", "<title>", 1) if '<script src="/static/' in html or '<link rel="stylesheet" href="/static/' in html: sys.exit("✗ external asset references remain — the file would not be standalone") OUT.write_text(html) kb = OUT.stat().st_size / 1024 print(f"✓ {OUT} ({kb:.0f} KB, single file, zero external requests)") # ── 4. the installable PWA build (Android home-screen app) ───────────────── import shutil PWA = ROOT.parent / "cadence-android" if PWA.exists(): shutil.rmtree(PWA) (PWA / "icons").mkdir(parents=True) head_extra = """<link rel="manifest" href="manifest.webmanifest"> <meta name="viewport" content="width=device-width, initial-scale=1, viewport-fit=cover"> <meta name="theme-color" content="#08080d"> <meta name="mobile-web-app-capable" content="yes"> <meta name="apple-mobile-web-app-capable" content="yes"> <meta name="apple-mobile-web-app-status-bar-style" content="black-translucent"> <meta name="apple-mobile-web-app-title" content="Cadence"> <meta name="application-name" content="Cadence"> <link rel="icon" href="icons/favicon-64.png" sizes="64x64"> <link rel="apple-touch-icon" href="icons/apple-touch-icon.png">""" pwa_html = html.replace( '<meta name="viewport" content="width=device-width, initial-scale=1">', head_extra, 1) pwa_html = pwa_html.replace( "</body>", """<script> if ('serviceWorker' in navigator && location.protocol.startsWith('http')) { window.addEventListener('load', () => { navigator.serviceWorker.register('sw.js').catch(err => console.warn('SW failed:', err.message)); }); } </script> </body>""", 1) (PWA / "index.html").write_text(pwa_html) import json as _json _served = _json.loads((ROOT / "static" / "pwa" / "manifest.webmanifest").read_text()) _static = dict(_served) _static["start_url"] = "./index.html" _static["scope"] = "./" _static.pop("id", None) for _sc in _static.get("shortcuts", []): _sc["url"] = _sc["url"].replace("/#/", "./index.html#/") (PWA / "manifest.webmanifest").write_text(_json.dumps(_static, indent=2) + "\n") shutil.copy(HERE / "pwa" / "sw.js", PWA / "sw.js") for icon in (HERE / "icons").glob("*.png"): shutil.copy(icon, PWA / "icons" / icon.name) files = sorted(p.relative_to(PWA).as_posix() for p in PWA.rglob("*") if p.is_file()) total = sum((PWA / f).stat().st_size for f in files) / 1024 print(f"✓ {PWA} ({len(files)} files, {total:.0f} KB)")

#!/usr/bin/env python3 """Build the standalone single-file dashboard. Reads the Flask templates/CSS/JS and fuses them into one self-contained .html: no server, no external requests, works from file://, a static host, or an e-mail. python3 standalone/build_standalone.py → ../cadence-dashboard.html """ from pathlib import Path import re import sys HERE = Path(__file__).resolve().parent ROOT = HERE.parent # /home/user/cadence OUT = ROOT.parent / "cadence-dashboard.html" html = (ROOT / "templates" / "dashboard.html").read_text() css = (ROOT / "static" / "dash.css").read_text() dash = (ROOT / "static" / "dash.js").read_text() runtime = (HERE / "runtime.js").read_text() # ── 1. dashboard.js → reroute every network touchpoint through the runtime ── subs = [ # data source ("""async function api(path, opts) { const r = await fetch(path, opts); let data = null; try { data = await r.json(); } catch {} if (!r.ok) { const err = new Error((data && data.error) || `Request failed (${r.status})`); err.status = r.status; err.code = data && data.code; err.hint = data && data.hint; throw err; } return data; }""", """async function api(path, opts) { return window.__SRC__.api(path, opts); }"""), # artwork ("const thumb = vid => `/api/thumb/${vid}`;", "const thumb = vid => window.__SRC__.thumb(vid);"), ("const imgp = u => `/api/img?u=${encodeURIComponent(u)}`;", "const imgp = u => window.__SRC__.img(u);"), # the media element (real