fix(3d): unified conveyorNetwork, physical B receiver, C/D containment, belt sync, real STL

scripts/qa_after.py

@@ -0,0 +1,62 @@
+import time
+from pathlib import Path
+from playwright.sync_api import sync_playwright
+
+out = Path('docs/final_physics_fix_screenshots/after')
+out.mkdir(parents=True, exist_ok=True)
+
+# (absolute_ms_from_play, filename)
+TARGETS = [
+    (1300,  '02_belt_sync_t0.png'),
+    (2300,  '03_belt_sync_t1_delta_1m.png'),
+    (2600,  '01_stl_box_on_belt.png'),
+    (3800,  '10_no_overlay_overlap.png'),
+    (9500,  '04_b_receiver_item_settled.png'),
+    (10500, '09_all_zones_physical.png'),
+    (26800, '05_chute_c_motion.png'),
+    (28900, '06_item_inside_c_cage.png'),
+    (46400, '07_chute_d_motion.png'),
+    (48500, '08_item_inside_d_cage.png'),
+]
+
+errs = []
+with sync_playwright() as p:
+    browser = p.chromium.launch(headless=True)
+    page = browser.new_page(viewport={"width": 1440, "height": 900})
+    page.on('console', lambda m: errs.append(f"{m.type}: {m.text}") if m.type == 'error' else None)
+    page.on('pageerror', lambda e: errs.append(f"pageerror: {e}"))
+    page.goto('https://arhipovdan.ru/?qa=after', wait_until='networkidle')
+    page.wait_for_timeout(1500)
+    page.get_by_label('Play demo').click()
+    t0 = time.monotonic()
+    for abs_ms, name in TARGETS:
+        target_s = abs_ms / 1000.0
+        while True:
+            elapsed = time.monotonic() - t0
+            if elapsed >= target_s:
+                break
+            page.wait_for_timeout(int(min(200, (target_s - elapsed) * 1000)))
+        page.screenshot(path=str(out / name))
+        print(f"captured {name} at ~{int((time.monotonic()-t0)*1000)}ms")
+    browser.close()
+
+# Mobile + details in a fresh context
+with sync_playwright() as p:
+    browser = p.chromium.launch(headless=True)
+    m = browser.new_page(viewport={"width": 390, "height": 844})
+    m.on('console', lambda msg: errs.append(f"mobile {msg.type}: {msg.text}") if msg.type == 'error' else None)
+    m.goto('https://arhipovdan.ru/', wait_until='networkidle')
+    m.wait_for_timeout(2500)
+    m.screenshot(path=str(out / '11_mobile.png'), full_page=True)
+    scroll_w = m.evaluate("document.documentElement.scrollWidth")
+    client_w = m.evaluate("document.documentElement.clientWidth")
+    print(f"MOBILE scrollWidth={scroll_w} clientWidth={client_w} horizontal_scroll={scroll_w > client_w}")
+
+    d = browser.new_page(viewport={"width": 1440, "height": 900})
+    d.on('console', lambda msg: errs.append(f"details {msg.type}: {msg.text}") if msg.type == 'error' else None)
+    d.goto('https://arhipovdan.ru/details', wait_until='networkidle')
+    d.wait_for_timeout(2000)
+    d.screenshot(path=str(out / '12_details.png'), full_page=False)
+    browser.close()
+
+print("CONSOLE_ERRORS:" + ("\n".join(errs) if errs else "NONE"))