fix: force favicon refresh via /favicon.ico

app.py

@@ -252,11 +252,13 @@ def health():
 
 @app.route("/favicon.ico")
 def favicon():
-    return send_from_directory(
+    response = send_from_directory(
         app.static_folder,
         "img/favicon.png",
         mimetype="image/png",
     )
+    response.headers["Cache-Control"] = "no-store, max-age=0"
+    return response
 
 
 if __name__ == "__main__":

templates/admin_login.html

@@ -4,8 +4,9 @@
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <title>Вход в админку | InfraIT</title>
-  <link rel="icon" type="image/png" href="{{ url_for('static', filename='img/favicon.png') }}">
-  <link rel="shortcut icon" href="{{ url_for('static', filename='img/favicon.png') }}">
+  <link rel="icon" type="image/png" href="{{ url_for('favicon') }}">
+  <link rel="shortcut icon" href="{{ url_for('favicon') }}">
+  <link rel="apple-touch-icon" href="{{ url_for('favicon') }}">
   <link rel="preconnect" href="https://fonts.googleapis.com">
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
   <link href="https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Montserrat:wght@600;700;800&display=swap" rel="stylesheet">

templates/admin_settings.html

@@ -4,8 +4,9 @@
   <meta charset="utf-8">
   <meta name="viewport" content="width=device-width, initial-scale=1">
   <title>Настройки сайта | InfraIT</title>
-  <link rel="icon" type="image/png" href="{{ url_for('static', filename='img/favicon.png') }}">
-  <link rel="shortcut icon" href="{{ url_for('static', filename='img/favicon.png') }}">
+  <link rel="icon" type="image/png" href="{{ url_for('favicon') }}">
+  <link rel="shortcut icon" href="{{ url_for('favicon') }}">
+  <link rel="apple-touch-icon" href="{{ url_for('favicon') }}">
   <link rel="preconnect" href="https://fonts.googleapis.com">
   <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin>
   <link href="https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Montserrat:wght@600;700;800&display=swap" rel="stylesheet">

templates/base.html

@@ -11,8 +11,9 @@
   <meta property="og:description" content="Компьютеры, серверы и сети для бизнеса без простоев. Татарстан и Казань с выездом, Россия удаленно.">
   <meta property="og:type" content="website">
   <meta property="og:locale" content="ru_RU">
-  <link rel="icon" type="image/png" href="{{ url_for('static', filename='img/favicon.png') }}">
-  <link rel="shortcut icon" href="{{ url_for('static', filename='img/favicon.png') }}">
+  <link rel="icon" type="image/png" href="{{ url_for('favicon') }}">
+  <link rel="shortcut icon" href="{{ url_for('favicon') }}">
+  <link rel="apple-touch-icon" href="{{ url_for('favicon') }}">
   <meta name="yandex-verification" content="{{ settings.yandex_verification }}">
   {% if settings.yandex_metrika_id %}
   <script>