Add and update various chains (#172)

* Update Shibarium explorers to self-hosted

* Add Etherlink Shadownet

* Add Compose rollups A and B

* Add MST and MANTRA chains

Author: je55g

data/chains.json

@@ -507,7 +507,7 @@
     "explorers": [
       {
         "url": "https://www.shibariumscan.io/",
-        "hostedBy": "blockscout"
+        "hostedBy": "self"
       }
     ]
   },
@@ -747,7 +747,7 @@
     "explorers": [
       {
         "url": "https://puppyscan.shib.io/",
-        "hostedBy": "blockscout"
+        "hostedBy": "self"
       }
     ]
   },
@@ -3910,11 +3910,11 @@
       }
     ]
   },
-    "3777": {
+  "3777": {
     "name": "INRI CHAIN",
     "description": "EVM Proof-of-Work chain focused on fair mining, fee burning, and low transaction costs.",
     "logo": "https://raw.githubusercontent.com/inrichain/logoofficial/main/256x256.png",
-      "ecosystem": ["Ethereum"],
+    "ecosystem": ["Ethereum"],
     "isTestnet": false,
     "layer": 1,
     "rollupType": null,
@@ -4216,6 +4216,23 @@
       }
     ]
   },
+  "4646": {
+    "name": "MST Mainnet",
+    "description": "A transformative solution by enabling organisations to share information securely and directly without a central authority.",
+    "logo": "https://blockscout-icons.s3.us-east-1.amazonaws.com/mst.jpg",
+    "ecosystem": "Ethereum",
+    "isTestnet": false,
+    "layer": 1,
+    "rollupType": null,
+    "native_currency": "MSTC",
+    "website": "https://mstblockchain.com/",
+    "explorers": [
+      {
+        "url": "https://mstscan.com/",
+        "hostedBy": "self"
+      }
+    ]
+  },
   "4661": {
     "name": "AppChain Testnet",
     "description": "Incentivized low-cost L2 that allows developers to capture the value their dapps create, enabling sustainable economic models.",
@@ -4522,6 +4539,23 @@
       }
     ]
   },
+  "5888": {
+    "name": "MANTRA",
+    "description": "MANTRA is an EVM-compatible Layer 1 Blockchain for RWAs, capable of adherence to real world regulatory requirements.",
+    "logo": "https://blockscout-icons.s3.us-east-1.amazonaws.com/mantra.jpg",
+    "ecosystem": "Ethereum",
+    "isTestnet": false,
+    "layer": 1,
+    "rollupType": null,
+    "native_currency": "OM",
+    "website": "https://mantrachain.io/",
+    "explorers": [
+      {
+        "url": "https://blockscout.mantrascan.io/",
+        "hostedBy": "self"
+      }
+    ]
+  },
   "5920": {
     "name": "Chainweb EVM Chain20",
     "description": "An infinitely scalable PoW blockchain that improves upon Bitcoin's design.",
@@ -5577,6 +5611,23 @@
       }
     ]
   },
+  "11113": {
+    "name": "Compose Hoodi Rollup A",
+    "description": "A Horizontal Scaling Architecture for Synchronous Cross-Rollup Composability.",
+    "logo": "https://blockscout-icons.s3.us-east-1.amazonaws.com/compose.jpg",
+    "ecosystem": "Optimism",
+    "isTestnet": true,
+    "layer": 2,
+    "rollupType": "zk",
+    "native_currency": "ETH",
+    "website": "https://www.compose.network/",
+    "explorers": [
+      {
+        "url": "https://rollup-a.explorer.testnet.compose.network/",
+        "hostedBy": "self"
+      }
+    ]
+  },
   "11141": {
     "name": "Ankawings Network Testnet",
     "description": "Lower costs, high security, and advanced applications with new networks.",
@@ -6089,6 +6140,23 @@
       }
     ]
   },
+  "22224": {
+    "name": "Compose Hoodi Rollup B",
+    "description": "A Horizontal Scaling Architecture for Synchronous Cross-Rollup Composability.",
+    "logo": "https://blockscout-icons.s3.us-east-1.amazonaws.com/compose.jpg",
+    "ecosystem": "Optimism",
+    "isTestnet": true,
+    "layer": 2,
+    "rollupType": "zk",
+    "native_currency": "ETH",
+    "website": "https://www.compose.network/",
+    "explorers": [
+      {
+        "url": "https://rollup-b.explorer.testnet.compose.network/",
+        "hostedBy": "self"
+      }
+    ]
+  },
   "22776": {
     "name": "MAP Relay Chain",
     "description": "Omnichain infrastructure for BTC, stablecoin, and tokenized asset swap.",
@@ -7707,6 +7775,23 @@
       }
     ]
   },
+  "127823": {
+    "name": "Etherlink Shadownet",
+    "description": "A truly decentralized layer 2 blockchain powered by Tezos smart rollup technology.",
+    "logo": "https://blockscout-icons.s3.us-east-1.amazonaws.com/etherlink.svg",
+    "ecosystem": "Tezos",
+    "isTestnet": true,
+    "layer": 2,
+    "rollupType": null,
+    "native_currency": "XTZ",
+    "website": "https://www.etherlink.com/",
+    "explorers": [
+      {
+        "url": "https://shadownet.explorer.etherlink.com/",
+        "hostedBy": "blockscout"
+      }
+    ]
+  },
   "128123": {
     "name": "Etherlink Testnet",
     "description": "A truly decentralized layer 2 blockchain powered by Tezos smart rollup technology.",