feat: frontage was added to Unit

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@orionprotocol/sdk",
-  "version": "0.20.79-rc1",
+  "version": "0.20.79-rc2",
   "description": "Orion Protocol SDK",
   "main": "./lib/index.cjs",
   "module": "./lib/index.js",

src/Unit/index.ts

@@ -2,6 +2,7 @@ import { JsonRpcProvider } from 'ethers';
 import { Aggregator } from '../services/Aggregator';
 import { BlockchainService } from '../services/BlockchainService';
 import { PriceFeed } from '../services/PriceFeed';
+import { Frontage } from '../services/Frontage';
 import type {
   KnownEnv,
   SupportedChainId,
@@ -35,6 +36,8 @@ export default class Unit {
 
   public readonly priceFeed: PriceFeed;
 
+  public readonly frontage: Frontage;
+
   public readonly exchange: Exchange;
 
   public readonly config: VerboseUnitConfig;
@@ -127,6 +130,9 @@ export default class Unit {
       this.config.services.priceFeed.api,
       this.config.basicAuth
     );
+    this.frontage = new Frontage(
+      this.config.services.frontage.api
+    );
     this.exchange = new Exchange(this);
     this.pmm = new Pmm(this);
   }