Add share cards

ui/src/lib/MinersTable.svelte

@@ -31,7 +31,7 @@
   };
 
   // The "address" field on a ckpool stratum_instance is the SOURCE IP
-  // the connection arrived on (see connector.c:311 — it's set with
+  // the connection arrived on (see connector.c:311, it's set with
   // inet_ntop). The miner's BTC payout address comes from the worker
   // name (which is the stratum username, format <btc>[.label]) or
   // from the joined worker_instance, which ckpool keys by full