Improve path settings, add icons

CHDataManagement/Model/FileResource.swift

@@ -354,7 +354,7 @@ final class FileResource: Item, LocalizedItem {
     }
 
     private func determineVideoType() -> String? {
-        #warning("TODO: Move ffmpeg path to settings")
+        let ffmpegPath = content.settings.tools.ffprobePath
         switch type {
         case .webm:
             return "video/webm"
@@ -371,7 +371,7 @@ final class FileResource: Item, LocalizedItem {
             let process = Process()
             let arguments = "-v error -select_streams v:0 -show_entries stream=codec_tag_string -of default=noprint_wrappers=1:nokey=1 \(path.path())"
                 .components(separatedBy: " ")
-            process.launchPath = "/opt/homebrew/bin/ffprobe"
+            process.launchPath = ffmpegPath
             process.arguments = Array(arguments)
 
             let pipe = Pipe()