feat: image gallery (#2)

Reviewed-on: #2

internal/handlers/restgallery/controller.go

@@ -0,0 +1,18 @@
+package restgallery
+
+import (
+	"log/slog"
+	"net/http"
+
+	"git.schreifuchs.ch/schreifuchs/schreifuchs.ch/web/pages"
+)
+
+func (h *Handler) gallery(w http.ResponseWriter, r *http.Request) {
+	imgs, err := h.srv.GetGallerySet(r.Context())
+	if err != nil {
+		slog.Error("could not get images", "err", err)
+		w.WriteHeader(http.StatusInternalServerError)
+		return
+	}
+	h.r.Render(r.Context(), w, r, pages.GallerySet(imgs))
+}