fix: sometimes pdf links can't be opened

src/main/frontend/components/block.cljs

@@ -456,10 +456,10 @@
               (string/ends-with? (util/node-path.dirname full-path) config/local-assets-dir))
        [:a.asset-ref.is-pdf
         {:href "javascript:void(0);"
-         :on-click (fn [e]
+         :on-mouse-down (fn [e]
                      (when-let [current (pdf-assets/inflate-asset (util/node-path.basename full-path))]
-                       (state/set-state! :pdf/current current)
-                       (.preventDefault e)))}
+                       (util/stop e)
+                       (state/set-state! :pdf/current current)))}
         title-or-path]
        [:a.asset-ref {:target "_blank" :href full-path}
         title-or-path])

src/main/frontend/extensions/pdf/pdf.css

@@ -504,13 +504,13 @@
   &.is-pdf {
     &:before {
       content: "[[📚";
-      opacity: .4;
+      opacity: .7;
       margin-right: 4px;
     }
 
     &:after {
       content: "]]";
-      opacity: .4;
+      opacity: .7;
     }
   }
 }