Add share cards

.env.example

@@ -2,5 +2,5 @@
 POOL_BTCADDRESS=tb1qexamplereplacewithyourownaddressforrewards
 BITCOIN_RPC_USER=kamado
 BITCOIN_RPC_PASSWORD=changeme
-# Optional — ZMQ endpoint for instant block notifications from bitcoind
+# Optional, ZMQ endpoint for instant block notifications from bitcoind
 # ZMQ_BLOCK=tcp://host.docker.internal:28332