embed assets and minor fixes

assets/kurious/embed.go

@@ -0,0 +1,13 @@
+package kurious
+
+import (
+	"embed"
+	"net/http"
+)
+
+//go:embed robots.txt static/*
+var root embed.FS
+
+func AsHTTPFileHandler() http.Handler {
+	return http.FileServer(http.FS(root))
+}

assets/kurious/robots.txt

@@ -0,0 +1,2 @@
+User-agent: 
+Disallow: /