Comments, appointments adjustments, fixed some issues

web/app/api/[...path]/route.js

@@ -1,5 +1,7 @@
+//Backend URL, falls back to localhost for local development
 const BACKEND = process.env.BACKEND_URL || 'http://localhost:8080'
 
+//Forwards all incoming requests to the backend, preserving method, headers, and body
 async function proxy(request, { params }) {
   const path = (await params).path.join('/')
   const { search } = new URL(request.url)
@@ -10,6 +12,8 @@ async function proxy(request, { params }) {
   headers.delete('origin')
 
   const init = { method: request.method, headers }
+  
+  //Only attach a body for requests that can have one
   if (!['GET', 'HEAD'].includes(request.method)) {
     init.body = request.body
     init.duplex = 'half'