add ui

script/server

@@ -10,4 +10,8 @@ if [[ ! $port =~ ^[0-9]+$ ]] || (( port < 1 || port > 65535 )); then
   exit 2
 fi
 
+if [[ ! -f resources/public/js/main.js ]]; then
+  echo "note: the UI isn't built, so / will show a placeholder. Run script/ui-build first." >&2
+fi
+
 PORT=$port exec clojure -X:run

script/ui-build

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# Compile the re-frame UI (ui/) to resources/public/js, which the server serves at /js.
+# Needs Node and a JDK. Run this before script/server; restart isn't required afterwards.
+set -euo pipefail
+cd "$(dirname "$0")/../ui"
+
+[[ -d node_modules ]] || npm ci
+exec npx shadow-cljs release app

script/ui-watch

@@ -0,0 +1,8 @@
+#!/usr/bin/env bash
+# Rebuild the UI on every change (hot reload, also serves the shadow-cljs dashboard on :9630).
+# The output lands in resources/public/js, so run script/server alongside and refresh the page.
+set -euo pipefail
+cd "$(dirname "$0")/../ui"
+
+[[ -d node_modules ]] || npm ci
+exec npx shadow-cljs watch app