commit aa67a890e7e2a99d641a0f1214f09cd3d7033966
Author: lopensed <olofsson.aaron@gmail.com>
Date:   Tue Jan 27 10:50:29 2026 +0100

    Initial commit: OP Extension Chrome Extension

diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..2334d82
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1,2 @@
+.env
+*.log
diff --git a/content.js b/content.js
new file mode 100644
index 0000000..79638ab
--- /dev/null
+++ b/content.js
@@ -0,0 +1,478 @@
+let ws = null;
+let roomId = null;
+let playerName = null;
+let isEnabled = false;
+let autoMark = false;
+let isDragging = false;
+let dragOffset = { x: 0, y: 0 };
+
+// camera state tracking
+let cameraState = {
+  scale: 1.8,
+  offsetX: -350,
+  offsetY: -200,
+  gameWidth: 0,
+  gameHeight: 0,
+  canvasRect: null
+};
+
+// spawn positions (tile coordinates)
+let spawnPositions = new Map(); // playerName -> {x, y}
+
+// game state
+let gameStarted = false;
+let spawnPhaseCheckInterval = null;
+
+// overlay canvas for highlights
+let overlayCanvas = null;
+let overlayCtx = null;
+
+function createOverlay() {
+  const overlay = document.createElement('div');
+  overlay.id = 'spawn-tracker-overlay';
+  overlay.innerHTML = `
+    <div class="tracker-header" id="tracker-header">
+      <span class="tracker-title">spawn tracker</span>
+      <button id="tracker-toggle" class="tracker-btn">hide</button>
+    </div>
+    <div id="tracker-content">
+      <div class="tracker-status">disconnected</div>
+      <div class="tracker-controls">
+        <label class="tracker-checkbox">
+          <input type="checkbox" id="auto-mark-toggle">
+          <span>auto-mark</span>
+        </label>
+      </div>
+      <div id="tracker-players"></div>
+      <button id="tracker-clear" class="tracker-btn tracker-btn-secondary">clear my spawn</button>
+    </div>
+  `;
+  document.body.appendChild(overlay);
+
+  chrome.storage.local.get(['overlayPosition'], (data) => {
+    if (data.overlayPosition) {
+      overlay.style.top = data.overlayPosition.top;
+      overlay.style.left = data.overlayPosition.left;
+      overlay.style.right = 'auto';
+    }
+  });
+
+  const header = document.getElementById('tracker-header');
+  header.addEventListener('mousedown', startDrag);
+  document.addEventListener('mousemove', drag);
+  document.addEventListener('mouseup', stopDrag);
+
+  document.getElementById('tracker-toggle').addEventListener('click', toggleOverlay);
+  document.getElementById('auto-mark-toggle').addEventListener('change', toggleAutoMark);
+  document.getElementById('tracker-clear').addEventListener('click', clearSpawn);
+
+  chrome.storage.local.get(['autoMark'], (data) => {
+    autoMark = data.autoMark || false;
+    document.getElementById('auto-mark-toggle').checked = autoMark;
+    if (autoMark) {
+      setupAutoMark();
+    }
+  });
+
+  initializeHighlighting();
+  startSpawnPhaseCheck();
+}
+
+function initializeHighlighting() {
+  const gameCanvas = document.querySelector('canvas');
+  if (!gameCanvas) {
+    setTimeout(initializeHighlighting, 500);
+    return;
+  }
+
+  overlayCanvas = document.createElement('canvas');
+  overlayCanvas.id = 'spawn-highlight-overlay';
+  overlayCanvas.style.position = 'absolute';
+  overlayCanvas.style.top = '0';
+  overlayCanvas.style.left = '0';
+  overlayCanvas.style.pointerEvents = 'none';
+  overlayCanvas.style.zIndex = '999998';
+  overlayCanvas.width = window.innerWidth;
+  overlayCanvas.height = window.innerHeight;
+  document.body.appendChild(overlayCanvas);
+
+  overlayCtx = overlayCanvas.getContext('2d');
+
+  cameraState.gameWidth = gameCanvas.width;
+  cameraState.gameHeight = gameCanvas.height;
+  cameraState.canvasRect = gameCanvas.getBoundingClientRect();
+
+  setupCameraTracking(gameCanvas);
+  startHighlightLoop();
+
+  window.addEventListener('resize', () => {
+    overlayCanvas.width = window.innerWidth;
+    overlayCanvas.height = window.innerHeight;
+    cameraState.canvasRect = gameCanvas.getBoundingClientRect();
+  });
+}
+
+function setupCameraTracking(canvas) {
+  let isPanning = false;
+  let lastMouseX = 0;
+  let lastMouseY = 0;
+  let hasMoved = false;
+
+  canvas.addEventListener('wheel', (e) => {
+    const oldScale = cameraState.scale;
+    const zoomFactor = 1 + e.deltaY / 600;
+    cameraState.scale /= zoomFactor;
+    cameraState.scale = Math.max(0.2, Math.min(20, cameraState.scale));
+
+    const rect = canvas.getBoundingClientRect();
+    const canvasX = e.clientX - rect.left;
+    const canvasY = e.clientY - rect.top;
+
+    const zoomPointX = (canvasX - cameraState.gameWidth / 2) / oldScale + cameraState.offsetX;
+    const zoomPointY = (canvasY - cameraState.gameHeight / 2) / oldScale + cameraState.offsetY;
+
+    cameraState.offsetX = zoomPointX - (canvasX - cameraState.gameWidth / 2) / cameraState.scale;
+    cameraState.offsetY = zoomPointY - (canvasY - cameraState.gameHeight / 2) / cameraState.scale;
+  }, { passive: true });
+
+  canvas.addEventListener('mousedown', (e) => {
+    if (e.button === 2 || e.button === 1) {
+      isPanning = true;
+      hasMoved = false;
+      lastMouseX = e.clientX;
+      lastMouseY = e.clientY;
+    }
+  });
+
+  canvas.addEventListener('mousemove', (e) => {
+    if (isPanning) {
+      const deltaX = e.clientX - lastMouseX;
+      const deltaY = e.clientY - lastMouseY;
+      
+      if (Math.abs(deltaX) > 2 || Math.abs(deltaY) > 2) {
+        hasMoved = true;
+        cameraState.offsetX -= deltaX / cameraState.scale;
+        cameraState.offsetY -= deltaY / cameraState.scale;
+      }
+      
+      lastMouseX = e.clientX;
+      lastMouseY = e.clientY;
+    }
+  });
+
+  canvas.addEventListener('mouseup', () => {
+    isPanning = false;
+  });
+
+  document.addEventListener('mouseup', () => {
+    isPanning = false;
+  });
+}
+
+function worldToScreenCoordinates(cellX, cellY) {
+  const gameX = cellX;
+  const gameY = cellY;
+
+  const centerX = gameX - cameraState.gameWidth / 2;
+  const centerY = gameY - cameraState.gameHeight / 2;
+
+  const canvasX = (centerX - cameraState.offsetX) * cameraState.scale + cameraState.gameWidth / 2;
+  const canvasY = (centerY - cameraState.offsetY) * cameraState.scale + cameraState.gameHeight / 2;
+
+  const canvasRect = cameraState.canvasRect;
+  const screenX = canvasX + canvasRect.left;
+  const screenY = canvasY + canvasRect.top;
+
+  return { x: screenX, y: screenY };
+}
+
+function startHighlightLoop() {
+  function render() {
+    if (!overlayCtx) return;
+
+    overlayCtx.clearRect(0, 0, overlayCanvas.width, overlayCanvas.height);
+
+    spawnPositions.forEach((pos, name) => {
+      const screen = worldToScreenCoordinates(pos.x, pos.y);
+      
+      const isMySpawn = name === playerName;
+      const radius = isMySpawn ? 20 : 15;
+      const color = isMySpawn ? '#0f0' : '#ff0';
+      const pulseOffset = isMySpawn ? Math.sin(Date.now() / 200) * 3 : 0;
+
+      overlayCtx.beginPath();
+      overlayCtx.arc(screen.x, screen.y, radius + pulseOffset, 0, Math.PI * 2);
+      overlayCtx.strokeStyle = color;
+      overlayCtx.lineWidth = 3;
+      overlayCtx.stroke();
+
+      overlayCtx.fillStyle = color + '33';
+      overlayCtx.fill();
+
+      overlayCtx.fillStyle = '#fff';
+      overlayCtx.font = '10px monospace';
+      overlayCtx.textAlign = 'center';
+      overlayCtx.fillText(name, screen.x, screen.y - radius - 5);
+    });
+
+    requestAnimationFrame(render);
+  }
+  render();
+}
+
+function startDrag(e) {
+  isDragging = true;
+  const overlay = document.getElementById('spawn-tracker-overlay');
+  const rect = overlay.getBoundingClientRect();
+  dragOffset.x = e.clientX - rect.left;
+  dragOffset.y = e.clientY - rect.top;
+  overlay.style.cursor = 'grabbing';
+}
+
+function drag(e) {
+  if (!isDragging) return;
+  const overlay = document.getElementById('spawn-tracker-overlay');
+  const x = e.clientX - dragOffset.x;
+  const y = e.clientY - dragOffset.y;
+  overlay.style.left = x + 'px';
+  overlay.style.top = y + 'px';
+  overlay.style.right = 'auto';
+}
+
+function stopDrag() {
+  if (!isDragging) return;
+  isDragging = false;
+  const overlay = document.getElementById('spawn-tracker-overlay');
+  overlay.style.cursor = 'grab';
+  
+  chrome.storage.local.set({
+    overlayPosition: {
+      top: overlay.style.top,
+      left: overlay.style.left
+    }
+  });
+}
+
+function toggleOverlay() {
+  const content = document.getElementById('tracker-content');
+  const btn = document.getElementById('tracker-toggle');
+  
+  if (content.style.display === 'none') {
+    content.style.display = 'block';
+    btn.textContent = 'hide';
+  } else {
+    content.style.display = 'none';
+    btn.textContent = 'show';
+  }
+}
+
+function toggleAutoMark(e) {
+  autoMark = e.target.checked;
+  chrome.storage.local.set({ autoMark: autoMark });
+  
+  if (autoMark) {
+    updateStatus('auto-mark enabled', '#0f0');
+    setupAutoMark();
+  } else {
+    updateStatus('auto-mark disabled', '#666');
+    removeAutoMark();
+  }
+}
+
+function setupAutoMark() {
+  const canvas = document.querySelector('canvas');
+  if (!canvas) {
+    setTimeout(setupAutoMark, 500);
+    return;
+  }
+  
+  canvas.addEventListener('click', handleAutoMark);
+}
+
+function removeAutoMark() {
+  const canvas = document.querySelector('canvas');
+  if (canvas) {
+    canvas.removeEventListener('click', handleAutoMark);
+  }
+}
+
+function handleAutoMark(e) {
+  if (!autoMark || !ws || ws.readyState !== WebSocket.OPEN || gameStarted) return;
+  
+  const canvas = e.target;
+  const rect = canvas.getBoundingClientRect();
+  const canvasX = e.clientX - rect.left;
+  const canvasY = e.clientY - rect.top;
+
+  const centerX = (canvasX - cameraState.gameWidth / 2) / cameraState.scale + cameraState.offsetX;
+  const centerY = (canvasY - cameraState.gameHeight / 2) / cameraState.scale + cameraState.offsetY;
+
+  const gameX = centerX + cameraState.gameWidth / 2;
+  const gameY = centerY + cameraState.gameHeight / 2;
+
+  const cellX = Math.floor(gameX);
+  const cellY = Math.floor(gameY);
+
+  ws.send(JSON.stringify({
+    type: 'location',
+    x: cellX,
+    y: cellY
+  }));
+}
+
+function updateStatus(status, color = '#666') {
+  const statusEl = document.querySelector('.tracker-status');
+  if (statusEl) {
+    statusEl.textContent = status;
+    statusEl.style.color = color;
+  }
+}
+
+function updatePlayers(players) {
+  const playersEl = document.getElementById('tracker-players');
+  if (!playersEl) return;
+
+  playersEl.innerHTML = '';
+  
+  spawnPositions.clear();
+  
+  players.forEach(player => {
+    const playerDiv = document.createElement('div');
+    playerDiv.className = 'tracker-player';
+    
+    let locationText = 'waiting';
+    if (player.location) {
+      spawnPositions.set(player.name, { x: player.location.x, y: player.location.y });
+      locationText = `tile (${Math.round(player.location.x)}, ${Math.round(player.location.y)})`;
+    }
+    
+    playerDiv.innerHTML = `
+      <span class="player-name">${player.name}</span>
+      <span class="player-location">${locationText}</span>
+    `;
+    
+    playersEl.appendChild(playerDiv);
+  });
+}
+
+function connectWebSocket(serverUrl, room, name) {
+  if (ws && ws.readyState === WebSocket.OPEN) {
+    ws.close();
+  }
+
+  roomId = room;
+  playerName = name;
+
+  updateStatus('connecting', '#888');
+
+  ws = new WebSocket(serverUrl);
+
+  ws.onopen = () => {
+    updateStatus('connected', '#0f0');
+    ws.send(JSON.stringify({
+      type: 'join',
+      roomId: roomId,
+      playerName: playerName
+    }));
+
+    chrome.storage.local.get(['autoMark'], (data) => {
+      if (data.autoMark) {
+        autoMark = true;
+        setupAutoMark();
+      }
+    });
+  };
+
+  ws.onmessage = (event) => {
+    const data = JSON.parse(event.data);
+    if (data.type === 'update') {
+      updatePlayers(data.players);
+    }
+  };
+
+  ws.onclose = () => {
+    updateStatus('disconnected', '#f00');
+    removeAutoMark();
+    setTimeout(() => {
+      if (isEnabled) {
+        connectWebSocket(serverUrl, roomId, playerName);
+      }
+    }, 3000);
+  };
+
+  ws.onerror = (error) => {
+    console.error('ws error:', error);
+    updateStatus('error', '#f00');
+  };
+}
+
+function clearSpawn() {
+  if (ws && ws.readyState === WebSocket.OPEN) {
+    ws.send(JSON.stringify({
+      type: 'clear'
+    }));
+    updateStatus('cleared', '#666');
+  }
+}
+
+function startSpawnPhaseCheck() {
+  spawnPhaseCheckInterval = setInterval(() => {
+    const spawnTimer = document.querySelector('spawn-timer');
+    if (spawnTimer && spawnTimer.shadowRoot) {
+      const timerText = spawnTimer.shadowRoot.textContent;
+      if (!timerText || timerText.includes('Game') || timerText.includes('Tick')) {
+        if (!gameStarted) {
+          gameStarted = true;
+          updateStatus('game started', '#888');
+        }
+      }
+    }
+  }, 1000);
+}
+
+function getUsername() {
+  return localStorage.getItem('username') || '';
+}
+
+chrome.storage.sync.get(['serverUrl', 'roomId', 'playerName', 'enabled', 'autoMark'], (data) => {
+  const serverUrl = data.serverUrl || 'wss://op.lopensed.dev';
+  const roomId = data.roomId || 'default';
+  const name = data.playerName || getUsername();
+  const enabled = data.enabled !== false;
+  
+  chrome.storage.sync.set({
+    serverUrl: serverUrl,
+    roomId: roomId,
+    enabled: enabled
+  });
+  
+  if (enabled && serverUrl && roomId && name) {
+    isEnabled = true;
+    createOverlay();
+    connectWebSocket(serverUrl, roomId, name);
+  }
+});
+
+chrome.storage.onChanged.addListener((changes, namespace) => {
+  if (namespace === 'sync') {
+    chrome.storage.sync.get(['serverUrl', 'roomId', 'playerName', 'enabled'], (data) => {
+      const name = data.playerName || getUsername();
+      
+      if (data.enabled && data.serverUrl && data.roomId && name) {
+        isEnabled = true;
+        if (!document.getElementById('spawn-tracker-overlay')) {
+          createOverlay();
+        }
+        connectWebSocket(data.serverUrl, data.roomId, name);
+      } else {
+        isEnabled = false;
+        if (ws) ws.close();
+        removeAutoMark();
+        if (spawnPhaseCheckInterval) clearInterval(spawnPhaseCheckInterval);
+        const overlay = document.getElementById('spawn-tracker-overlay');
+        if (overlay) overlay.remove();
+        if (overlayCanvas) overlayCanvas.remove();
+      }
+    });
+  }
+});
\ No newline at end of file
diff --git a/icon128.png b/icon128.png
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diff --git a/icon16.png b/icon16.png
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diff --git a/icon48.png b/icon48.png
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diff --git a/manifest.json b/manifest.json
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+++ b/manifest.json
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+{
+  "manifest_version": 3,
+  "name": "openfront spawn tracker",
+  "version": "1.0.0",
+  "description": "track spawn locations",
+  "permissions": [
+    "storage",
+    "activeTab",
+    "scripting"
+  ],
+  "host_permissions": [
+    "https://openfront.io/*",
+    "https://www.openfront.io/*"
+  ],
+  "content_scripts": [
+    {
+      "matches": [
+        "https://openfront.io/*",
+        "https://www.openfront.io/*"
+      ],
+      "js": ["content.js"],
+      "css": ["overlay.css"],
+      "run_at": "document_end"
+    }
+  ],
+  "action": {
+    "default_popup": "popup.html",
+    "default_icon": {
+      "16": "icon16.png",
+      "48": "icon48.png",
+      "128": "icon128.png"
+    }
+  },
+  "icons": {
+    "16": "icon16.png",
+    "48": "icon48.png",
+    "128": "icon128.png"
+  }
+}
\ No newline at end of file
diff --git a/overlay.css b/overlay.css
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--- /dev/null
+++ b/overlay.css
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+#spawn-tracker-overlay {
+  position: fixed;
+  top: 20px;
+  right: 20px;
+  background: #1a1a1a;
+  border: 1px solid #333;
+  border-radius: 4px;
+  padding: 12px;
+  min-width: 240px;
+  max-width: 300px;
+  z-index: 999999;
+  font-family: monospace;
+  color: #ddd;
+  box-shadow: 0 2px 10px rgba(0, 0, 0, 0.8);
+}
+
+.tracker-header {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  margin-bottom: 10px;
+  padding-bottom: 8px;
+  border-bottom: 1px solid #333;
+  cursor: grab;
+  user-select: none;
+}
+
+.tracker-title {
+  font-size: 13px;
+  color: #888;
+}
+
+.tracker-status {
+  text-align: center;
+  padding: 4px;
+  margin-bottom: 8px;
+  background: #111;
+  border-radius: 2px;
+  font-size: 11px;
+}
+
+#tracker-players {
+  max-height: 200px;
+  overflow-y: auto;
+  margin-bottom: 8px;
+}
+
+.tracker-player {
+  display: flex;
+  justify-content: space-between;
+  align-items: center;
+  padding: 6px;
+  margin-bottom: 4px;
+  background: #111;
+  border-radius: 2px;
+  border-left: 2px solid #444;
+}
+
+.player-name {
+  color: #ddd;
+  font-size: 12px;
+}
+
+.player-location {
+  font-size: 10px;
+  color: #666;
+}
+
+.tracker-btn {
+  background: #222;
+  color: #888;
+  border: 1px solid #333;
+  border-radius: 2px;
+  padding: 4px 8px;
+  cursor: pointer;
+  font-size: 11px;
+  font-family: monospace;
+  transition: all 0.2s;
+}
+
+.tracker-btn:hover {
+  background: #2a2a2a;
+  border-color: #444;
+  color: #aaa;
+}
+
+.tracker-btn-primary {
+  width: 100%;
+  margin-bottom: 4px;
+  background: #2a2a2a;
+  color: #aaa;
+}
+
+.tracker-btn-primary:hover {
+  background: #333;
+}
+
+.tracker-btn-secondary {
+  width: 100%;
+  background: #1a1a1a;
+}
+
+.tracker-btn-secondary:hover {
+  background: #222;
+}
+
+#tracker-players::-webkit-scrollbar {
+  width: 4px;
+}
+
+#tracker-players::-webkit-scrollbar-track {
+  background: #111;
+}
+
+#tracker-players::-webkit-scrollbar-thumb {
+  background: #333;
+}
+
+#tracker-players::-webkit-scrollbar-thumb:hover {
+  background: #444;
+}
+
+.tracker-controls {
+  margin-bottom: 8px;
+  padding: 6px;
+  background: #111;
+  border-radius: 2px;
+}
+
+.tracker-checkbox {
+  display: flex;
+  align-items: center;
+  gap: 6px;
+  cursor: pointer;
+  font-size: 11px;
+  color: #888;
+}
+
+.tracker-checkbox input[type="checkbox"] {
+  cursor: pointer;
+}
+
+.tracker-checkbox:hover {
+  color: #aaa;
+}
\ No newline at end of file
diff --git a/popup.html b/popup.html
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--- /dev/null
+++ b/popup.html
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+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="UTF-8">
+  <style>
+    body {
+      width: 280px;
+      padding: 12px;
+      font-family: monospace;
+      background: #1a1a1a;
+      color: #ddd;
+      margin: 0;
+    }
+
+    h2 {
+      margin: 0 0 12px 0;
+      color: #888;
+      font-size: 14px;
+      font-weight: normal;
+    }
+
+    .form-group {
+      margin-bottom: 10px;
+    }
+
+    label {
+      display: block;
+      margin-bottom: 3px;
+      font-size: 11px;
+      color: #666;
+    }
+
+    input {
+      width: 100%;
+      padding: 6px;
+      border: 1px solid #333;
+      border-radius: 2px;
+      background: #111;
+      color: #ddd;
+      font-size: 11px;
+      font-family: monospace;
+      box-sizing: border-box;
+    }
+
+    input:focus {
+      outline: none;
+      border-color: #444;
+    }
+
+    .btn-group {
+      display: flex;
+      gap: 6px;
+      margin-top: 12px;
+    }
+
+    button {
+      flex: 1;
+      padding: 8px;
+      border: 1px solid #333;
+      border-radius: 2px;
+      cursor: pointer;
+      font-size: 11px;
+      font-family: monospace;
+      transition: all 0.2s;
+    }
+
+    .btn-save {
+      background: #2a2a2a;
+      color: #aaa;
+    }
+
+    .btn-save:hover {
+      background: #333;
+    }
+
+    .btn-disable {
+      background: #1a1a1a;
+      color: #666;
+    }
+
+    .btn-disable:hover {
+      background: #222;
+    }
+
+    .status {
+      margin-top: 10px;
+      padding: 6px;
+      border-radius: 2px;
+      text-align: center;
+      font-size: 10px;
+      display: none;
+    }
+
+    .status.success {
+      background: #1a2a1a;
+      color: #0f0;
+      border: 1px solid #0f0;
+    }
+
+    .status.error {
+      background: #2a1a1a;
+      color: #f00;
+      border: 1px solid #f00;
+    }
+
+    .info {
+      margin-top: 12px;
+      padding: 8px;
+      background: #111;
+      border: 1px solid #222;
+      border-radius: 2px;
+      font-size: 10px;
+      color: #666;
+      line-height: 1.4;
+    }
+
+    .debug {
+      margin-top: 12px;
+      padding: 8px;
+      background: #111;
+      border: 1px solid #222;
+      border-radius: 2px;
+      font-size: 10px;
+      line-height: 1.4;
+    }
+
+    .debug.checking {
+      color: #888;
+    }
+
+    .debug.ok {
+      color: #0f0;
+      border-color: #0f0;
+    }
+
+    .debug.error {
+      color: #f00;
+      border-color: #f00;
+    }
+
+    .auto-detected {
+      color: #0f0;
+      font-size: 9px;
+      margin-top: 2px;
+    }
+  </style>
+</head>
+<body>
+  <h2>spawn tracker</h2>
+  
+  <div class="form-group">
+    <label for="serverUrl">server</label>
+    <input type="text" id="serverUrl" placeholder="wss://op.lopensed.dev">
+  </div>
+
+  <div class="form-group">
+    <label for="roomId">room (share with friends)</label>
+    <input type="text" id="roomId" placeholder="default">
+  </div>
+
+  <div class="form-group">
+    <label for="playerName">name</label>
+    <input type="text" id="playerName" placeholder="auto-detected">
+    <div class="auto-detected" id="autoDetected"></div>
+  </div>
+
+  <div class="btn-group">
+    <button class="btn-save" id="saveBtn">save</button>
+    <button class="btn-disable" id="disableBtn">disable</button>
+  </div>
+
+  <div class="status" id="status"></div>
+
+  <div class="debug" id="debug">checking server...</div>
+
+  <script src="popup.js"></script>
+</body>
+</html>
\ No newline at end of file
diff --git a/popup.js b/popup.js
new file mode 100644
index 0000000..e69d8c8
--- /dev/null
+++ b/popup.js
@@ -0,0 +1,96 @@
+// check for auto-detected username
+chrome.tabs.query({active: true, currentWindow: true}, (tabs) => {
+  if (tabs[0] && tabs[0].url && tabs[0].url.includes('openfront.io')) {
+    chrome.scripting.executeScript({
+      target: {tabId: tabs[0].id},
+      func: () => localStorage.getItem('username')
+    }, (results) => {
+      if (results && results[0] && results[0].result) {
+        document.getElementById('autoDetected').textContent = `detected: ${results[0].result}`;
+      }
+    });
+  }
+});
+
+chrome.storage.sync.get(['serverUrl', 'roomId', 'playerName', 'enabled'], (data) => {
+  // set defaults
+  const serverUrl = data.serverUrl || 'wss://op.lopensed.dev';
+  const roomId = data.roomId || 'default';
+  
+  document.getElementById('serverUrl').value = serverUrl;
+  document.getElementById('roomId').value = roomId;
+  if (data.playerName) document.getElementById('playerName').value = data.playerName;
+  
+  // auto-save defaults and enable if not already done
+  if (!data.enabled || !data.serverUrl || !data.roomId) {
+    chrome.storage.sync.set({
+      serverUrl: serverUrl,
+      roomId: roomId,
+      enabled: true
+    });
+  }
+  
+  // ping server for debug
+  pingServer(serverUrl);
+});
+
+function pingServer(url) {
+  const debug = document.getElementById('debug');
+  debug.textContent = 'checking server...';
+  debug.className = 'debug checking';
+  
+  const ws = new WebSocket(url);
+  
+  const timeout = setTimeout(() => {
+    ws.close();
+    debug.textContent = 'server: timeout';
+    debug.className = 'debug error';
+  }, 5000);
+  
+  ws.onopen = () => {
+    clearTimeout(timeout);
+    debug.textContent = 'server: ok';
+    debug.className = 'debug ok';
+    setTimeout(() => ws.close(), 100);
+  };
+  
+  ws.onerror = () => {
+    clearTimeout(timeout);
+    debug.textContent = 'server: unreachable';
+    debug.className = 'debug error';
+  };
+}
+
+document.getElementById('saveBtn').addEventListener('click', () => {
+  const serverUrl = document.getElementById('serverUrl').value.trim() || 'wss://op.lopensed.dev';
+  const roomId = document.getElementById('roomId').value.trim() || 'default';
+  const playerName = document.getElementById('playerName').value.trim();
+
+  chrome.storage.sync.set({
+    serverUrl: serverUrl,
+    roomId: roomId,
+    playerName: playerName,
+    enabled: true
+  }, () => {
+    showStatus('saved - refresh page', 'success');
+  });
+});
+
+document.getElementById('disableBtn').addEventListener('click', () => {
+  chrome.storage.sync.set({
+    enabled: false
+  }, () => {
+    showStatus('disabled - refresh page', 'success');
+  });
+});
+
+function showStatus(message, type) {
+  const status = document.getElementById('status');
+  status.textContent = message;
+  status.className = `status ${type}`;
+  status.style.display = 'block';
+  
+  setTimeout(() => {
+    status.style.display = 'none';
+  }, 3000);
+}
\ No newline at end of file