Update app/app.py

app/app.py

@@ -0,0 +1,33 @@
+from dash import Dash, dcc, html
+import plotly.graph_objs as go
+import pandas as pd
+import ccxt
+
+app = Dash(__name__)
+symbol = "BTC/USDT"
+timeframe = "1h"
+
+def fetch_data(symbol, timeframe):
+    binance = ccxt.binance()
+    ohlcv = binance.fetch_ohlcv(symbol, timeframe=timeframe)
+    df = pd.DataFrame(ohlcv, columns=["timestamp", "open", "high", "low", "close", "volume"])
+    df["timestamp"] = pd.to_datetime(df["timestamp"], unit="ms")
+    return df
+
+df = fetch_data(symbol, timeframe)
+
+fig = go.Figure(data=[go.Candlestick(
+    x=df["timestamp"],
+    open=df["open"],
+    high=df["high"],
+    low=df["low"],
+    close=df["close"]
+)])
+
+app.layout = html.Div([
+    html.H2("Crypto Signal Generator (Docker Dash)"),
+    dcc.Graph(id="candlestick-chart", figure=fig)
+])
+
+if __name__ == "__main__":
+    app.run_server(debug=False, host="0.0.0.0", port=7860)