diff --git a/dev-chat.html b/dev-chat.html
deleted file mode 100644
index 6ef8a4d..0000000
--- a/dev-chat.html
+++ /dev/null
@@ -1,697 +0,0 @@
-<!DOCTYPE html>
-<html lang="en">
-<head>
-    <meta charset="UTF-8">
-    <meta name="viewport" content="width=device-width, initial-scale=1.0">
-    <title>Dev Chat Widget</title>
-    <style>
-        /* Dev Chat Floating Button */
-        #dev-chat-btn {
-            position: fixed;
-            bottom: 20px;
-            right: 20px;
-            width: 56px;
-            height: 56px;
-            border-radius: 50%;
-            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-            border: none;
-            cursor: pointer;
-            box-shadow: 0 4px 16px rgba(102, 126, 234, 0.4);
-            z-index: 99999;
-            display: flex;
-            align-items: center;
-            justify-content: center;
-            transition: transform 0.2s, box-shadow 0.2s;
-        }
-
-        #dev-chat-btn:hover {
-            transform: scale(1.1);
-            box-shadow: 0 6px 24px rgba(102, 126, 234, 0.6);
-        }
-
-        #dev-chat-btn svg {
-            width: 28px;
-            height: 28px;
-            fill: white;
-        }
-
-        #dev-chat-btn .badge {
-            position: absolute;
-            top: -4px;
-            right: -4px;
-            background: #ef4444;
-            color: white;
-            font-size: 10px;
-            font-weight: bold;
-            padding: 2px 6px;
-            border-radius: 10px;
-            display: none;
-        }
-
-        /* Dev Chat Panel */
-        #dev-chat-panel {
-            position: fixed;
-            bottom: 90px;
-            right: 20px;
-            width: 380px;
-            height: 520px;
-            background: #0f172a;
-            border-radius: 16px;
-            box-shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
-            z-index: 99998;
-            display: none;
-            flex-direction: column;
-            overflow: hidden;
-            font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
-        }
-
-        #dev-chat-panel.open {
-            display: flex;
-            animation: slideUp 0.3s ease;
-        }
-
-        @keyframes slideUp {
-            from {
-                opacity: 0;
-                transform: translateY(20px);
-            }
-            to {
-                opacity: 1;
-                transform: translateY(0);
-            }
-        }
-
-        /* Header */
-        #dev-chat-header {
-            background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
-            padding: 16px;
-            display: flex;
-            align-items: center;
-            justify-content: space-between;
-        }
-
-        #dev-chat-header h3 {
-            margin: 0;
-            color: white;
-            font-size: 16px;
-            font-weight: 600;
-            display: flex;
-            align-items: center;
-            gap: 8px;
-        }
-
-        #dev-chat-header .dev-badge {
-            background: rgba(255,255,255,0.2);
-            padding: 2px 8px;
-            border-radius: 4px;
-            font-size: 10px;
-            text-transform: uppercase;
-            letter-spacing: 0.5px;
-        }
-
-        #dev-chat-header button {
-            background: rgba(255,255,255,0.2);
-            border: none;
-            color: white;
-            width: 28px;
-            height: 28px;
-            border-radius: 6px;
-            cursor: pointer;
-            display: flex;
-            align-items: center;
-            justify-content: center;
-        }
-
-        #dev-chat-header button:hover {
-            background: rgba(255,255,255,0.3);
-        }
-
-        /* Messages Area */
-        #dev-chat-messages {
-            flex: 1;
-            overflow-y: auto;
-            padding: 16px;
-            display: flex;
-            flex-direction: column;
-            gap: 12px;
-        }
-
-        .dev-msg {
-            max-width: 85%;
-            padding: 10px 14px;
-            border-radius: 12px;
-            font-size: 14px;
-            line-height: 1.4;
-            word-wrap: break-word;
-        }
-
-        .dev-msg.user {
-            background: #667eea;
-            color: white;
-            align-self: flex-end;
-            border-bottom-right-radius: 4px;
-        }
-
-        .dev-msg.bot {
-            background: #1e293b;
-            color: #e2e8f0;
-            align-self: flex-start;
-            border-bottom-left-radius: 4px;
-        }
-
-        .dev-msg.system {
-            background: #064e3b;
-            color: #6ee7b7;
-            align-self: center;
-            font-size: 12px;
-            padding: 6px 12px;
-        }
-
-        .dev-msg.error {
-            background: #7f1d1d;
-            color: #fca5a5;
-        }
-
-        .dev-msg pre {
-            background: #000;
-            padding: 8px;
-            border-radius: 6px;
-            overflow-x: auto;
-            margin: 8px 0 0 0;
-            font-size: 12px;
-        }
-
-        .dev-msg code {
-            font-family: 'Fira Code', monospace;
-        }
-
-        /* Typing Indicator */
-        .typing-indicator {
-            display: flex;
-            gap: 4px;
-            padding: 12px 16px;
-            background: #1e293b;
-            border-radius: 12px;
-            align-self: flex-start;
-            border-bottom-left-radius: 4px;
-        }
-
-        .typing-indicator span {
-            width: 8px;
-            height: 8px;
-            background: #64748b;
-            border-radius: 50%;
-            animation: typing 1.4s infinite ease-in-out;
-        }
-
-        .typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
-        .typing-indicator span:nth-child(3) { animation-delay: 0.4s; }
-
-        @keyframes typing {
-            0%, 60%, 100% { transform: translateY(0); }
-            30% { transform: translateY(-6px); }
-        }
-
-        /* Input Area */
-        #dev-chat-input-area {
-            padding: 12px 16px;
-            background: #1e293b;
-            border-top: 1px solid #334155;
-            display: flex;
-            gap: 8px;
-        }
-
-        #dev-chat-input {
-            flex: 1;
-            background: #0f172a;
-            border: 1px solid #334155;
-            border-radius: 8px;
-            padding: 10px 14px;
-            color: #e2e8f0;
-            font-size: 14px;
-            outline: none;
-            resize: none;
-            min-height: 20px;
-            max-height: 100px;
-        }
-
-        #dev-chat-input:focus {
-            border-color: #667eea;
-        }
-
-        #dev-chat-input::placeholder {
-            color: #64748b;
-        }
-
-        #dev-chat-send {
-            background: #667eea;
-            border: none;
-            border-radius: 8px;
-            width: 40px;
-            height: 40px;
-            cursor: pointer;
-            display: flex;
-            align-items: center;
-            justify-content: center;
-            transition: background 0.2s;
-        }
-
-        #dev-chat-send:hover {
-            background: #5a67d8;
-        }
-
-        #dev-chat-send:disabled {
-            background: #334155;
-            cursor: not-allowed;
-        }
-
-        #dev-chat-send svg {
-            width: 20px;
-            height: 20px;
-            fill: white;
-        }
-
-        /* Quick Actions */
-        #dev-chat-actions {
-            padding: 8px 16px;
-            background: #1e293b;
-            display: flex;
-            gap: 6px;
-            flex-wrap: wrap;
-        }
-
-        .dev-action-btn {
-            background: #334155;
-            border: none;
-            color: #94a3b8;
-            padding: 4px 10px;
-            border-radius: 4px;
-            font-size: 11px;
-            cursor: pointer;
-            transition: all 0.2s;
-        }
-
-        .dev-action-btn:hover {
-            background: #475569;
-            color: white;
-        }
-
-        /* File Changes Indicator */
-        .file-change {
-            background: #1e293b;
-            border-left: 3px solid #22c55e;
-            padding: 8px 12px;
-            margin: 4px 0;
-            border-radius: 0 8px 8px 0;
-            font-size: 12px;
-        }
-
-        .file-change.modified { border-color: #f59e0b; }
-        .file-change.deleted { border-color: #ef4444; }
-        .file-change.created { border-color: #22c55e; }
-
-        .file-change .path {
-            color: #94a3b8;
-            font-family: monospace;
-        }
-
-        /* Scrollbar */
-        #dev-chat-messages::-webkit-scrollbar {
-            width: 6px;
-        }
-
-        #dev-chat-messages::-webkit-scrollbar-track {
-            background: transparent;
-        }
-
-        #dev-chat-messages::-webkit-scrollbar-thumb {
-            background: #334155;
-            border-radius: 3px;
-        }
-    </style>
-</head>
-<body>
-
-<!-- Dev Chat Floating Button -->
-<button id="dev-chat-btn" onclick="toggleDevChat()" title="Dev Chat (Ctrl+Shift+D)">
-    <svg viewBox="0 0 24 24">
-        <path d="M20 2H4c-1.1 0-2 .9-2 2v18l4-4h14c1.1 0 2-.9 2-2V4c0-1.1-.9-2-2-2zm0 14H6l-2 2V4h16v12z"/>
-        <circle cx="12" cy="10" r="1.5"/>
-        <circle cx="8" cy="10" r="1.5"/>
-        <circle cx="16" cy="10" r="1.5"/>
-    </svg>
-    <span class="badge" id="dev-chat-badge">0</span>
-</button>
-
-<!-- Dev Chat Panel -->
-<div id="dev-chat-panel">
-    <div id="dev-chat-header">
-        <h3>
-            <svg width="20" height="20" viewBox="0 0 24 24" fill="white">
-                <path d="M9.4 16.6L4.8 12l4.6-4.6L8 6l-6 6 6 6 1.4-1.4zm5.2 0l4.6-4.6-4.6-4.6L16 6l6 6-6 6-1.4-1.4z"/>
-            </svg>
-            Dev Chat
-            <span class="dev-badge">DEV</span>
-        </h3>
-        <button onclick="toggleDevChat()" title="Close">
-            <svg width="16" height="16" viewBox="0 0 24 24" fill="currentColor">
-                <path d="M19 6.41L17.59 5 12 10.59 6.41 5 5 6.41 10.59 12 5 17.59 6.41 19 12 13.41 17.59 19 19 17.59 13.41 12z"/>
-            </svg>
-        </button>
-    </div>
-
-    <div id="dev-chat-actions">
-        <button class="dev-action-btn" onclick="sendQuick('show tables')">📋 Tables</button>
-        <button class="dev-action-btn" onclick="sendQuick('list files')">📁 Files</button>
-        <button class="dev-action-btn" onclick="sendQuick('reload app')">🔄 Reload</button>
-        <button class="dev-action-btn" onclick="sendQuick('show errors')">⚠️ Errors</button>
-        <button class="dev-action-btn" onclick="clearChat()">🗑️ Clear</button>
-    </div>
-
-    <div id="dev-chat-messages">
-        <div class="dev-msg system">
-            Dev mode active. Talk to test your app or modify files.
-        </div>
-    </div>
-
-    <div id="dev-chat-input-area">
-        <textarea
-            id="dev-chat-input"
-            placeholder="Ask anything or describe changes..."
-            rows="1"
-            onkeydown="handleKeyDown(event)"
-        ></textarea>
-        <button id="dev-chat-send" onclick="sendMessage()">
-            <svg viewBox="0 0 24 24">
-                <path d="M2.01 21L23 12 2.01 3 2 10l15 2-15 2z"/>
-            </svg>
-        </button>
-    </div>
-</div>
-
-<script>
-    const DEV_CHAT_CONFIG = {
-        apiEndpoint: '/api/chat/dev',
-        wsEndpoint: '/ws/dev',
-        storageKey: 'dev_chat_history',
-        maxHistory: 50
-    };
-
-    let devChatOpen = false;
-    let ws = null;
-    let isTyping = false;
-
-    // Toggle chat panel
-    function toggleDevChat() {
-        devChatOpen = !devChatOpen;
-        const panel = document.getElementById('dev-chat-panel');
-        panel.classList.toggle('open', devChatOpen);
-
-        if (devChatOpen) {
-            document.getElementById('dev-chat-input').focus();
-            connectWebSocket();
-        }
-    }
-
-    // Keyboard shortcut: Ctrl+Shift+D
-    document.addEventListener('keydown', (e) => {
-        if (e.ctrlKey && e.shiftKey && e.key === 'D') {
-            e.preventDefault();
-            toggleDevChat();
-        }
-        // Escape to close
-        if (e.key === 'Escape' && devChatOpen) {
-            toggleDevChat();
-        }
-    });
-
-    // Handle input keydown
-    function handleKeyDown(e) {
-        if (e.key === 'Enter' && !e.shiftKey) {
-            e.preventDefault();
-            sendMessage();
-        }
-    }
-
-    // Send message
-    async function sendMessage() {
-        const input = document.getElementById('dev-chat-input');
-        const text = input.value.trim();
-        if (!text) return;
-
-        // Add user message
-        addMessage(text, 'user');
-        input.value = '';
-
-        // Show typing
-        showTyping();
-
-        try {
-            // Send via WebSocket if connected, else HTTP
-            if (ws && ws.readyState === WebSocket.OPEN) {
-                ws.send(JSON.stringify({
-                    type: 'dev_message',
-                    content: text,
-                    context: {
-                        url: window.location.href,
-                        app: getAppName()
-                    }
-                }));
-            } else {
-                const response = await fetch(DEV_CHAT_CONFIG.apiEndpoint, {
-                    method: 'POST',
-                    headers: { 'Content-Type': 'application/json' },
-                    body: JSON.stringify({
-                        message: text,
-                        context: {
-                            url: window.location.href,
-                            app: getAppName()
-                        }
-                    })
-                });
-
-                hideTyping();
-
-                if (response.ok) {
-                    const data = await response.json();
-                    handleBotResponse(data);
-                } else {
-                    addMessage('Error connecting to dev server', 'error');
-                }
-            }
-        } catch (err) {
-            hideTyping();
-            addMessage('Connection error: ' + err.message, 'error');
-        }
-    }
-
-    // Send quick action
-    function sendQuick(text) {
-        document.getElementById('dev-chat-input').value = text;
-        sendMessage();
-    }
-
-    // Add message to chat
-    function addMessage(text, type = 'bot') {
-        const messages = document.getElementById('dev-chat-messages');
-        const msg = document.createElement('div');
-        msg.className = `dev-msg ${type}`;
-
-        // Parse markdown-style code blocks
-        if (type === 'bot' && text.includes('```')) {
-            msg.innerHTML = parseCodeBlocks(text);
-        } else {
-            msg.textContent = text;
-        }
-
-        messages.appendChild(msg);
-        messages.scrollTop = messages.scrollHeight;
-
-        // Save to history
-        saveHistory();
-    }
-
-    // Parse code blocks
-    function parseCodeBlocks(text) {
-        return text.replace(/```(\w*)\n?([\s\S]*?)```/g, (match, lang, code) => {
-            return `<pre><code class="${lang}">${escapeHtml(code.trim())}</code></pre>`;
-        }).replace(/\n/g, '<br>');
-    }
-
-    // Escape HTML
-    function escapeHtml(text) {
-        const div = document.createElement('div');
-        div.textContent = text;
-        return div.innerHTML;
-    }
-
-    // Show file change
-    function showFileChange(path, type = 'modified') {
-        const messages = document.getElementById('dev-chat-messages');
-        const change = document.createElement('div');
-        change.className = `file-change ${type}`;
-        change.innerHTML = `
-            <span>${type === 'created' ? '➕' : type === 'deleted' ? '➖' : '✏️'}</span>
-            <span class="path">${path}</span>
-        `;
-        messages.appendChild(change);
-        messages.scrollTop = messages.scrollHeight;
-    }
-
-    // Handle bot response
-    function handleBotResponse(data) {
-        hideTyping();
-
-        if (data.message) {
-            addMessage(data.message, 'bot');
-        }
-
-        if (data.files_changed) {
-            data.files_changed.forEach(f => {
-                showFileChange(f.path, f.type);
-            });
-        }
-
-        if (data.reload) {
-            addMessage('Reloading app...', 'system');
-            setTimeout(() => location.reload(), 1000);
-        }
-    }
-
-    // Typing indicator
-    function showTyping() {
-        if (isTyping) return;
-        isTyping = true;
-
-        const messages = document.getElementById('dev-chat-messages');
-        const typing = document.createElement('div');
-        typing.id = 'typing-indicator';
-        typing.className = 'typing-indicator';
-        typing.innerHTML = '<span></span><span></span><span></span>';
-        messages.appendChild(typing);
-        messages.scrollTop = messages.scrollHeight;
-    }
-
-    function hideTyping() {
-        isTyping = false;
-        const typing = document.getElementById('typing-indicator');
-        if (typing) typing.remove();
-    }
-
-    // WebSocket connection
-    function connectWebSocket() {
-        if (ws && ws.readyState === WebSocket.OPEN) return;
-
-        try {
-            const protocol = location.protocol === 'https:' ? 'wss:' : 'ws:';
-            ws = new WebSocket(`${protocol}//${location.host}${DEV_CHAT_CONFIG.wsEndpoint}`);
-
-            ws.onopen = () => {
-                addMessage('Connected to dev server', 'system');
-            };
-
-            ws.onmessage = (event) => {
-                const data = JSON.parse(event.data);
-
-                switch (data.type) {
-                    case 'message':
-                        hideTyping();
-                        addMessage(data.content, 'bot');
-                        break;
-                    case 'file_changed':
-                        showFileChange(data.path, data.change_type);
-                        break;
-                    case 'reload':
-                        addMessage('Files changed. Reloading...', 'system');
-                        setTimeout(() => location.reload(), 500);
-                        break;
-                    case 'error':
-                        hideTyping();
-                        addMessage(data.content, 'error');
-                        break;
-                }
-            };
-
-            ws.onclose = () => {
-                // Reconnect after 3s
-                setTimeout(connectWebSocket, 3000);
-            };
-
-            ws.onerror = (err) => {
-                console.error('Dev chat WS error:', err);
-            };
-        } catch (err) {
-            console.error('WebSocket connection failed:', err);
-        }
-    }
-
-    // Get app name from URL
-    function getAppName() {
-        const match = location.pathname.match(/\/apps\/([^\/]+)/);
-        return match ? match[1] : 'unknown';
-    }
-
-    // Clear chat
-    function clearChat() {
-        const messages = document.getElementById('dev-chat-messages');
-        messages.innerHTML = '<div class="dev-msg system">Chat cleared. Dev mode active.</div>';
-        localStorage.removeItem(DEV_CHAT_CONFIG.storageKey);
-    }
-
-    // Save/load history using user_data virtual table
-    function saveHistory() {
-        const messages = document.getElementById('dev-chat-messages');
-        const history = Array.from(messages.children).map(m => ({
-            type: m.classList[1],
-            text: m.textContent
-        })).slice(-DEV_CHAT_CONFIG.maxHistory);
-
-        // Store in user_data via API
-        fetch('/api/db/user_data', {
-            method: 'POST',
-            headers: { 'Content-Type': 'application/json' },
-            body: JSON.stringify({
-                key: 'dev_chat_history',
-                app: getAppName(),
-                data: history
-            })
-        }).catch(() => {
-            // Fallback to localStorage
-            localStorage.setItem(DEV_CHAT_CONFIG.storageKey, JSON.stringify(history));
-        });
-    }
-
-    function loadHistory() {
-        // Try to load from user_data
-        fetch(`/api/db/user_data?key=dev_chat_history&app=${getAppName()}`)
-            .then(r => r.json())
-            .then(data => {
-                if (data && data.data) {
-                    data.data.forEach(m => addMessage(m.text, m.type));
-                }
-            })
-            .catch(() => {
-                // Fallback to localStorage
-                const saved = localStorage.getItem(DEV_CHAT_CONFIG.storageKey);
-                if (saved) {
-                    JSON.parse(saved).forEach(m => addMessage(m.text, m.type));
-                }
-            });
-    }
-
-    // Initialize on load if dev mode
-    document.addEventListener('DOMContentLoaded', () => {
-        // Only show in dev mode (check URL param or cookie)
-        const isDevMode = location.search.includes('dev=1') ||
-                          document.cookie.includes('dev_mode=1') ||
-                          location.hostname === 'localhost';
-
-        if (!isDevMode) {
-            document.getElementById('dev-chat-btn').style.display = 'none';
-            document.getElementById('dev-chat-panel').style.display = 'none';
-        }
-    });
-</script>
-
-</body>
-</html>
