account for file:// when resolving app paths

lib/src/lifecycle/Application.ts

@@ -132,7 +132,17 @@ export default class Application {
      * @return string
      */
     path(...parts: string[]) {
-        return path.resolve(this.root, ...parts)
+        let root = this.root
+        if ( root.startsWith('file://') ) {
+            root = root.slice(7)
+        }
+
+        const resolved = path.resolve(root, ...parts)
+        if ( resolved.startsWith('/') ) {
+            return `file://${resolved}`
+        } else {
+            return resolved
+        }
     }
 
     /**
@@ -141,6 +151,16 @@ export default class Application {
      * @return string
      */
     app_path(...parts: string[]) {
-        return path.resolve(this.app_root, ...parts)
+        let app_root = this.app_root
+        if ( app_root.startsWith('file://') ) {
+            app_root = app_root.slice(7)
+        }
+
+        const resolved = path.resolve(app_root, ...parts)
+        if ( resolved.startsWith('/') ) {
+            return `file://${resolved}`
+        } else {
+            return resolved
+        }
     }
 }