Bug Fixes & Updates

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Release notes and change summaries for Peter's HVAC Advisory. New entries are added here as updates are published.

Release Summaries

• September 7, 2026 — 50-person closed beta — 50 free testers; members include HVAC Lens; no $1/$10 while beta is open. After 50, access is closed until beta is finished. v1.1.16.
• September 7, 2026 — Peter's HVAC Advisory branding restored — This site is Peter's HVAC Advisory again (PWA short_name, homepage, login). HVAC Lens branding belongs only on hvaclens.ca. Modest sister-product link remains. v1.1.15.
• September 9, 2026 — HVAC Lens licensing on hvaclens.ca — Member tools here are unchanged. HVAC Lens ($5 / 50 free, Play TWA) is a separate product at hvaclens.ca v1.2.1. Shared Auth; entitlements stay independent. v1.1.14.
• August 28, 2026 — Air Flow cascade, Imperial/Metric, top-bar nav — Last committed box is held; other solvable boxes rewrite. Imperial left / Metric right (BTU/kW, Pa, m/s). Dew+RH four-column row. Prev/Next in the top bar. App log. v1.1.13 · SW v114.
• August 28, 2026 — Air Flow I/O, dew/SA RH, pad commit — Fill empty solvable fields (VP → FPM → CFM → BTU); dew point and SA RH output-only; ASHRAE wet-bulb dew (85/52 → −4 °F not −13); pad commits on close. Fan Laws merge is still later. App log. v1.1.12 · SW v113.
• August 27, 2026 — Air Flow live grid (steps 1–3 of 4) — One Air Flow page (sensible + pressure + temp split). ΔT keeps RA; SA = RA − ΔT (°F); pad C; local preview title. Fan Laws merge is step 4. App log. v1.1.11 · SW v112.
• August 27, 2026 — Air Flow merge Temp Split — Rework step 3 of 4: RA/SA DB and RA WB on the live Air Flow grid; shared ΔT; no dropdown. App log. SW v111.
• August 27, 2026 — Air Flow merge Sensible + Pressure — Rework step 2 of 4: one stepper item, one CFM / L/s pair. Temp Split and Fan Laws stay separate. App log. SW v109.
• August 27, 2026 — Air Flow Sensible mode I/O — Rework step 1 of 4: drop last-two roles on Sensible. Mode dropdown (CFM / L/s, ΔT, or BTU/hr); grey live outputs like Electrical Compressor / Fan. Pressure unchanged until the merge. App log. SW v108.
• August 22, 2026 — Diagnostic PDF layout, unique file names, technician setting — 4-column Save PDF (two readings per row, one header); no Peter's HVAC branding on the file; technician name from Settings; unique Report.YYYY-MM-DD downloads (-2, -3). Ships v1.1.9 help accuracy follow-up. App log. v1.1.10 · SW v107.
• August 21, 2026 — Air Flow last-two engine, CFM↔L/s, ΔT °F↔°C — Sensible step always shows CFM and L/s plus ΔT °F and ΔT °C; Pressure drops the VP↔FPM bridge for one engine (same last-two roles as Electrical Power). Help accuracy follow-up held local until the next plan. App log. v1.1.9 · SW v106.
• August 20, 2026 — Electrical Motor nameplate & 80% wire — Motor step: enter FLA/RLA/MCA/MOP; wire at 80% of breaker (15 A → #12); capacitors 1φ only; VFD / Starters placeholder. App log. v1.1.8 · SW v105.
• August 16, 2026 — Electrical Power merge — One two-column Power grid (Ohm + BTU + VD); last two typed solver fields are inputs; no duplicate V/W; Exceeds safety on drop over 3%; TOS §3.1 wire-sizing disclaimer. App log. v1.1.7 · SW v103.
• August 11, 2026 — Electrical Power live roles, bridges & 80% wire — Ohm’s Law selected/previous/dynamic (re-entry updates); BTU↔W linked to Power; VD free-text V + amps/V linked to Ohm; live-only (no Calculate); 15 A → #12 continuous floor; TODO finish full dynamic chain VD ↔ BTU/W. App log. v1.1.6 · SW v102.
• August 8, 2026 — PWA home-icon unlock & new-device email — cookie dual-write for device id + license cache (tab and home icon share one device); scrollable gate email/password login; security email only when a new device is first logged. App log (flows). v1.1.5 · SW v101.
• August 6, 2026 — App-wide Reload last session prompt — modal on any screen (not just Home); Don’t show again; Settings → Work session to re-enable; Reload on a tool page restores immediately. App log. v1.1.4 · SW v100.
• August 6, 2026 — Reload last session (RefCalc inputs) — blank/default form no longer wipes saved measurements; smart field merge when tool not dirty; RefCalc init flush suppressed. App log. v1.1.3 · SW v99.
• August 6, 2026 — Chrome / PWA install icon — Chrome home-screen and installed-app icon now uses the Peter’s HVAC logo (same as Safari); fix manifest MIME type; separate any/maskable icons; PWA icons under _pwa-build/app/icons/. August 6 app log. v1.1.2 · SW v98.
• August 3, 2026 — CFM/L/s, reload gate, sizing fewer steps — App-wide CFM/L/s (math stays CFM); Reload last session only when real inputs exist; heat gain 11→6 steps (windows optional); heat loss Roof & Floor merge. v1.1.1 app log. v1.1.1 · SW v95.
• August 3, 2026 — Unit toggles, work session, Stripe live, PDF polish — RefCalc °F/°C and PSIG/PSIA/kPa; one-device work session with Reload last session (all tools, merge on step exit); live HVAC Lens Stripe Payment Link; larger diagnostic PDF, drop meta input rows. August 3 app log. v1.1.0 · SW v92.
• August 2, 2026 — Free R-410A (Legacy–2030), Ask Grok handoff, Run Diagnostic step — public free R-410A at services/r410a.htm (device PDF only); free help hub; fix Run Diagnostic landing on Key Metrics not step 11; PWA Ask Grok clipboard + paste toast for native Grok app. August 2 app log. v1.0.35 · SW v87.
• July 26, 2026 — Air Flow live roles & Pressure bridge — selected/previous/dynamic fields on Air Flow; Pressure SP/TP/VP ⟷ FPM bridge with CFM/Area (sq.in.); SA/RA toggle; no Calculate button; help documents bridge. July 26 app log. v1.0.34 · SW v86.
• July 25, 2026 — Durable device unlock — HVAC Lens persists unlock on device; no license re-prompt every visit; background revalidation only; Settings “This device” / Register device; homepage CTA uses unlock flag. Carries July 21 SQL/edge deploy + unify site licensing onto PWA path. July 25 app log. v1.0.33 · SW v77.
• July 21, 2026 — Numpad click-through, Electrical UX, Help index, non-expiring licenses — Pad ↵ shield + RefCalc Help removed; Electrical plain outputs + disclaimer; searchable helpindex for all tool paths; HVAC Lens homepage blurb; licenses do not expire (code + migration — deploy SQL/edge tomorrow). July 21 app log. v1.0.32 · SW v76.
• July 20, 2026 — Numeric pad iOS fix & homepage hero — Default overflow scroll lock + pointer key handling so taps hit the correct key (including ± negatives); Aircalc pad init; home CTA cleanup (signup section replaces Jump Straight to Tools). July 20 app log. v1.0.30 · SW v70.
• July 19, 2026 — HVAC Lens branding & app tools — App rename PHVAC→HVAC Lens; Air suite (Air Flow / Pressure / Temp Split / Fan Laws); residential Heat Gain & Heat Loss in PWA; single Sizing home card with session last-used; home-only light/dark BG images. July 19 app tools log. v1.0.29 · SW v69.
• July 19, 2026 — HttpOnly cookie bridge & geo-lock removed — Netlify edge /api/auth/set-session, /session, /logout; client sync on sign-in and token refresh; Functions accept Bearer or access cookie; Canada geo-lock removed (beta continues). July 19 app log. v1.0.28 · SW v64.
• July 18, 2026 — Free license auth & secure recover — Free license requires account; recover needs password (never email alone); license-gate sign-in; remember-device cookies; Help in app header; recover-license edge function. July 18 app log. v1.0.27 · SW v63.
• July 10, 2026 — Electrical VD OCPD floor & prefs — Voltage drop never recommends #14 on a 20 A load (load OCPD floor then 3% drop); grey result outputs; remembers region/voltage/phase on device. July 10 app log. v1.0.26 · SW v62.
• July 9, 2026 — PWA Electrical merged tool — Single Electrical stepper (Power / Motor / 3-Phase / …); live fill; NA/Europe voltages (600 & 347); CEC wire map; no inrush MOP. July 9 app log. v1.0.25 · SW v59.
• July 8, 2026 — Ask Grok, oil fix, no placeholders — RefCalc output Ask Grok with compact plain-text prompt (clipboard + grok.com); oil temp only when Setup discharge entered; removed numeric field placeholders. July 8 app log. v1.0.24 · SW v46.
• July 7, 2026 — Site-wide dark mode & dropdown fixes — Standardized dark-auto + stylesdark.css + dark-mode.js on ~116 pages; electrical/HVAC calculator switcher dropdowns; PWA System theme + dark-mode.js precache. App development log. v1.0.23 · SW v43.
• July 5, 2026 — RefCalc reconcile & duct harmonize — Enter-key reconcile on coil/duct steps; CFM harmonize; Air/Oil fix; PWA numpad tap-align fix (scrollLock: overflow); action bars & help. July 5 app log. v1.0.22 · SW v42.
• July 4, 2026 — PHVAC PWA App — _pwa-build/ installable app: RefCalc, licensing, 5-device limits, Save Log step, smart homepage entry. App development log. v1.0.21.
• June 29, 2026 — R-410A Flexible Input Paths + Duct CFM Validation — Run Diagnostic when gauges or coil or duct viable; live reject when CFM paths disagree >20%; empty duct step never blocks run; partial outputs + PDF snapshot. v1.0.20.
• June 29, 2026 — Site Hierarchy Cleanup — Removed wire ampacity and panel load calculators; retired full SmokeWatch ecosystem (dashboard + help pages); home quick links now R-410A, R-454B, Electrical, Sizing; ChinookWatch moved from home to nav/about.htm; trends.htm pressure-only; 301 redirects for retired URLs; sitemap updates. v1.0.17.
• June 28, 2026 — Saved Diagnostic Logs View Polish (my-logs.htm) — Removed Refrigerant column from saved logs table; Date now compact numeric YYYY-MM-DD HH:mm; Download + Delete buttons vertically stacked and reduced to 60% size (fixes "Download too far right"); table narrower overall; delete already functional from prior release but presentation improved; version bump to 1.0.16 + placeholder script run across all pages; r454b.htm template conversion & runDiagnostic fixes as related maintenance. v1.0.16.
• June 27, 2026 — Save to My Logs & Local Dev Fixes — JWKS session verify; Supabase sb_secret_* header fix; dev.ps1 local preview (no push); buildServiceRoleHeaders(); errors: not configured / logged in / JWS / authorization header; v1.0.15.
• June 27, 2026 — R-410A Diagnostic Logs (PDF) — User-entered report title becomes PDF header and filename; Download PDF (local) or Save to My Logs (private Supabase Storage per user); diagnostic-log.js; members/my-logs.htm; migration 002_diagnostic_logs.sql; v1.0.14.
• June 27, 2026 — Membership Access Control — First 100 signups get free lifetime access; member #101+ requires Stripe subscription ($1/month or $10/year beta); Supabase profiles table + atomic slot assignment; Netlify functions (assign-membership, create-checkout-session, stripe-webhook); shared members-auth.js on all 51 member pages; new subscribe.htm; updated signup/login/terms; v1.0.13.
• June 26, 2026 — R-410A Final Touches, Numeric Pad & Calculator Switcher — Setup PSIA/PSIG toggle 50%; overlay numeric-pad.js (preview, C, ↵, scroll lock); Airflow step labels/layout; Key Metrics/Enthalpy/Vapor panel unify; air/oil output fix + empty states; vapor-density modal; stepper disabled nav; compact button refrigerant switcher on all 8 diagnostic pages via refrigerant-switcher.js; v1.0.13.
• June 25, 2026 — R-410A Airflow Refactor & JSON Loader Fix — Independent evap/cond Air | Water toggles; water In/Out TD (evap In − Out, cond Out − In); Line Temp / SH-SC gauge toggle; abbreviated airflow labels with clickable tooltips; compact gauge toggles; no scenario auto-fill; site-wide tooltip underline removal; fixed stray `}; syntax error that blocked r410a.json from loading; v1.0.12.
• June 24, 2026 — SmokeWatch & Watch Dashboard Links — FireWatch → SmokeWatch rename + redirects; clickable source panels with external redirect modal; five local help pages (PM25.htm, aqihelp.htm, pressurehelp.htm, trends.htm, protect.htm); panel links remapped to TWN, provincial AQ, fire maps, and local guides; wind shows direction from; humidity grains/ft³; analysis panel unlinked; sitemap updates.
• June 24, 2026 — R-410A 10-Step Stepper & CSS Migration — R-410A diagnostic simplified 14 → 10 steps (merged setup/outputs, removed Quick Load + Session History); setup tooltips for capacity (BTU→tons) and discharge (6 in. from compressor); Key Metrics status banner compact at 50%; ~270 lines page-local CSS moved to shared stylesheets.
• June 23, 2026 — Calculator Focus & Copy Cleanup — Rewrote nav/about.htm (tools not services); CTA → Apply for Beta Testing (wbook/book.htm); tools tagline + Calgary footer on all nav/*.htm; contact form subjects updated; 9 members taglines fixed; footer on wbook/book.htm; v1.0.11.
• June 22, 2026 — Services Removal, Help Page & Nav Fixes — Retired consultation services link tree (hub + legacy duplicates); replaced Services nav with nav/help.htm (Calculator Help coming soon); 301 redirects + sitemap updates; fixed hamburger on index.htm and nav/contact.htm; removed Request Consult button from Contact; v1.0.10.
• June 21, 2026 — FireWatch, Heat Loss, R-410A Stepper & Dark Mode — FireWatch dashboard (dual Open-Meteo APIs, 14 cities, VOC/carbon filter guidance, official fire-map links, visible city switcher, dark safe banners); new residential-heat-loss.htm heating estimator; R-410A diagnostic 14-step stepper (PT Chart in nav, split outputs, ASHRAE zone, air/oil status badges, enthalpy tooltips); all 7 NRE explanation pages dark-mode fix (nre-* shared CSS, zero inline styles); PT chart popup + contact form dark-mode fixes; diagnostic label sync across refrigerant pages; v1.0.9.
• June 20, 2026 — Home & ChinookWatch + Beta/Contact Forms — ... + switched beta form to email (new submit-beta-application function + JS handler modeled on bug form); v1.0.6.
• June 19, 2026 — Nav & version — Centralized site-version.js (v1.0.4) and hamburger nav on all 51 members pages; relative script paths; netlify dev restart tip when menu/version missing.
• June 19, 2026 — Deployment — Consolidated scattered worktree copies; added Contact page Netlify form; configured local dev; fixed members bug-report email delivery; security enhancements; pushed June 18–19 sync to GitHub main.
• June 18, 2026 — Restored missing refrigerant JSON data files (r410a, r134a, r32, r454b) that broke calculator loading; restored members bug submission form, confirmation page, Netlify email function, and form CSS; version bump to 1.0.3.
• June 16, 2026 — Member bug reporting, Netlify email backend, shared form styles, repository cleanup.
• June 15, 2026 — Residential Heat Gain calculator, climate-zone solar scaling, disclaimer, mobile form layout, navigation, release notes index.
• June 7, 2026 — Refrigerant standardization, JSON data fixes, UI/JS bug fixes, NRE alignments, index updates.