Fix warnings

Author: KirovAir

.github/workflows/build-and-deploy.yml

@@ -53,6 +53,8 @@ jobs:
                 if: runner.os == 'macOS'
                 run: |
                     set -euo pipefail
+                    # The runner image ships an untrusted tap that brew now warns about on every call.
+                    brew untap aws/tap 2>/dev/null || true
                     brew install mkvtoolnix ffmpeg
                     # Production and the other runners are on ffmpeg 8.1; fail fast if
                     # brew is behind (the MP4 udta.name round-trip is broken pre-8.0).

Muxarr.Web/Components/Shared/AppDataBanner.razor

@@ -1,14 +1,10 @@
 @using Muxarr.Data
 
-@* Decided once at startup; the log is easy to miss, so an install still on /data gets a permanent bar. *@
 @if (ContainerAppData.State == AppDataState.LegacyLocation)
 {
-    <div class="alert alert-warning d-flex align-items-start gap-2 mb-3" role="alert">
-        <i class="bi bi-exclamation-triangle-fill mt-1"></i>
-        <div>
-            <strong>Muxarr now keeps its database in <code>/config</code>, but this install still runs from <code>/data</code>.</strong>
-            <span> Mount your appdata folder at <code>:/config</code> instead of <code>:/data</code> and restart. If it lives in a Docker volume, copy it out first. Nothing is moved automatically.</span>
-            <a class="ms-1" href="https://muxarr.app/docs/faq.html#appdata" target="_blank" rel="noopener">How to fix</a>
-        </div>
+    <div class="alert alert-warning py-2 small mb-3" role="alert">
+        <i class="bi bi-info-circle me-1"></i>
+        Muxarr moved its appdata to <code>/config</code>, the same layout as the linuxserver containers. This install still runs from <code>/data</code>, which keeps working; when you have a minute, mount your appdata folder at <code>:/config</code> instead of <code>:/data</code> and restart.
+        <a href="https://muxarr.app/docs/faq.html#appdata" target="_blank" rel="noopener">How to</a>
     </div>
 }

Muxarr.Web/Components/Shared/Modals/NotificationEditModal.razor

@@ -55,7 +55,7 @@
                 {
                     <input type="@(field.Type == FieldType.Url ? "url" : "text")" class="form-control"
                            @bind:get="Config.Settings.GetValueOrDefault(name, string.Empty)"
-                           @bind:set="@((string v) => Config.Settings[name] = v)"
+                           @bind:set="@(v => Config.Settings[name] = v ?? string.Empty)"
                            placeholder="@field.Placeholder"/>
                 }
                 @if (!string.IsNullOrEmpty(field.HelpText))