Patches for Remix to resolve issues with `index` route handling

@remix-run+react+1.7.5.patch

diff --git a/node_modules/@remix-run/react/dist/esm/components.js b/node_modules/@remix-run/react/dist/esm/components.js
index e884e7b..56ddff4 100644
--- a/node_modules/@remix-run/react/dist/esm/components.js
+++ b/node_modules/@remix-run/react/dist/esm/components.js
@@ -746,6 +746,7 @@ FormImpl.displayName = "FormImpl";
  */
 function useFormAction(action, // TODO: Remove method param in v2 as it's no longer needed and is a breaking change
 method = "get") {
+  let { manifest }= useRemixEntryContext()
   let {
     id
   } = useRemixRouteContext();
@@ -760,7 +761,7 @@ method = "get") {
     search,
     hash
   } = resolvedPath;
-  let isIndexRoute = id.endsWith("/index");
+  let isIndexRoute = manifest.routes[id].index

   if (action == null) {
     search = location.search;

@remix-run+server-runtime+1.7.5.patch

diff --git a/node_modules/@remix-run/server-runtime/dist/server.js b/node_modules/@remix-run/server-runtime/dist/server.js
index 5ac2304..58e39f3 100644
--- a/node_modules/@remix-run/server-runtime/dist/server.js
+++ b/node_modules/@remix-run/server-runtime/dist/server.js
@@ -503,7 +503,7 @@ function isIndexRequestUrl(url) {
 function getRequestMatch(url, matches) {
   let match = matches.slice(-1)[0];
 
-  if (isIndexRequestUrl(url) && match.route.id.endsWith("/index")) {
+  if (isIndexRequestUrl(url) && match.route.index) {
     return match;
   }