refactor: move proxy to monorepo

backend/proxy/fixtures/staticRoute.template

@@ -0,0 +1,40 @@
+location /_static/ {
+
+    # use our custom request limit and allow bursts
+    limit_req zone=customstappslimit burst=20 nodelay;
+
+    {{{ cors }}}
+
+    if ($request_method = 'OPTIONS') {
+	{{{ cors }}}
+        add_header 'Content-Length' '0';
+        return 204;
+    }
+    alias /static/;
+    expires 7d;
+    ## Check for file existing and if there, stop ##
+    if (-f $request_filename) {
+        break;
+    }
+    ## Check for file existing and if there, stop ##
+    if (-d $request_filename) {
+        break;
+    }
+	##Check for png
+    if (-e $request_filename.png) {
+        rewrite ^/(.*)$ /$1.png;
+        break;
+    }
+	##Check for gif
+    if (-e $request_filename.gif) {
+        rewrite ^/(.*)$ /$1.gif;
+        break;
+    }
+	##Check for jpg
+    if (-e $request_filename.jpg) {
+        rewrite ^/(.*)$ /$1.jpg;
+        break;
+    }
+	##Fallback rule if no match is found
+    rewrite ^/(.*/).*(small|medium|large|thumbnail)$ /$1default-$2.png;
+}