Update app.py

app.py

@@ -1,45 +1,42 @@
 import os
 import zipfile
 import subprocess
-import sys
+import gradio as gr
 
 ZIP_FILE = "newtons-cradle-simulation.zip"
 APP_DIR = "app"
 
-# 1) Распаковка
+# 1. Распаковка
 if not os.path.exists(APP_DIR):
-    if os.path.exists(ZIP_FILE):
-        with zipfile.ZipFile(ZIP_FILE, "r") as z:
-            z.extractall(APP_DIR)
-        print(f"Archive extracted to '{APP_DIR}'")
-    else:
-        print(f"WARNING: {ZIP_FILE} not found in repo root")
-
-# 2) npm install (попытка — ошибки не прервут работу)
-if os.path.exists(APP_DIR):
-    try:
-        res = subprocess.run(
-            ["npm", "install"],
-            cwd=APP_DIR,
-            capture_output=True,
-            text=True,
-        )
-        print("npm install returncode:", res.returncode)
-        if res.stdout:
-            print("--- npm stdout ---")
-            print(res.stdout)
-        if res.stderr:
-            print("--- npm stderr ---", file=sys.stderr)
-            print(res.stderr, file=sys.stderr)
-    except Exception as e:
-        print("npm install skipped:", e)
-else:
-    print("Skipping npm install because app directory is missing")
-
-# 3) Gradio UI — Blocks, чтобы можно было вызвать .launch()
-import gradio as gr
+    with zipfile.ZipFile(ZIP_FILE, "r") as z:
+        z.extractall(APP_DIR)
+
+# 2. npm install
+subprocess.run(["npm", "install"], cwd=APP_DIR, check=False)
+
+# 3. npm build
+subprocess.run(["npm", "run", "build"], cwd=APP_DIR, check=False)
+
+# 4. Определяем index.html
+INDEX_HTML = None
+for p in ["dist/index.html", "build/index.html", "public/index.html"]:
+    full = os.path.join(APP_DIR, p)
+    if os.path.exists(full):
+        INDEX_HTML = full
+        break
+
+if INDEX_HTML is None:
+    raise RuntimeError("index.html not found after build")
 
+# 5. Gradio UI
 with gr.Blocks() as demo:
-    gr.Markdown("✅ Attempted: archive extraction and `npm install`.\n\nПосмотри вкладку **Files** и **Logs** для деталей.")
+    gr.HTML(f"""
+    <iframe
+        src="file={INDEX_HTML}"
+        width="100%"
+        height="700"
+        style="border:none;"
+    ></iframe>
+    """)
 
 demo.launch()