add versioning

framework/h/tag.go

@@ -63,6 +63,18 @@ func Meta(name string, content string) Ren {
 	}
 }
 
+func LinkWithVersion(href string, rel string, version string) Ren {
+	attributeMap := AttributeMap{
+		"href": href + "?v=" + version,
+		"rel":  rel,
+	}
+	return &Element{
+		tag:        "link",
+		attributes: attributeMap.ToMap(),
+		children:   make([]Ren, 0),
+	}
+}
+
 func Link(href string, rel string) Ren {
 	attributeMap := AttributeMap{
 		"href": href,
@@ -75,6 +87,17 @@ func Link(href string, rel string) Ren {
 	}
 }
 
+func ScriptWithVersion(url string, version string) Ren {
+	attributeMap := AttributeMap{
+		"src": url + "?v=" + version,
+	}
+	return &Element{
+		tag:        "script",
+		attributes: attributeMap.ToMap(),
+		children:   make([]Ren, 0),
+	}
+}
+
 func Script(url string) Ren {
 	attributeMap := AttributeMap{
 		"src": url,

htmgo-site/pages/base/root.go

@@ -1,17 +1,20 @@
 package base
 
 import (
+	"github.com/google/uuid"
 	"github.com/maddalax/htmgo/framework/h"
 	"htmgo-site/partials"
 )
 
+var Version = uuid.NewString()[0:6]
+
 func RootPage(children ...h.Ren) *h.Element {
 	return h.Html(
 		h.HxExtension(h.BaseExtensions()),
 		h.Head(
 			h.Meta("viewport", "width=device-width, initial-scale=1"),
-			h.Link("/public/main.css", "stylesheet"),
+			h.LinkWithVersion("/public/main.css", "stylesheet", Version),
-			h.Script("/public/htmgo.js"),
+			h.ScriptWithVersion("/public/htmgo.js", Version),
 			h.Raw(`
 				<script async defer src="https://buttons.github.io/buttons.js"></script>
 			`),