management

The ConfigPackage interface is added to provide utility functions for configuration management. It includes methods to get the current namespace string and the current project object, enhancing the flexibility and ease of managing configurations within the application.

index.d.ts

@@ -102,6 +102,22 @@ declare global {
         job?: JobConfig
     }
 
+    interface ConfigPackage {
+        /**
+         * get current namespace string
+         *
+         */
+        namespace(): string
+
+        /**
+         * get current project object
+         * 
+         */
+        project(): {
+            [key: string]: any
+        }
+    }
+
     interface DbPackage {
         /**
          * read results from a collection
@@ -652,6 +668,7 @@ declare global {
             [key: string]: any
         }
 
+        config: ConfigPackage
         db: DbPackage
         smtp: SmtpPackage
         fs: FsPackage