Add proper PWA install icons and sim-aware app manifest.

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

app.py

@@ -4953,10 +4953,19 @@ def login():
             return redirect("/")
         else:
             flash("账号或密码错误")
+    is_sim = False
+    try:
+        from lib.sim.mode_lib import is_sim_mode as _is_sim_mode_fn
+
+        is_sim = bool(_is_sim_mode_fn(get_db))
+    except Exception:
+        is_sim = False
+    from lib.instance.instance_embed_lib import pwa_app_name
+
     return render_template(
         "login.html",
         exchange_display=EXCHANGE_DISPLAY_NAME,
-        pwa_app_name="OKX 交易系统",
+        pwa_app_name=pwa_app_name("okx", is_sim=is_sim),
     )
 
 @app.route("/logout")
@@ -5319,7 +5328,7 @@ def render_main_page(page="options", embed_mode=None):
         funding_usdt=funding_usdt,
         exchange_pnl_sync=exchange_pnl_sync,
         **strategy_extra,
-        **embed_context_extras("okx"),
+        **embed_context_extras("okx", is_sim=_sim_mode_for_header),
         **_display_ctx,
         **settings_page_context(
             page,
@@ -7016,6 +7025,64 @@ def delete_journal(jid):
     return jsonify({"ok": True})
 
 
+@app.route("/manifest.webmanifest")
+@app.route("/static/icons/manifest.webmanifest")
+def pwa_manifest():
+    """安装 App 用 manifest;模拟盘 short_name=OKX_sim."""
+    is_sim = False
+    try:
+        from lib.sim.mode_lib import is_sim_mode as _is_sim_mode_fn
+
+        is_sim = bool(_is_sim_mode_fn(get_db))
+    except Exception:
+        is_sim = False
+    from lib.instance.instance_embed_lib import pwa_app_name
+
+    name = pwa_app_name("okx", is_sim=is_sim)
+    short = "OKX_sim" if is_sim else "OKX"
+    payload = {
+        "name": name,
+        "short_name": short,
+        "description": "OKX 期权与对冲交易监控",
+        "id": "/",
+        "start_url": "/",
+        "scope": "/",
+        "display": "standalone",
+        "background_color": "#0b0d14",
+        "theme_color": "#0b0d14",
+        "icons": [
+            {
+                "src": "/static/icons/icon-192.png?v=2",
+                "sizes": "192x192",
+                "type": "image/png",
+                "purpose": "any",
+            },
+            {
+                "src": "/static/icons/icon-512.png?v=2",
+                "sizes": "512x512",
+                "type": "image/png",
+                "purpose": "any",
+            },
+            {
+                "src": "/static/icons/icon-192-maskable.png?v=2",
+                "sizes": "192x192",
+                "type": "image/png",
+                "purpose": "maskable",
+            },
+            {
+                "src": "/static/icons/icon-512-maskable.png?v=2",
+                "sizes": "512x512",
+                "type": "image/png",
+                "purpose": "maskable",
+            },
+        ],
+    }
+    resp = jsonify(payload)
+    resp.headers["Content-Type"] = "application/manifest+json; charset=utf-8"
+    resp.headers["Cache-Control"] = "no-cache"
+    return resp
+
+
 _REPO_STATIC_DIR = common_static_dir(_REPO_ROOT)
 _FORM_SUBMIT_GUARD_JS = os.path.join(_REPO_STATIC_DIR, "form_submit_guard.js")
 _MANUAL_ORDER_RR_PREVIEW_JS = os.path.join(_REPO_STATIC_DIR, "manual_order_rr_preview.js")