feat(frontend): add React dashboard with TypeScript
Add modern React frontend to replace Streamlit dashboard: - Vite build system with TypeScript - Tailwind CSS for styling - Component structure in src/ - Production Dockerfile with nginx - Development server on port 5173 🤖 Generated with [Claude Code](https://claude.com/claude-code) Co-Authored-By: Claude <noreply@anthropic.com>
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import { useState } from 'react';
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import { Link, useNavigate } from 'react-router-dom';
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import { useAuth } from '../context/AuthContext';
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import { UserPlus, Mail, Lock, AlertCircle } from 'lucide-react';
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export function Register() {
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const [email, setEmail] = useState('');
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const [password, setPassword] = useState('');
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const [confirmPassword, setConfirmPassword] = useState('');
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const [error, setError] = useState('');
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const [isLoading, setIsLoading] = useState(false);
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const { register } = useAuth();
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const navigate = useNavigate();
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const handleSubmit = async (e: React.FormEvent) => {
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e.preventDefault();
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setError('');
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if (password !== confirmPassword) {
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setError('Passwords do not match');
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return;
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}
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if (password.length < 8) {
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setError('Password must be at least 8 characters');
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return;
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}
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setIsLoading(true);
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try {
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await register(email, password);
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navigate('/analysis', { replace: true });
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} catch (err) {
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setError(err instanceof Error ? err.message : 'Registration failed');
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} finally {
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setIsLoading(false);
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}
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};
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return (
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<div className="min-h-screen bg-gradient-to-br from-bg-dark to-indigo-950 flex items-center justify-center px-4">
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<div className="w-full max-w-md">
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{/* Brand */}
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<div className="text-center mb-8">
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<div className="flex items-center justify-center gap-3 mb-4">
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<span className="text-4xl">⚡</span>
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<h1 className="text-3xl font-bold bg-gradient-to-r from-primary to-secondary bg-clip-text text-transparent">
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SPARC
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</h1>
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</div>
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<p className="text-text-secondary">Semiconductor Patent Analytics Dashboard</p>
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</div>
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{/* Register Card */}
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<div className="bg-bg-card/60 backdrop-blur-lg border border-primary/15 rounded-2xl p-8">
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<h2 className="text-xl font-semibold text-text-primary mb-6">Create your account</h2>
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{error && (
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<div className="flex items-center gap-2 bg-error/10 border border-error/20 text-error rounded-lg px-4 py-3 mb-6">
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<AlertCircle size={18} />
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<span className="text-sm">{error}</span>
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</div>
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)}
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<form onSubmit={handleSubmit} className="space-y-5">
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<div>
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<label htmlFor="email" className="block text-sm font-medium text-text-secondary mb-2">
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Email
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</label>
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<div className="relative">
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<Mail className="absolute left-3 top-1/2 -translate-y-1/2 text-text-secondary" size={18} />
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<input
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id="email"
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type="email"
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value={email}
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onChange={(e) => setEmail(e.target.value)}
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required
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className="w-full bg-bg-dark/80 border border-primary/30 rounded-xl pl-10 pr-4 py-3 text-text-primary placeholder-text-secondary/50 focus:outline-none focus:border-primary focus:ring-2 focus:ring-primary/20 transition-all"
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placeholder="you@example.com"
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/>
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</div>
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</div>
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<div>
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<label htmlFor="password" className="block text-sm font-medium text-text-secondary mb-2">
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Password
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</label>
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<div className="relative">
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<Lock className="absolute left-3 top-1/2 -translate-y-1/2 text-text-secondary" size={18} />
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<input
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id="password"
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type="password"
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value={password}
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onChange={(e) => setPassword(e.target.value)}
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required
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minLength={8}
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className="w-full bg-bg-dark/80 border border-primary/30 rounded-xl pl-10 pr-4 py-3 text-text-primary placeholder-text-secondary/50 focus:outline-none focus:border-primary focus:ring-2 focus:ring-primary/20 transition-all"
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placeholder="At least 8 characters"
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/>
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</div>
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</div>
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<div>
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<label htmlFor="confirmPassword" className="block text-sm font-medium text-text-secondary mb-2">
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Confirm Password
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</label>
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<div className="relative">
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<Lock className="absolute left-3 top-1/2 -translate-y-1/2 text-text-secondary" size={18} />
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<input
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id="confirmPassword"
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type="password"
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value={confirmPassword}
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onChange={(e) => setConfirmPassword(e.target.value)}
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required
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className="w-full bg-bg-dark/80 border border-primary/30 rounded-xl pl-10 pr-4 py-3 text-text-primary placeholder-text-secondary/50 focus:outline-none focus:border-primary focus:ring-2 focus:ring-primary/20 transition-all"
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placeholder="Confirm your password"
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/>
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</div>
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</div>
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<button
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type="submit"
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disabled={isLoading}
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className="w-full bg-gradient-to-r from-primary to-primary-dark text-white font-semibold py-3 px-4 rounded-xl hover:shadow-lg hover:shadow-primary/30 transition-all disabled:opacity-50 disabled:cursor-not-allowed flex items-center justify-center gap-2"
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>
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{isLoading ? (
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<div className="animate-spin rounded-full h-5 w-5 border-t-2 border-b-2 border-white"></div>
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) : (
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<>
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<UserPlus size={18} />
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Create Account
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</>
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)}
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</button>
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</form>
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<div className="mt-6 text-center">
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<span className="text-text-secondary text-sm">Already have an account? </span>
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<Link to="/login" className="text-primary hover:text-primary-dark font-medium text-sm">
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Sign in
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</Link>
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</div>
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</div>
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<p className="mt-6 text-center text-xs text-text-secondary">
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The first registered user will automatically become an admin.
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</p>
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</div>
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</div>
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);
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}
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