feat: Add Dogechain chain fee/revenue tracking (currently dead)

fees/dogechain.ts

@@ -0,0 +1,43 @@
+import { Adapter, FetchOptions, ProtocolType } from "../adapters/types";
+import { CHAIN } from "../helpers/chains";
+import { httpGet } from "../utils/fetchURL";
+
+const fetch = async (options: FetchOptions) => {
+  const dailyFees = options.createBalances();
+
+  try {
+    const dateString = new Date(options.startOfDay * 1000).toISOString().slice(0, '2011-10-05'.length);
+    const url = `https://explorer.dogechain.dog/api?module=stats&action=totalfees&date=${dateString}`;
+    const fees = await httpGet(url, {
+      headers: {
+        'User-Agent': 'Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/91.0.4472.124 Safari/537.36'
+      }
+    });
+
+    if (fees && fees.result !== undefined && fees.result !== null) {
+      dailyFees.addCGToken('dogecoin', fees.result / 1e18);
+    }
+  } catch (e) {
+    console.log('Error fetching Dogechain fees:', e);
+  }
+
+  return {
+    timestamp: options.startOfDay,
+    dailyFees,
+    dailyRevenue: dailyFees,
+  };
+};
+
+const adapter: Adapter = {
+  version: 2,
+  adapter: {
+    [CHAIN.DOGECHAIN]: {
+      fetch,
+      start: '2022-08-01',
+    },
+  },
+  protocolType: ProtocolType.CHAIN,
+  deadFrom: '2025-12-02', // API blocks programmatic access with 403 Forbidden
+};
+
+export default adapter;