ACNA-4183: Add Clarification Around Path Resolution

src/pages/guides/app_builder_guides/architecture_overview/app-hooks.md

@@ -100,7 +100,7 @@ hooks:
 
 ## Using JavaScript files
 
-You can specify a JavaScript file that contains your hook code. The file must export a function. 
+You can specify a JavaScript file that contains your hook code. The file must export a function. If you are defining a hook in a separate config file (e.g. `ext.config.yaml`), that later is included in the root `app.config.yaml` file (via the `$include` directive), the hook path must be relative to the root.
 
 **app.config.yaml**
 

src/pages/guides/app_builder_guides/configuration/configuration.md

@@ -301,7 +301,7 @@ extensions:
     $include: ./src/dx-excshell-1/ext.config.yaml
 ```
 
-Configuration paths defined in `./src/dx-excshell-1/ext.config.yaml` must be relative to that file.
+Configuration paths defined in other files (such as `./src/dx-excshell-1/ext.config.yaml`) must be relative to that file. The exception is `hooks` definitions that point to JavaScript files, which are always resolved relative to the root `app.config.yaml` file.
 
 ### Public distribution configuration