added border to reaction buttons

src/lib/ui/post/ReactionBar.svelte

@@ -39,6 +39,6 @@
         display: flex;
         flex-direction: row;
         flex-wrap: wrap;
-        gap: 2px;
+        gap: 4px;
     }
 </style>

src/lib/ui/post/ReactionButton.svelte

@@ -49,6 +49,7 @@
         border-radius: 8px;
         transition: background-color .1s, color .1s;
         cursor: pointer;
+        border: 1px solid var(--bg-700);
     }
 
     button.active {