refactor: remove username from User model, login by email only

tests/unit/schemas/core-schemas.test.ts

@@ -83,7 +83,6 @@ describe("core schemas", () => {
     expect(
       updateUserSchema.safeParse({
         id: "user-id",
-        username: "user",
         name: "User",
         email: "user@example.test",
         role: "ADMIN",
@@ -94,7 +93,6 @@ describe("core schemas", () => {
     expect(
       updateUserSchema.safeParse({
         id: "",
-        username: "user",
         name: "User",
         email: "user@example.test",
         role: "ADMIN",
@@ -110,13 +108,13 @@ describe("core schemas", () => {
     )
 
     expect(
-      signInSchema.safeParse({ username: "admin", password: "abc" }).success,
+      signInSchema.safeParse({ email: "admin@test.com", password: "abc" }).success,
     ).toBe(true)
     expect(
-      signInSchema.safeParse({ username: "", password: "abc" }).success,
+      signInSchema.safeParse({ email: "", password: "abc" }).success,
     ).toBe(false)
     expect(
-      signInSchema.safeParse({ username: "admin", password: "ab" }).success,
+      signInSchema.safeParse({ email: "admin@test.com", password: "ab" }).success,
     ).toBe(false)
   })
 
@@ -152,7 +150,6 @@ describe("core schemas", () => {
   it("validates user password, email, and role", () => {
     expect(
       createUserSchema.safeParse({
-        username: "user",
         name: "User",
         email: "user@example.test",
         password: "password1",
@@ -163,7 +160,6 @@ describe("core schemas", () => {
 
     expect(
       createUserSchema.safeParse({
-        username: "user",
         name: "User",
         email: "bad-email",
         password: "password1",
@@ -174,7 +170,6 @@ describe("core schemas", () => {
 
     expect(
       createUserSchema.safeParse({
-        username: "user",
         name: "User",
         email: "user@example.test",
         password: "short",
@@ -185,7 +180,6 @@ describe("core schemas", () => {
 
     expect(
       createUserSchema.safeParse({
-        username: "user",
         name: "User",
         email: "user@example.test",
         password: "password1",

tests/unit/schemas/user.schema.test.ts

@@ -12,7 +12,6 @@ import {
 } from "@/schemas/user.schema"
 
 const esCopy: UserSchemaCopy = {
-  usernameRequired: "El usuario es obligatorio",
   nameRequired: "El nombre es obligatorio",
   emailInvalid: "Correo electrónico no válido",
   passwordMinLength: "La contraseña debe tener al menos 8 caracteres",
@@ -20,7 +19,6 @@ const esCopy: UserSchemaCopy = {
 }
 
 const validCreateData = {
-  username: "admin",
   name: "Admin User",
   email: "admin@example.test",
   password: "password1",
@@ -30,7 +28,6 @@ const validCreateData = {
 
 const validUpdateData = {
   id: "user-id",
-  username: "admin",
   name: "Admin User",
   email: "admin@example.test",
   role: "ADMIN" as const,
@@ -40,7 +37,6 @@ const validUpdateData = {
 describe("user schema localization", () => {
   it("buildCreateUserSchema with default copy produces same validation as createUserSchema", () => {
     const result = buildCreateUserSchema(defaultUserSchemaCopy).safeParse({
-      username: "",
       name: "",
       email: "bad",
       password: "short",
@@ -51,7 +47,6 @@ describe("user schema localization", () => {
     expect(result.success).toBe(false)
     if (!result.success) {
       const errors = result.error.flatten().fieldErrors
-      expect(errors.username).toContain("Username is required")
       expect(errors.name).toContain("Name is required")
       expect(errors.email).toContain("Invalid email")
       expect(errors.password).toContain(
@@ -64,7 +59,6 @@ describe("user schema localization", () => {
 
   it("buildCreateUserSchema with Spanish copy produces Spanish error messages", () => {
     const result = buildCreateUserSchema(esCopy).safeParse({
-      username: "",
       name: "",
       email: "bad",
       password: "short",
@@ -75,7 +69,6 @@ describe("user schema localization", () => {
     expect(result.success).toBe(false)
     if (!result.success) {
       const errors = result.error.flatten().fieldErrors
-      expect(errors.username).toContain(esCopy.usernameRequired)
       expect(errors.name).toContain(esCopy.nameRequired)
       expect(errors.email).toContain(esCopy.emailInvalid)
       expect(errors.password).toContain(esCopy.passwordMinLength)
@@ -85,7 +78,6 @@ describe("user schema localization", () => {
   it("buildUpdateUserSchema with default copy produces same validation as updateUserSchema", () => {
     const result = buildUpdateUserSchema(defaultUserSchemaCopy).safeParse({
       id: "",
-      username: "",
       name: "",
       email: "bad",
       role: "INVALID",
@@ -96,7 +88,6 @@ describe("user schema localization", () => {
     if (!result.success) {
       const errors = result.error.flatten().fieldErrors
       expect(errors.id).toContain("User id is required")
-      expect(errors.username).toContain("Username is required")
       expect(errors.name).toContain("Name is required")
       expect(errors.email).toContain("Invalid email")
     }
@@ -105,7 +96,6 @@ describe("user schema localization", () => {
   it("buildUpdateUserSchema with Spanish copy produces Spanish error messages", () => {
     const result = buildUpdateUserSchema(esCopy).safeParse({
       id: "",
-      username: "",
       name: "",
       email: "bad",
       role: "INVALID",
@@ -116,7 +106,6 @@ describe("user schema localization", () => {
     if (!result.success) {
       const errors = result.error.flatten().fieldErrors
       expect(errors.id).toContain(esCopy.userIdRequired)
-      expect(errors.username).toContain(esCopy.usernameRequired)
       expect(errors.name).toContain(esCopy.nameRequired)
       expect(errors.email).toContain(esCopy.emailInvalid)
     }