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Verified signatureCreate a live but stable crypto dashboard that fetches Binance market data, calculates PHI and related metrics, stores them in cache, and displays smooth updates through index.html. 1. Folder Layout /cryptopulse-navigator │ ├── app.py ├── Procfile ├── requirements.txt │ ├── /data │ ├── cache.json │ └── history.json │ ├── /templates │ └── index.html │ └── /static └── style.css 2. app.py (backend) from flask import Flask, jsonify, render_template import requests, math, statistics, time, os, json app = Flask(__name__) DATA_DIR = "data" CACHE_FILE = os.path.join(DATA_DIR, "cache.json") HISTORY_FILE = os.path.join(DATA_DIR, "history.json") os.makedirs(DATA_DIR, exist_ok=True) def fetch_json(url): try: r = requests.get(url, timeout=5) r.raise_for_status() return r.json() except Exception: return {} def compute_phi_metrics(symbol): ticker = fetch_json(f"https://api.binance.com/api/v3/ticker/24hr?symbol={symbol}") klines = fetch_j…b2eed1c -
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