add zero.io (#7310)

* feat(zero): add zero.io + alphaville

* update zero.io testnet

* Update crypto.rs

* Update crypto.rs

substrate/primitives/core/src/crypto.rs

@@ -486,6 +486,10 @@ ss58_address_format!(
 		(22, "dock-mainnet", "Dock mainnet, standard account (*25519).")
 	ShiftNrg =>
 		(23, "shift", "ShiftNrg mainnet, standard account (*25519).")
+	ZeroAccount =>
+		(24, "zero", "ZERO mainnet, standard account (*25519).")
+	AlphavilleAccount =>
+		(25, "alphaville", "ZERO testnet, standard account (*25519).")
 	SubsocialAccount =>
 		(28, "subsocial", "Subsocial network, standard account (*25519).")
 	PhalaAccount =>

substrate/ss58-registry.json

@@ -208,6 +208,24 @@
 			"standardAccount": "*25519",
 			"website": null
 		},
+		{
+			"prefix": 24,
+			"network": "zero",
+			"displayName": "ZERO",
+			"symbols": ["PLAY"],
+			"decimals": 18,
+			"standardAccount": "*25519",
+			"website": "https://zero.io"
+		},
+		{
+			"prefix": 25,
+			"network": "zero-alphaville",
+			"displayName": "ZERO Alphaville",
+			"symbols": ["PLAY"],
+			"decimals": 18,
+			"standardAccount": "*25519",
+			"website": "https://zero.io"
+		},		
 		{
 			"prefix": 28,
 			"network": "subsocial",