feat: Proof of concept for displaying wrl files (#10)

Mostly works on VRML97 and up files. Unfortunately, many of the target files are VRML 1.0,
so an on-the-fly converter will be needed. The strategy for that is to translate the converter in Wings 3D.

Resolves #9.

Reviewed-on: #10
Co-authored-by: Glen Whitney <glen@studioinfinity.org>
Co-committed-by: Glen Whitney <glen@studioinfinity.org>

src/giveAwrl.civet

@@ -0,0 +1,21 @@
+import https://code.jquery.com/jquery-3.7.1.js
+
+certainlyHandled := '.x3d .gltf .glb .obj .stl .ply'.split ' '
+jQuery.getScript 'https://create3000.github.io/code/x_ite/latest/x_ite.js',
+   async =>
+      canvas := X3D.createBrowser()
+      site := $('a[href^="http"]')
+      url := site.attr 'href'
+      if certainlyHandled.some((ext) => url.includes ext)
+         canvas.setAttribute 'src', site.attr 'href'
+      else if url.includes '.wrl'
+         // Need to obtain the text and check what level it is
+         response := await fetch url
+         text := await response.text()
+         if /#\s*VRML\s*V?1./i.test(text)
+            console.log('VRML 1 not yet supported')
+         else
+            browser := X3D.getBrowser canvas
+            scene := await browser.createX3DFromString text
+            browser.replaceWorld(scene)
+      site.after(canvas)