Fix ChatGPT update date for v0.3.4

CHANGELOG.md

@@ -1,5 +1,12 @@
 # Changelog
 
+## 0.3.4 — 2026-09-01
+
+- Derive the ChatGPT launch-button date dynamically from the installed
+  executable's local package/update timestamp instead of hardcoding a version.
+- Verify that the existing ChatGPT app button still brings a minimized app
+  window to the foreground after the package update.
+
 ## 0.3.3 — 2026-09-01
 
 - Show the installed ChatGPT package/version and Codex CLI version in the two

README.md

@@ -66,7 +66,9 @@
   native expandable section, which opens automatically after recent activity.
 - Launches an installed ChatGPT desktop app or Codex CLI directly, with native
   installation guidance when either is missing. Web shortcuts cover ChatGPT,
-  Codex Cloud and ChatGPT Analytics.
+  Codex Cloud and ChatGPT Analytics. The ChatGPT launch tooltip derives its
+  displayed date from the installed executable's local package/update timestamp;
+  this is not an upstream publication-date guarantee.
 - Shows `5h` automatically only when an active API limit exposes that window;
   an accompanying `7d` panel block can be hidden in settings while unnamed
   internal buckets stay hidden.
@@ -92,7 +94,7 @@ cd cinnamon-chatgpt-usage
 Then open **System Settings → Applets** and add **ChatGPT Usage** to a panel.
 Requirements: Cinnamon 5.8+, Python 3 and a current
 [Codex CLI](https://learn.chatgpt.com/docs/codex/cli#getting-started) signed in
-with ChatGPT. Version 0.3.1 is tested on Cinnamon 6.6.9 with Codex CLI 0.150.1.
+with ChatGPT. Version 0.3.4 is tested on Cinnamon 6.6.9 with Codex CLI 0.152.0.
 
 Run `./install.sh` again after updates. `./uninstall.sh` removes the applet while
 retaining its settings.

applet.js

@@ -28,8 +28,6 @@ const CODEX_CLOUD_URL = "https://chatgpt.com/codex/cloud";
 const ANALYTICS_URL = "https://chatgpt.com/codex/cloud/settings/analytics#usage";
 const CHATGPT_LINUX_INSTALL_URL = "https://learn.chatgpt.com/docs/linux/linux-app";
 const CODEX_CLI_INSTALL_URL = "https://learn.chatgpt.com/docs/codex/cli#getting-started";
-const CHATGPT_RELEASE_VERSION = "26.825.51511";
-const CHATGPT_RELEASE_DATE = "30.08.2026";
 const CODEX_RELEASE_VERSION = "codex-cli 0.152.0";
 const CODEX_RELEASE_DATE = "01.09.2026";
 const PANEL_FONT_SCALE = 0.95;
@@ -1048,6 +1046,7 @@ class ChatGptUsageApplet extends Applet.Applet {
         const codexPath = this._resolveCodexPath();
         const codexCommand = this._codexTerminalCommand(codexPath);
         const chatGptVersion = this._chatGptAppVersion(chatGptApp);
+        const chatGptInstallDate = this._chatGptAppInstallDate(chatGptApp);
         const codexVersion = this._commandVersion(codexPath);
         const item = new PopupMenu.PopupBaseMenuItem({
             reactive: false,
@@ -1111,11 +1110,7 @@ class ChatGptUsageApplet extends Applet.Applet {
                 Boolean(chatGptApp),
                 chatGptVersion,
                 "chatgpt",
-                this._knownReleaseDate(
-                    chatGptVersion,
-                    CHATGPT_RELEASE_VERSION,
-                    CHATGPT_RELEASE_DATE
-                )
+                chatGptInstallDate
             )
         );
         this._codexButton = this._createLaunchButton(
@@ -1477,6 +1472,26 @@ class ChatGptUsageApplet extends Applet.Applet {
         return version === knownVersion ? releaseDate : null;
     }
 
+    _chatGptAppInstallDate(appInfo) {
+        if (!appInfo) return null;
+        try {
+            const executable = appInfo.get_executable();
+            const executablePath = GLib.find_program_in_path(executable);
+            if (!executablePath) return null;
+            const fileInfo = Gio.File.new_for_path(executablePath).query_info(
+                "time::modified",
+                Gio.FileQueryInfoFlags.NONE,
+                null
+            );
+            return UsageFormat.formatLocalDate(
+                fileInfo.get_attribute_uint64("time::modified")
+            );
+        } catch (error) {
+            global.logWarning(`${UUID}: could not inspect ChatGPT package date: ${error}`);
+            return null;
+        }
+    }
+
     _chatGptAppVersion(appInfo) {
         if (!appInfo) return null;
         try {

metadata.json

@@ -4,7 +4,7 @@
   "description": "A tiny Cinnamon companion that keeps ChatGPT Work and Codex usage beautifully in view.",
   "comments": "Made with love by Claudiu & Codex. 🩷\n\nhttps://github.com/oss-singularity/cinnamon-chatgpt-usage",
   "contributors": "OSS Singularity — open-source home of the project,Claudiu Schuster — creator and maintainer,OpenAI Codex — design and engineering collaborator",
-  "version": "0.3.3",
+  "version": "0.3.4",
   "author": "OSS Singularity",
   "max-instances": 1,
   "cinnamon-version": ["5.8", "6.0", "6.2", "6.4", "6.6"],

tests/test-usage-format.js

@@ -496,6 +496,21 @@ assertEqual(
     "chatgpt 26.825.51511 — 30.08.2026",
     "Installed ChatGPT tooltip includes release date"
 );
+assertEqual(
+    UsageFormat.formatAppTooltip(true, "26.831.20005", "chatgpt", "01.09.2026"),
+    "chatgpt 26.831.20005 — 01.09.2026",
+    "Updated ChatGPT tooltip includes current release date"
+);
+assertEqual(
+    UsageFormat.formatLocalDate(1788250825),
+    "01.09.2026",
+    "Application package timestamp formats as a local date"
+);
+assertEqual(
+    UsageFormat.formatLocalDate(0),
+    null,
+    "Invalid application package timestamp has no date"
+);
 assertEqual(
     UsageFormat.formatAppTooltip(true, "codex-cli 0.152.0", "", "01.09.2026"),
     "codex-cli 0.152.0 — 01.09.2026",

usage-format.js

@@ -520,6 +520,13 @@ function formatTimestamp(epochSeconds, use24Hour) {
     return dateTime.format(`%x ${timeFormat}`);
 }
 
+function formatLocalDate(epochSeconds) {
+    const seconds = Number(epochSeconds);
+    if (!Number.isFinite(seconds) || seconds <= 0) return null;
+    const dateTime = GLib.DateTime.new_from_unix_local(Math.floor(seconds));
+    return dateTime.format("%d.%m.%Y");
+}
+
 function formatRelativeTime(epochSeconds, nowSeconds = null) {
     const updatedSeconds = Number(epochSeconds);
     const currentSeconds = nowSeconds === null
@@ -573,6 +580,7 @@ module.exports = {
     formatActivityBucketTooltip,
     formatAccessibleTooltip,
     formatTimestamp,
+    formatLocalDate,
     formatRelativeTime,
     formatAppTooltip
 };