Removed

- accessToken and refreshToken methods from interface
- accessToken param from transactionsPastDay
- Unused env variables from config.ts

Added
- Initial Refresh token to env
- Dayjs library for working with dates

Implemented
- getAccessToken
- getRefreshToken
- fetchNewRefreshToken
- transactionsPastDay

Signed-off-by: Martin Berg Alstad <git@martials.no>

tests/stubs/bankStub.ts

@@ -1,26 +1,8 @@
-import type { Bank, OAuthTokenResponse, Transaction } from "@/bank/sparebank1.ts"
-
-const tokenResponse: OAuthTokenResponse = {
-  access_token: "my_access_token",
-  token_type: "Bearer",
-  expires_in: 3600,
-  refresh_token: "my_refresh_token",
-  refresh_token_expires_in: 3600,
-  refresh_token_absolute_expires_in: 3600,
-}
+import type { Bank, Transaction } from "@/bank/sparebank1.ts"
 
 export class BankStub implements Bank {
-  async accessToken(): Promise<OAuthTokenResponse> {
-    return tokenResponse
-  }
-
-  async refreshToken(_unused: string): Promise<OAuthTokenResponse> {
-    return tokenResponse
-  }
-
   async transactionsPastDay(
     _accountIds: ReadonlyArray<string> | string,
-    _accessToken: string,
   ): Promise<ReadonlyArray<Transaction>> {
     const someFields = {
       date: "2019-08-20",