chore: Linting for markdown and js

markdown/dev/tutorials/pattern-design/your-first-part/en.md

@@ -1,9 +1,10 @@
----
+***
+
 title: Your first part
 order: 120
----
+----------
 
-Much like garments themselves, patterns are made up of *parts*. 
+Much like garments themselves, patterns are made up of *parts*.
 
 Most patterns will have multiple parts. A sleeve, a back part, the collar, and so on.
 Our pattern is very simple, and only has one part: the bib.
@@ -24,14 +25,14 @@ Update the **parts** array with `bib`, rather than `box`:
 ```js
 parts: ["bib"],
 ```
+
 <Note>
 
-  ##### Don't worry about the big red error
-  
-  This will (temporarily) cause en error to appear in your development environment, because the rest of the code is still expecting to find a part named `box`, but we will fix this in the next steps.
-  
-</Note>
+##### Don't worry about the big red error
 
+This will (temporarily) cause en error to appear in your development environment, because the rest of the code is still expecting to find a part named `box`, but we will fix this in the next steps.
+
+</Note>
 
 When that's done, rename the `src/box.js` file into `src/bib.js`.
 
@@ -67,7 +68,7 @@ In our case, we have a part named `bib` so we're using `draftBib()` as the metho
 
 </Tip>
 
-Congratulations, your pattern now has a `bib` part, rather than a `box` part. 
+Congratulations, your pattern now has a `bib` part, rather than a `box` part.
 It still looks the same though:
 
 <Example pattern="tutorial" part="step1" caption="Our bib part, which is the renamed box part" />