deploy

agent.py

@@ -13,6 +13,8 @@ import html
 import json
 import os
 import re
+import subprocess
+import sys
 import time
 from dataclasses import asdict, dataclass, field
 from pathlib import Path
@@ -254,14 +256,7 @@ def capture_browser_traffic(
     samples_by_request: dict[int, TrafficSample] = {}
 
     with sync_playwright() as p:
-        browser = p.chromium.launch(
-            headless=True,
-            args=[
-                "--disable-dev-shm-usage",
-                "--disable-blink-features=AutomationControlled",
-                "--no-sandbox",
-            ],
-        )
+        browser = _launch_chromium(p, log)
         context = browser.new_context(
             viewport={"width": 1440, "height": 1000},
             ignore_https_errors=True,
@@ -334,6 +329,36 @@ def capture_browser_traffic(
     return list(samples_by_request.values()), log
 
 
+def _launch_chromium(p: Any, log: list[str]) -> Any:
+    launch_kwargs = {
+        "headless": True,
+        "args": [
+            "--disable-dev-shm-usage",
+            "--disable-blink-features=AutomationControlled",
+            "--no-sandbox",
+        ],
+    }
+    try:
+        return p.chromium.launch(**launch_kwargs)
+    except Exception as exc:  # noqa: BLE001
+        message = str(exc)
+        if "Executable doesn't exist" not in message and "playwright install" not in message:
+            raise
+        log.append("browser: chromium executable missing; installing with playwright")
+        proc = subprocess.run(
+            [sys.executable, "-m", "playwright", "install", "chromium"],
+            text=True,
+            capture_output=True,
+            timeout=300,
+            check=False,
+        )
+        if proc.returncode != 0:
+            detail = (proc.stderr or proc.stdout or "").strip()[-2000:]
+            raise RuntimeError(f"playwright install chromium failed: {detail}") from exc
+        log.append("browser: playwright chromium install complete")
+        return p.chromium.launch(**launch_kwargs)
+
+
 def _fill_search_inputs(page: Any, search_term: str | None, log: list[str]) -> None:
     if not search_term:
         return