Initial standalone crypto_okx with one-click deploy.

Add deploy/manage.sh bootstrap for git.bz121.com/dekun/crypto_okx and point docs at this repo.

Co-authored-by: Cursor <cursoragent@cursor.com>

static/icons/icon.svg

@@ -0,0 +1,6 @@
+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 512 512">
+  <rect width="512" height="512" rx="108" fill="#0c1019"/>
+  <rect x="36" y="36" width="440" height="440" rx="88" fill="#141b2d"/>
+  <rect x="36" y="36" width="440" height="440" rx="88" fill="none" stroke="#FFFFFF" stroke-width="12"/>
+  <rect x="168" y="168" width="72" height="72" rx="10" fill="#FFFFFF"/><rect x="272" y="168" width="72" height="72" rx="10" fill="#FFFFFF"/><rect x="168" y="272" width="72" height="72" rx="10" fill="#FFFFFF"/>
+</svg>

static/icons/manifest.webmanifest

@@ -0,0 +1,23 @@
+{
+  "name": "OKX 交易系统",
+  "short_name": "OKX 交易系统",
+  "description": "OKX 永续交易监控与复盘",
+  "start_url": "/",
+  "display": "standalone",
+  "background_color": "#0b0d14",
+  "theme_color": "#FFFFFF",
+  "icons": [
+    {
+      "src": "/static/icons/icon-192.png",
+      "sizes": "192x192",
+      "type": "image/png",
+      "purpose": "any"
+    },
+    {
+      "src": "/static/icons/icon-512.png",
+      "sizes": "512x512",
+      "type": "image/png",
+      "purpose": "any maskable"
+    }
+  ]
+}