[Tiny PR, 8 loc diff] Reduce build process noise (#766)

* Reduce build process noise

- Only run 11ty when something has changed within `docs/`
- Only run esbuild if a JS file has changed within

* Update scripts/build.js

Co-authored-by: Konnor Rogers <konnor5456@gmail.com>

---------

Co-authored-by: Cory LaViska <cory@abeautifulsite.net>
Co-authored-by: Konnor Rogers <konnor5456@gmail.com>

scripts/build.js

@@ -353,7 +353,9 @@ if (isDeveloping) {
         return;
       }
 
-      await regenerateBundle();
+      if (filename.includes('src/') && /\.(js|ts|css)$/.test(filename)) {
+        await regenerateBundle();
+      }
 
       // Copy stylesheets when CSS files change
       if (isCssStylesheet) {
@@ -366,7 +368,9 @@ if (isDeveloping) {
       }
 
       // This needs to be outside of "isComponent" check because SSR needs to run on CSS files too.
-      await generateDocs();
+      if (filename.includes('/docs/')) {
+        await generateDocs();
+      }
 
       reload();
     } catch (err) {