fix readme

Author: adrienZ

README.md

@@ -175,9 +175,9 @@ Sets a custom method for generating random session IDs.
 
 Sets a custom method for generating random email verification codes.
 
-##### `setPasswordHashingMethods(fn: () => string)`
+##### `setPasswordHashingMethods(fn: () => IPasswordHashingMethods)`
 
-Sets a custom method for generating random email verification codes.
+Sets custom methods for hashing and verifying passwords.
 
 ##### `getSession(sessionId: string)`
 

tests/core-email-password.spec.ts

@@ -78,7 +78,7 @@ describe("SlipAuthCore", () => {
     }
     auth.setPasswordHashingMethods(() => ({
       hash: async (password: string) => sanitizePassword(password) + mocks.passwordCount,
-      verify: async (sourceHashedPassword, rawPassword) => {
+      verify: async (sourceHashedPassword: string, rawPassword: string) => {
         const salt = sourceHashedPassword.split("$").at(-1);
         if (!salt) {
           return false;