feat: password change 3-step modal with strength meter, default admin/admin123

backend/app.py

@@ -543,13 +543,11 @@ def init_db():
             log.info(f"Recovered stuck workspace {ws['id']}: {ws['status']} -> {prev}")
         adm = c.execute("SELECT id FROM users WHERE username='admin'").fetchone()
         if not adm:
-            _tmp_pw = secrets.token_urlsafe(16)
             c.execute(
                 "INSERT INTO users (id,first_name,last_name,username,email,password_hash,role,must_change_password) VALUES (?,?,?,?,?,?,?,?)",
-                (str(uuid.uuid4()), "Admin", "Sistema", "admin", "admin@local", _hash_pw(_tmp_pw), "admin", 1)
+                (str(uuid.uuid4()), "Admin", "Sistema", "admin", "admin@local", _hash_pw("admin123"), "admin", 1)
             )
-            log.info(f"Default admin created — username: admin / password: {_tmp_pw}")
+            log.info("Default admin created — username: admin / password: admin123")
-            log.info("⚠ Change the admin password on first login!")
 
 # ── Crypto helpers ────────────────────────────────────────────────────────────
 def _hash_pw(pw): salt=secrets.token_hex(16); h=hashlib.pbkdf2_hmac("sha256",pw.encode(),salt.encode(),100_000); return f"{salt}:{h.hex()}"
@@ -899,7 +897,15 @@ async def change_pw(req: ChangePwReq, u=Depends(current_user)):
     if u.get("auth_provider") == "oidc":
         raise HTTPException(400, "Usuários OIDC não podem alterar senha localmente")
     if not _verify_pw(req.current_password, u["password_hash"]): raise HTTPException(400, "Senha atual incorreta")
-    with db() as c: c.execute("UPDATE users SET password_hash=?, must_change_password=0 WHERE id=?", (_hash_pw(req.new_password), u["id"]))
+    pw = req.new_password
+    import re
+    if len(pw) < 8: raise HTTPException(400, "Senha deve ter no mínimo 8 caracteres")
+    if not re.search(r'[A-Z]', pw): raise HTTPException(400, "Senha deve conter ao menos uma letra maiúscula")
+    if not re.search(r'[a-z]', pw): raise HTTPException(400, "Senha deve conter ao menos uma letra minúscula")
+    if not re.search(r'\d', pw): raise HTTPException(400, "Senha deve conter ao menos um número")
+    if not re.search(r'[^A-Za-z0-9]', pw): raise HTTPException(400, "Senha deve conter ao menos um caractere especial")
+    if pw == req.current_password: raise HTTPException(400, "A nova senha deve ser diferente da atual")
+    with db() as c: c.execute("UPDATE users SET password_hash=?, must_change_password=0 WHERE id=?", (_hash_pw(pw), u["id"]))
     return {"ok": True}
 
 # ── OIDC endpoints ───────────────────────────────────────────────────────────

frontend-react/src/App.tsx

@@ -1,10 +1,11 @@
-import { useEffect, useState, lazy, Suspense } from 'react';
+import { useEffect, useState, useMemo, lazy, Suspense } from 'react';
 import { Routes, Route, Navigate } from 'react-router-dom';
 import { useAuthStore } from '@/stores/auth';
 import { useAppStore } from '@/stores/app';
 import { authApi } from '@/api/endpoints/auth';
+import { useI18n } from '@/i18n';
 import AppShell from '@/components/layout/AppShell';
-import { Loader2, Lock } from 'lucide-react';
+import { Loader2, Lock, CheckCircle, XCircle, Shield } from 'lucide-react';
 
 // Lazy-loaded pages (code splitting)
 const LoginPage = lazy(() => import('@/pages/LoginPage'));
@@ -36,25 +37,43 @@ function PageLoader() {
 }
 
 function ForcePasswordModal() {
+  const { t } = useI18n();
+  const [step, setStep] = useState<'welcome' | 'form' | 'done'>('welcome');
   const [curPw, setCurPw] = useState('');
   const [newPw, setNewPw] = useState('');
   const [confirmPw, setConfirmPw] = useState('');
   const [error, setError] = useState('');
   const [loading, setLoading] = useState(false);
-  const clearMustChangePassword = useAuthStore((s) => s.clearMustChangePassword);
+  const checkAuth = useAuthStore((s) => s.checkAuth);
+  const user = useAuthStore((s) => s.user);
+
+  const rules = useMemo(() => [
+    { label: t('pw.minLength') || 'Minimum 8 characters', ok: newPw.length >= 8 },
+    { label: t('pw.hasUpper') || 'One uppercase letter', ok: /[A-Z]/.test(newPw) },
+    { label: t('pw.hasLower') || 'One lowercase letter', ok: /[a-z]/.test(newPw) },
+    { label: t('pw.hasNumber') || 'One number', ok: /\d/.test(newPw) },
+    { label: t('pw.hasSpecial') || 'One special character (!@#$...)', ok: /[^A-Za-z0-9]/.test(newPw) },
+    { label: t('pw.match') || 'Passwords match', ok: newPw.length > 0 && newPw === confirmPw },
+  ], [newPw, confirmPw, t]);
+
+  const allValid = rules.every(r => r.ok) && curPw.length > 0 && newPw !== curPw;
+  const strength = rules.filter(r => r.ok).length;
+  const strengthColor = strength <= 2 ? 'var(--rd)' : strength <= 4 ? 'var(--yl, #e6a817)' : 'var(--gn)';
+  const strengthLabel = strength <= 2 ? (t('pw.weak') || 'Weak') : strength <= 4 ? (t('pw.medium') || 'Medium') : (t('pw.strong') || 'Strong');
 
   const handleSubmit = async (e: React.FormEvent) => {
     e.preventDefault();
     setError('');
-    if (newPw.length < 8) { setError('A nova senha deve ter no minimo 8 caracteres'); return; }
+    if (!allValid) return;
-    if (newPw !== confirmPw) { setError('As senhas nao coincidem'); return; }
-    if (newPw === curPw) { setError('A nova senha deve ser diferente da atual'); return; }
     setLoading(true);
     try {
       await authApi.changePassword(curPw, newPw);
-      clearMustChangePassword();
+      setStep('done');
+      setTimeout(async () => {
+        await checkAuth();
+      }, 2000);
     } catch (err) {
-      setError(err instanceof Error ? err.message : 'Erro ao alterar senha');
+      setError(err instanceof Error ? err.message : t('pw.error') || 'Error changing password');
     } finally {
       setLoading(false);
     }
@@ -62,35 +81,124 @@ function ForcePasswordModal() {
 
   return (
     <div className="fixed inset-0 z-[9999] flex items-center justify-center" style={{ background: 'rgba(0,0,0,0.7)', backdropFilter: 'blur(4px)' }}>
-      <div className="w-[400px] p-8 rounded-2xl" style={{ background: 'var(--bg1)', boxShadow: 'var(--sh3)', border: '1px solid var(--bd)' }}>
+      <div className="w-[420px] p-8 rounded-2xl" style={{ background: 'var(--bg1)', boxShadow: 'var(--sh3)', border: '1px solid var(--bd)' }}>
-        <div className="flex flex-col items-center mb-5">
+
-          <div className="w-12 h-12 rounded-xl flex items-center justify-center mb-3" style={{ background: 'var(--rdl)' }}>
+        {step === 'welcome' && (
-            <Lock size={24} style={{ color: 'var(--rd)' }} />
+          <div className="flex flex-col items-center">
+            <div className="w-14 h-14 rounded-xl flex items-center justify-center mb-4" style={{ background: 'var(--acl)' }}>
+              <Shield size={28} style={{ color: 'var(--ac)' }} />
+            </div>
+            <h2 className="text-lg font-bold mb-2" style={{ color: 'var(--t1)' }}>
+              {t('pw.welcomeTitle') || 'Welcome!'}
+            </h2>
+            <p className="text-xs text-center mb-1" style={{ color: 'var(--t2)' }}>
+              {t('pw.welcomeUser') || 'Logged in as'} <strong>{user?.username}</strong>
+            </p>
+            <p className="text-xs text-center mb-6" style={{ color: 'var(--t3)' }}>
+              {t('pw.welcomeMsg') || 'For security, you must change your password before continuing.'}
+            </p>
+            <button onClick={() => setStep('form')}
+              className="w-full py-2.5 rounded-lg text-sm font-semibold text-white transition-colors"
+              style={{ background: 'var(--ac)' }}>
+              {t('pw.continue') || 'Continue'}
+            </button>
           </div>
-          <h2 className="text-base font-bold" style={{ color: 'var(--t1)' }}>Alterar Senha</h2>
+        )}
-          <p className="text-xs mt-1 text-center" style={{ color: 'var(--t3)' }}>
+
-            Por seguranca, altere sua senha antes de continuar.
+        {step === 'form' && (
-          </p>
+          <>
-        </div>
+            <div className="flex flex-col items-center mb-5">
-        <form onSubmit={handleSubmit} className="flex flex-col gap-3">
+              <div className="w-12 h-12 rounded-xl flex items-center justify-center mb-3" style={{ background: 'var(--rdl)' }}>
-          <input type="password" placeholder="Senha atual" value={curPw} onChange={e => setCurPw(e.target.value)}
+                <Lock size={24} style={{ color: 'var(--rd)' }} />
-            className="w-full px-3 py-2.5 rounded-lg text-sm outline-none"
+              </div>
-            style={{ background: 'var(--bg2)', border: '1px solid var(--bd)', color: 'var(--t1)' }} autoFocus />
+              <h2 className="text-base font-bold" style={{ color: 'var(--t1)' }}>
-          <input type="password" placeholder="Nova senha (min. 8 caracteres)" value={newPw} onChange={e => setNewPw(e.target.value)}
+                {t('pw.changeTitle') || 'Change Password'}
-            className="w-full px-3 py-2.5 rounded-lg text-sm outline-none"
+              </h2>
-            style={{ background: 'var(--bg2)', border: '1px solid var(--bd)', color: 'var(--t1)' }} />
+            </div>
-          <input type="password" placeholder="Confirmar nova senha" value={confirmPw} onChange={e => setConfirmPw(e.target.value)}
+            <form onSubmit={handleSubmit} className="flex flex-col gap-3">
-            className="w-full px-3 py-2.5 rounded-lg text-sm outline-none"
+              <div>
-            style={{ background: 'var(--bg2)', border: '1px solid var(--bd)', color: 'var(--t1)' }} />
+                <label className="text-[.65rem] font-medium mb-1 block" style={{ color: 'var(--t3)' }}>
-          {error && (
+                  {t('pw.currentPassword') || 'Current password'}
-            <div className="text-xs px-3 py-2 rounded-lg" style={{ background: 'var(--rdl)', color: 'var(--rd)' }}>{error}</div>
+                </label>
-          )}
+                <input type="password" value={curPw} onChange={e => setCurPw(e.target.value)}
-          <button type="submit" disabled={loading}
+                  className="w-full px-3 py-2.5 rounded-lg text-sm outline-none"
-            className="w-full py-2.5 rounded-lg text-sm font-semibold text-white transition-colors disabled:opacity-60"
+                  style={{ background: 'var(--bg2)', border: '1px solid var(--bd)', color: 'var(--t1)' }} autoFocus />
-            style={{ background: 'var(--ac)' }}>
+              </div>
-            {loading ? 'Salvando...' : 'Alterar Senha'}
+              <div>
-          </button>
+                <label className="text-[.65rem] font-medium mb-1 block" style={{ color: 'var(--t3)' }}>
-        </form>
+                  {t('pw.newPassword') || 'New password'}
+                </label>
+                <input type="password" value={newPw} onChange={e => setNewPw(e.target.value)}
+                  className="w-full px-3 py-2.5 rounded-lg text-sm outline-none"
+                  style={{ background: 'var(--bg2)', border: '1px solid var(--bd)', color: 'var(--t1)' }} />
+              </div>
+              <div>
+                <label className="text-[.65rem] font-medium mb-1 block" style={{ color: 'var(--t3)' }}>
+                  {t('pw.confirmPassword') || 'Confirm new password'}
+                </label>
+                <input type="password" value={confirmPw} onChange={e => setConfirmPw(e.target.value)}
+                  className="w-full px-3 py-2.5 rounded-lg text-sm outline-none"
+                  style={{ background: 'var(--bg2)', border: '1px solid var(--bd)', color: 'var(--t1)' }} />
+              </div>
+
+              {newPw.length > 0 && (
+                <div className="rounded-lg px-3 py-2.5" style={{ background: 'var(--bg2)', border: '1px solid var(--bd)' }}>
+                  <div className="flex items-center justify-between mb-2">
+                    <span className="text-[.6rem] font-semibold" style={{ color: 'var(--t3)' }}>
+                      {t('pw.strength') || 'Password strength'}
+                    </span>
+                    <span className="text-[.6rem] font-bold" style={{ color: strengthColor }}>{strengthLabel}</span>
+                  </div>
+                  <div className="w-full h-1.5 rounded-full mb-2.5" style={{ background: 'var(--bg3)' }}>
+                    <div className="h-full rounded-full transition-all duration-300"
+                      style={{ width: `${(strength / 6) * 100}%`, background: strengthColor }} />
+                  </div>
+                  <div className="flex flex-col gap-1">
+                    {rules.map((r, i) => (
+                      <div key={i} className="flex items-center gap-1.5">
+                        {r.ok
+                          ? <CheckCircle size={11} style={{ color: 'var(--gn)', flexShrink: 0 }} />
+                          : <XCircle size={11} style={{ color: 'var(--t4)', flexShrink: 0 }} />}
+                        <span className="text-[.6rem]" style={{ color: r.ok ? 'var(--gn)' : 'var(--t4)' }}>{r.label}</span>
+                      </div>
+                    ))}
+                  </div>
+                </div>
+              )}
+
+              {newPw.length > 0 && newPw === curPw && (
+                <div className="text-[.65rem] px-3 py-2 rounded-lg" style={{ background: 'var(--rdl)', color: 'var(--rd)' }}>
+                  {t('pw.sameAsOld') || 'New password must be different from the current one'}
+                </div>
+              )}
+
+              {error && (
+                <div className="text-[.65rem] px-3 py-2 rounded-lg" style={{ background: 'var(--rdl)', color: 'var(--rd)' }}>{error}</div>
+              )}
+
+              <button type="submit" disabled={loading || !allValid}
+                className="w-full py-2.5 rounded-lg text-sm font-semibold text-white transition-colors disabled:opacity-40"
+                style={{ background: 'var(--ac)' }}>
+                {loading ? (t('pw.saving') || 'Saving...') : (t('pw.changeButton') || 'Change Password')}
+              </button>
+            </form>
+          </>
+        )}
+
+        {step === 'done' && (
+          <div className="flex flex-col items-center py-4">
+            <div className="w-14 h-14 rounded-xl flex items-center justify-center mb-4" style={{ background: 'var(--gnl)' }}>
+              <CheckCircle size={28} style={{ color: 'var(--gn)' }} />
+            </div>
+            <h2 className="text-base font-bold mb-2" style={{ color: 'var(--t1)' }}>
+              {t('pw.successTitle') || 'Password changed!'}
+            </h2>
+            <p className="text-xs text-center" style={{ color: 'var(--t3)' }}>
+              {t('pw.successMsg') || 'Redirecting...'}
+            </p>
+          </div>
+        )}
+
       </div>
     </div>
   );

frontend-react/src/i18n/en.ts

@@ -48,6 +48,32 @@ const en: Record<string, string> = {
   'login.or': 'or',
   'login.oidcButton': 'Sign in with Oracle IAM',
 
+  // ── Password Change ──
+  'pw.welcomeTitle': 'Welcome!',
+  'pw.welcomeUser': 'Logged in as',
+  'pw.welcomeMsg': 'For security, you must change your password before continuing.',
+  'pw.continue': 'Continue',
+  'pw.changeTitle': 'Change Password',
+  'pw.currentPassword': 'Current password',
+  'pw.newPassword': 'New password',
+  'pw.confirmPassword': 'Confirm new password',
+  'pw.strength': 'Password strength',
+  'pw.weak': 'Weak',
+  'pw.medium': 'Medium',
+  'pw.strong': 'Strong',
+  'pw.minLength': 'Minimum 8 characters',
+  'pw.hasUpper': 'One uppercase letter',
+  'pw.hasLower': 'One lowercase letter',
+  'pw.hasNumber': 'One number',
+  'pw.hasSpecial': 'One special character (!@#$...)',
+  'pw.match': 'Passwords match',
+  'pw.sameAsOld': 'New password must be different from the current one',
+  'pw.error': 'Error changing password',
+  'pw.saving': 'Saving...',
+  'pw.changeButton': 'Change Password',
+  'pw.successTitle': 'Password changed!',
+  'pw.successMsg': 'Redirecting...',
+
   // ── Chat ──
   'chat.timeNow': 'now',
   'chat.today': 'Today',

frontend-react/src/i18n/es.ts

@@ -48,6 +48,32 @@ const es: Record<string, string> = {
   'login.or': 'o',
   'login.oidcButton': 'Iniciar sesion con Oracle IAM',
 
+  // ── Password Change ──
+  'pw.welcomeTitle': 'Bienvenido!',
+  'pw.welcomeUser': 'Conectado como',
+  'pw.welcomeMsg': 'Por seguridad, cambie su contrasena antes de continuar.',
+  'pw.continue': 'Continuar',
+  'pw.changeTitle': 'Cambiar Contrasena',
+  'pw.currentPassword': 'Contrasena actual',
+  'pw.newPassword': 'Nueva contrasena',
+  'pw.confirmPassword': 'Confirmar nueva contrasena',
+  'pw.strength': 'Fuerza de la contrasena',
+  'pw.weak': 'Debil',
+  'pw.medium': 'Media',
+  'pw.strong': 'Fuerte',
+  'pw.minLength': 'Minimo 8 caracteres',
+  'pw.hasUpper': 'Una letra mayuscula',
+  'pw.hasLower': 'Una letra minuscula',
+  'pw.hasNumber': 'Un numero',
+  'pw.hasSpecial': 'Un caracter especial (!@#$...)',
+  'pw.match': 'Las contrasenas coinciden',
+  'pw.sameAsOld': 'La nueva contrasena debe ser diferente de la actual',
+  'pw.error': 'Error al cambiar contrasena',
+  'pw.saving': 'Guardando...',
+  'pw.changeButton': 'Cambiar Contrasena',
+  'pw.successTitle': 'Contrasena cambiada!',
+  'pw.successMsg': 'Redirigiendo...',
+
   // ── Chat ──
   'chat.timeNow': 'ahora',
   'chat.today': 'Hoy',

frontend-react/src/i18n/pt.ts

@@ -48,6 +48,32 @@ const pt: Record<string, string> = {
   'login.or': 'ou',
   'login.oidcButton': 'Login com Oracle IAM',
 
+  // ── Password Change ──
+  'pw.welcomeTitle': 'Bem-vindo!',
+  'pw.welcomeUser': 'Conectado como',
+  'pw.welcomeMsg': 'Por seguranca, altere sua senha antes de continuar.',
+  'pw.continue': 'Continuar',
+  'pw.changeTitle': 'Alterar Senha',
+  'pw.currentPassword': 'Senha atual',
+  'pw.newPassword': 'Nova senha',
+  'pw.confirmPassword': 'Confirmar nova senha',
+  'pw.strength': 'Forca da senha',
+  'pw.weak': 'Fraca',
+  'pw.medium': 'Media',
+  'pw.strong': 'Forte',
+  'pw.minLength': 'Minimo 8 caracteres',
+  'pw.hasUpper': 'Uma letra maiuscula',
+  'pw.hasLower': 'Uma letra minuscula',
+  'pw.hasNumber': 'Um numero',
+  'pw.hasSpecial': 'Um caractere especial (!@#$...)',
+  'pw.match': 'Senhas coincidem',
+  'pw.sameAsOld': 'A nova senha deve ser diferente da atual',
+  'pw.error': 'Erro ao alterar senha',
+  'pw.saving': 'Salvando...',
+  'pw.changeButton': 'Alterar Senha',
+  'pw.successTitle': 'Senha alterada!',
+  'pw.successMsg': 'Redirecionando...',
+
   // ── Chat ──
   'chat.timeNow': 'agora',
   'chat.today': 'Hoje',