Run the browser in IST so Aquilaehr Visit Dates are not shifted a day

Aquilaehr's Export CSV is built in the browser and converts Visit Date to
the browser timezone. On the server (TZ=America/New_York) every visit came
out one day early, so Alpha matched 11 of 214 instead of 190.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

Dockerfile

@@ -12,7 +12,8 @@ RUN pip install --no-cache-dir -r requirements.txt
 COPY . .
 
 # headless, system Chromium (Playwright's own browser download is not used)
-ENV HEADLESS=1 CHROME_PATH=/usr/bin/chromium PYTHONUNBUFFERED=1 TZ=America/New_York
+# TZ: IST like the team's PCs (also what the browser uses, see BROWSER_TZ in mek_recon.py)
+ENV HEADLESS=1 CHROME_PATH=/usr/bin/chromium PYTHONUNBUFFERED=1 TZ=Asia/Kolkata
 EXPOSE 8000
 # one worker: run state is kept in memory
 CMD ["gunicorn", "-w", "1", "--threads", "8", "-b", "0.0.0.0:8000", "--timeout", "120", "app:app"]

mek_recon.py

@@ -270,6 +270,9 @@ def run_site(site, locations):
             executable_path=chrome_path or None,
             channel=None if chrome_path else os.environ.get("CHROME_CHANNEL", "chrome") or None,
             headless=headless,
+            # Aquilaehr builds its Export CSV in the browser and shifts Visit Date by the browser's
+            # timezone: a US-timezone server gave every visit the day before. Match the team's IST.
+            timezone_id=os.environ.get("BROWSER_TZ", "Asia/Kolkata"),
             accept_downloads=True, no_viewport=not headless,
             viewport={"width": 1440, "height": 900} if headless else None,
         )

process_steps.md

@@ -16,6 +16,15 @@ Logins come from .env (values never stored in code):
   ("first car" / "first job") -> click "Verify"
 - Aquilaehr: AQUILAEHR_USERNAME, AQUILAEHR_PASSWORD
 
+## Web app / hosting
+- `python app.py` -> http://127.0.0.1:8000 (sign in with APP_PASSWORD, Run, per-location / All Locations / ZIP downloads)
+- Repo: https://giteanew.ecareindia.com/automation-tools/MEK-Charge-Reconciliation (main)
+- Dokploy: project "MEK Charge Reconciliation", app mek-charge-reconciliation-jhyjop (Dockerfile, port 8000),
+  env vars hold all logins + APP_PASSWORD + SECRET_KEY + COOKIE_SECURE=1
+- Domain: https://mek-charge-reconciliation.api.ecareindia.com
+  DNS -> front proxy 10.200.0.55 -> Dokploy Traefik 10.200.0.15. The front proxy needs this host added
+  (status 10/27/2026: Dokploy route OK, front proxy returned 404 for this host and 502 for the other apps)
+
 ## Locations (run the whole process for each, on BOTH sites)
 - ~~Adelman Health~~ (skipped)
 - Alpha Well-Being LLC