Update UI staging build for vercel hosting (#9628)

* update ui staging for vercel

* move vercel.json

* add a couple more settings

* fix comments

ui/GNUmakefile

@@ -21,19 +21,18 @@ dist: clean
 		CONSUL_UI_INSTALL_FLAGS=--focus \
 		$(MAKE)
 
-# Build a distribution of the UI for Netlify previews.
+# Build a distribution of the UI for Vercel previews.
 # The distribution must be copied into the ui/ subfolder
 # in order to mirror the go binary
 #
-# Netlify Settings:
+# Vercel Settings:
 # ---
-# base-directory: ui
-# build command: make dist-netlify
-# publish directory: ui/dist
-dist-netlify: clean
+# Base Directory: ui
+# Build Command: make dist-netlify
+# Publish Directory: ui/dist
+dist-vercel: clean
 	mkdir -p dist/ui && \
 	cd packages/consul-ui && \
 		CONSUL_UI_INSTALL_FLAGS=--focus \
 		$(MAKE) build-staging && \
-		mv dist/* ../../dist/ui && \
-		cp _redirects ../../dist/_redirects
+		mv dist/* ../../dist/ui

ui/packages/consul-ui/_redirects

@@ -1,2 +0,0 @@
-/ /ui
-/ui/* /ui/index.html 200

ui/vercel.json

@@ -0,0 +1,6 @@
+{
+  "public": true,
+  "github": { "silent": true },
+  "redirects": [{ "source": "/", "destination": "/ui/" }],
+  "rewrites": [{ "source": "/ui/(.*)", "destination": "/ui/index.html" }]
+}