iptv route consistency [no ci] (#107)

* use localhost in concat playlist

* expose all playlist artwork under /iptv

ErsatzTV.Core/FFmpeg/ConcatPlaylist.cs

@@ -4,7 +4,7 @@
     {
         public override string ToString() =>
             $@"ffconcat version 1.0
-file {Scheme}://{Host}/ffmpeg/stream/{ChannelNumber}
-file {Scheme}://{Host}/ffmpeg/stream/{ChannelNumber}";
+file http://localhost:8409/ffmpeg/stream/{ChannelNumber}
+file http://localhost:8409/ffmpeg/stream/{ChannelNumber}";
     }
 }

ErsatzTV.Core/Iptv/ChannelGuide.cs

@@ -48,7 +48,7 @@ namespace ErsatzTV.Core.Iptv
                     .HeadOrNone()
                     .Match(
                         artwork => $"{_scheme}://{_host}/iptv/logos/{artwork.Path}",
-                        () => $"{_scheme}://{_host}/images/ersatztv-500.png");
+                        () => $"{_scheme}://{_host}/iptv/images/ersatztv-500.png");
                 xml.WriteAttributeString("src", logo);
                 xml.WriteEndElement(); // icon
 
@@ -122,7 +122,7 @@ namespace ErsatzTV.Core.Iptv
                                 .Filter(a => a.ArtworkKind == ArtworkKind.Poster)
                                 .HeadOrNone()
                                 .Match(
-                                    artwork => $"{_scheme}://{_host}/artwork/posters/{artwork.Path}",
+                                    artwork => $"{_scheme}://{_host}/iptv/artwork/posters/{artwork.Path}",
                                     () => string.Empty);
 
                             if (!string.IsNullOrWhiteSpace(poster))
@@ -161,7 +161,7 @@ namespace ErsatzTV.Core.Iptv
                                 .Filter(a => a.ArtworkKind == ArtworkKind.Poster)
                                 .HeadOrNone()
                                 .Match(
-                                    artwork => $"{_scheme}://{_host}/artwork/posters/{artwork.Path}",
+                                    artwork => $"{_scheme}://{_host}/iptv/artwork/posters/{artwork.Path}",
                                     () => string.Empty);
 
                             if (!string.IsNullOrWhiteSpace(poster))

ErsatzTV.Core/Iptv/ChannelPlaylist.cs

@@ -33,7 +33,7 @@ namespace ErsatzTV.Core.Iptv
                     .HeadOrNone()
                     .Match(
                         artwork => $"{_scheme}://{_host}/iptv/logos/{artwork.Path}",
-                        () => $"{_scheme}://{_host}/images/ersatztv-500.png");
+                        () => $"{_scheme}://{_host}/iptv/images/ersatztv-500.png");
 
                 string shortUniqueId = Convert.ToBase64String(channel.UniqueId.ToByteArray())
                     .TrimEnd('=')

ErsatzTV/Controllers/ArtworkController.cs

@@ -28,6 +28,7 @@ namespace ErsatzTV.Controllers
             _httpClientFactory = httpClientFactory;
         }
         
+        [HttpGet("/iptv/artwork/posters/{fileName}")]
         [HttpGet("/artwork/posters/{fileName}")]
         public async Task<IActionResult> GetPoster(string fileName)
         {
@@ -48,6 +49,7 @@ namespace ErsatzTV.Controllers
                 Right: r => new FileContentResult(r.Contents, r.MimeType));
         }
 
+        [HttpGet("/iptv/artwork/posters/plex/{plexMediaSourceId}/{*path}")]
         [HttpGet("/artwork/posters/plex/{plexMediaSourceId}/{*path}")]
         public Task<IActionResult> GetPlexPoster(int plexMediaSourceId, string path) =>
             GetPlexArtwork(