From 605d10ae02362679ec9428a1444df567b641d12e Mon Sep 17 00:00:00 2001
From: Ricky Stretch <rick@stretchy.ca>
Date: Tue, 10 Mar 2026 12:08:49 -0400
Subject: [PATCH] v0.5.1 fixed mobile PWA refesh

---
 .env.example           |  2 +-
 backend/package.json   |  2 +-
 build.sh               |  2 +-
 frontend/package.json  |  2 +-
 frontend/src/index.css |  5 +++++
 frontend/src/main.jsx  | 22 ++++++++++++++++++++++
 6 files changed, 31 insertions(+), 4 deletions(-)

diff --git a/.env.example b/.env.example
index 3372668..8e31511 100644
--- a/.env.example
+++ b/.env.example
@@ -7,7 +7,7 @@ TZ=UTC
 # Copy this file to .env and customize
 
 # Image version to run (set by build.sh, or use 'latest')
-JAMA_VERSION=0.5.0
+JAMA_VERSION=0.5.1
 
 # Default admin credentials (used on FIRST RUN only)
 ADMIN_NAME=Admin User
diff --git a/backend/package.json b/backend/package.json
index ff08cf6..04d28d2 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jama-backend",
-  "version": "0.5.0",
+  "version": "0.5.1",
   "description": "TeamChat backend server",
   "main": "src/index.js",
   "scripts": {
diff --git a/build.sh b/build.sh
index bdd566d..d0cb072 100644
--- a/build.sh
+++ b/build.sh
@@ -13,7 +13,7 @@
 # ─────────────────────────────────────────────────────────────
 set -euo pipefail
 
-VERSION="${1:-0.5.0}"
+VERSION="${1:-0.5.1}"
 ACTION="${2:-}"
 REGISTRY="${REGISTRY:-}"
 IMAGE_NAME="jama"
diff --git a/frontend/package.json b/frontend/package.json
index a47ae25..dc7df7b 100644
--- a/frontend/package.json
+++ b/frontend/package.json
@@ -1,6 +1,6 @@
 {
   "name": "jama-frontend",
-  "version": "0.5.0",
+  "version": "0.5.1",
   "private": true,
   "scripts": {
     "dev": "vite",
diff --git a/frontend/src/index.css b/frontend/src/index.css
index fce7c7d..02f4af2 100644
--- a/frontend/src/index.css
+++ b/frontend/src/index.css
@@ -30,6 +30,11 @@
 
 html, body, #root { height: 100%; min-width: 320px; font-family: var(--font); color: var(--text-primary); background: var(--background); }
 
+/* Disable pull-to-refresh in PWA standalone mode — prevents viewport shift bug */
+html {
+  overscroll-behavior-y: none;
+}
+
 button { font-family: var(--font); cursor: pointer; border: none; background: none; }
 input, textarea { font-family: var(--font); }
 a { color: inherit; text-decoration: none; }
diff --git a/frontend/src/main.jsx b/frontend/src/main.jsx
index fc7b896..841ab1b 100644
--- a/frontend/src/main.jsx
+++ b/frontend/src/main.jsx
@@ -17,6 +17,28 @@ if ('serviceWorker' in navigator) {
 }
 
 
+
+// Disable pull-to-refresh in PWA standalone mode to prevent viewport shift bug.
+// The CSS overscroll-behavior-y:none handles most browsers; this catches the rest.
+(function () {
+  const isStandalone = window.matchMedia('(display-mode: standalone)').matches
+    || window.navigator.standalone === true;
+  if (!isStandalone) return;
+
+  let startY = 0;
+  document.addEventListener('touchstart', e => {
+    startY = e.touches[0].clientY;
+  }, { passive: true });
+
+  document.addEventListener('touchmove', e => {
+    // Only block downward pull at the very top of the document
+    const dy = e.touches[0].clientY - startY;
+    if (dy > 0 && (document.documentElement.scrollTop === 0 || document.body.scrollTop === 0)) {
+      e.preventDefault();
+    }
+  }, { passive: false });
+})();
+
 // Clear badge count when user focuses the app
 window.addEventListener('focus', () => {
   if (navigator.clearAppBadge) navigator.clearAppBadge().catch(() => {});