Rename skeleton files

Author: stefmolin

demo-notes.md

@@ -84,8 +84,8 @@ Run the demos in VS Code for the combined view of the file contents and the term
 
 ### Exercise 2.1 solution
 
-1. Rename the `your_pkg` folder to `filename_validation`.
-2. Add a new file to that package called `validate_filename.py`.
+1. Rename the `custom_hook` folder to `filename_validation`.
+2. Rename the `check.py` file to `validate_filename.py`.
 3. Copy and paste the contents for later.
 
 ### Exercise 2.2 solution

index.html

@@ -1274,7 +1274,7 @@ <h2>Exercise</h2>
           </p>
           <p>
             Write your code in the
-            <code>src/your_pkg/your_module.py</code> file, renaming both the
+            <code>src/custom_hook/check.py</code> file, renaming both the
             directory and file as you see fit.
           </p>
         </section>
@@ -1412,7 +1412,7 @@ <h2>Exercise</h2>
           <p>
             You can put this in the same file from the previous exercise or in
             another file in the same directory (<em>e.g.</em>,
-            <code>src/your_pkg/cli.py</code>).
+            <code>src/custom_hook/cli.py</code>).
           </p>
         </section>
         <section id="example-solution-2-2">