[SPE-336] Allow override api endpoint from env vars

.env.example

@@ -0,0 +1,5 @@
+# production api
+NEXT_PUBLIC_API_URL=https://api.skip.money
+
+# development API
+# NEXT_PUBLIC_API_URL=https://solve-dev.skip.money

.gitignore

@@ -1,5 +1,8 @@
 # See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
 
+.env*
+!.env.example
+
 src/chains/
 tests/downloads/
 

env.d.ts

@@ -0,0 +1,5 @@
+declare namespace NodeJS {
+  interface ProcessEnv {
+    readonly NEXT_PUBLIC_API_URL?: string;
+  }
+}

src/components/__tests__/SwapWidget.test.tsx

@@ -1,16 +1,14 @@
-import { SKIP_API_URL } from "@skip-router/core";
 import { rest } from "msw";
 import { setupServer } from "msw/node";
 
+import { API_URL } from "@/constants/api";
 import { act, fireEvent, render, screen, waitFor, within } from "@/test";
 
 import { ASSETS_RESPONSE } from "../../../fixtures/assets";
 import { CHAINS_RESPONSE } from "../../../fixtures/chains";
 import { SwapWidget } from "../SwapWidget";
 import { LAST_SOURCE_CHAIN_KEY } from "../SwapWidget/useSwapWidget";
 
-const API_URL = SKIP_API_URL;
-
 const handlers = [
   rest.get(`${API_URL}/v1/info/chains`, (_, res, ctx) => {
     return res(ctx.status(200), ctx.json(CHAINS_RESPONSE));

src/constants/api.ts

@@ -0,0 +1,3 @@
+import { SKIP_API_URL } from "@skip-router/core";
+
+export const API_URL = process.env.NEXT_PUBLIC_API_URL || SKIP_API_URL;

src/solve/context.tsx

@@ -1,9 +1,10 @@
 import { useWalletClient } from "@cosmos-kit/react";
-import { SKIP_API_URL, SkipRouter } from "@skip-router/core";
+import { SkipRouter } from "@skip-router/core";
 import { getWalletClient } from "@wagmi/core";
 import { createContext, FC, PropsWithChildren } from "react";
 import { useNetwork } from "wagmi";
 
+import { API_URL } from "@/constants/api";
 import {
   getOfflineSigner,
   getOfflineSignerOnlyAmino,
@@ -22,7 +23,7 @@ export const SkipProvider: FC<PropsWithChildren> = ({ children }) => {
   const { chains } = useNetwork();
 
   const skipClient = new SkipRouter({
-    apiURL: SKIP_API_URL,
+    apiURL: API_URL,
     getCosmosSigner: async (chainID) => {
       if (!walletClient) {
         throw new Error("No offline signer available");