serve Splide and Three.js locally instead of via CDN

Makefile.core.mk

@@ -142,8 +142,9 @@ netlify_install:
 	    [email protected] \
 	    [email protected] \
 	    [email protected] \
-	    [email protected]
-
+	    [email protected] \
+        [email protected]
+
 netlify: netlify_install
 	@scripts/gen_site.sh
 	@scripts/build_site.sh "/latest"

layouts/home.html

@@ -15,16 +15,9 @@ <h1>istio.io Archives</h1>
         </div>
     </main>
 {{ else }}
-    <script type="importmap">
-    {
-        "imports": {
-            "three": "https://unpkg.com/[email protected]/build/three.module.js"
-        }
-    }
-    </script>
-    <script src="https://cdn.jsdelivr.net/npm/@splidejs/splide@latest/dist/js/splide.min.js"></script>
-    <script src="https://cdn.jsdelivr.net/npm/@splidejs/splide-extension-auto-scroll@latest/dist/js/splide-extension-auto-scroll.min.js"></script>
-    <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@splidejs/splide@latest/dist/css/splide.min.css">
+    <script src="/js/splide.min.js"></script>
+    <script src="/js/splide-extension-auto-scroll.min.js"></script>
+    <link rel="stylesheet" href="/css/splide.min.css">
     <script>
         document.addEventListener("DOMContentLoaded", function(event) {
             new Splide('.case-studies', {

layouts/shortcodes/solutions_carousel.html

@@ -1,5 +1,5 @@
-<script src="https://cdn.jsdelivr.net/npm/@splidejs/splide@latest/dist/js/splide.min.js"></script>
-<link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@splidejs/splide@latest/dist/css/splide.min.css">
+<script src="/js/splide.min.js"></script>
+<link rel="stylesheet" href="/css/splide.min.css">
 <script>
     document.addEventListener("DOMContentLoaded", function(event) {
         new Splide('.solutions', {

scripts/gen_site.sh

@@ -29,6 +29,7 @@ esbuild ./src/ts/entrypoint.ts \
   --outfile=generated/js/all.min.js
 
 esbuild ./src/ts/headerAnimation.js \
+  -- bundle \
   --minify \
   --sourcemap \
   --target=es6 \