feat: metadata draft

internal/web/handler.go

@@ -45,6 +45,7 @@ func (h *Handler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
 // ViewState is built per-request, not shared
 type ViewState struct {
 	Notes        []*note.Note
+	Note         *note.Note
 	RenderedNote template.HTML
 	SortBy       string
 	SearchTerm   string
@@ -153,6 +154,7 @@ func (h *Handler) handleNotes(w http.ResponseWriter, r *http.Request) {
 	}
 
 	// Add to state
+	state.Note = note
 	state.RenderedNote = htmlContent
 	state.LastActive = hash