Add Quai mainnet and Quai testnet (#7592)

Co-authored-by: Frederik Bolding <[email protected]>

Author: jdowning100

_data/chains/eip155-15000.json

@@ -0,0 +1,24 @@
+{
+  "name": "Quai Network Testnet",
+  "chain": "QUAI",
+  "icon": "quai",
+  "rpc": ["https://orchard.rpc.quai.network/cyprus1"],
+  "features": [{ "name": "EIP155" }],
+  "faucets": [],
+  "nativeCurrency": {
+    "name": "Quai",
+    "symbol": "QUAI",
+    "decimals": 18
+  },
+  "infoURL": "https://qu.ai",
+  "shortName": "quai-testnet",
+  "chainId": 15000,
+  "networkId": 15000,
+  "explorers": [
+    {
+      "name": "Orchard Quaiscan",
+      "url": "https://orchard.quaiscan.io",
+      "standard": "EIP3091"
+    }
+  ]
+}

_data/chains/eip155-9.json

@@ -1,16 +1,25 @@
 {
-  "name": "Ubiq Network Testnet",
-  "chain": "UBQ",
-  "rpc": [],
+  "name": "Quai Network Mainnet",
+  "chain": "QUAI",
+  "icon": "quai",
+  "rpc": ["https://rpc.quai.network/cyprus1"],
+  "features": [{ "name": "EIP155" }],
   "faucets": [],
   "nativeCurrency": {
-    "name": "Ubiq Testnet Ether",
-    "symbol": "TUBQ",
+    "name": "Quai",
+    "symbol": "QUAI",
     "decimals": 18
   },
-  "infoURL": "https://ethersocial.org",
-  "shortName": "tubq",
+  "infoURL": "https://qu.ai",
+  "shortName": "quai",
   "chainId": 9,
-  "networkId": 2,
-  "slip44": 1
+  "networkId": 9,
+  "redFlags": ["reusedChainId"],
+  "explorers": [
+    {
+      "name": "Quaiscan",
+      "url": "https://quaiscan.io",
+      "standard": "EIP3091"
+    }
+  ]
 }

_data/icons/quai.json

@@ -0,0 +1,8 @@
+[
+  {
+    "url": "ipfs://bafkreih5hekf3lfvpbjcjlswylc6r3a4nbkogeesrf2pdtrhrwuy4a76cm",
+    "width": 500,
+    "height": 500,
+    "format": "svg"
+  }
+]