Refactor server and templates package

internal/dis/component/server/assets/static.go

@@ -0,0 +1,41 @@
+// Package static implements serving of fully static resources
+package assets
+
+import (
+	"context"
+	"embed"
+	"io/fs"
+	"net/http"
+
+	"github.com/FAU-CDI/wisski-distillery/internal/dis/component"
+)
+
+type Static struct {
+	component.Base
+}
+
+var (
+	_ component.Routeable = (*Static)(nil)
+)
+
+func (*Static) Routes() component.Routes {
+	return component.Routes{
+		Prefix: Public,
+
+		CSRF: false,
+	}
+}
+
+//go:embed dist
+var staticFS embed.FS
+
+func (static *Static) HandleRoute(ctx context.Context, route string) (http.Handler, error) {
+	// take the filesystem
+	fs, err := fs.Sub(staticFS, "dist")
+	if err != nil {
+		return nil, err
+	}
+
+	// and serve it
+	return http.StripPrefix(route, http.FileServer(http.FS(fs))), nil
+}