Spelling: American, in the podcast save/drop copy

android/app/src/main/java/com/gregshuflin/synchronicity/podcast/ListenProgressRecorder.kt

@@ -16,7 +16,7 @@ import kotlinx.coroutines.launch
  *
  * The two are not the same lifetime, and that was the bug. Playback here is a
  * [com.gregshuflin.synchronicity.media.PlaybackService], so leaving the player screen does not stop
- * the audio: the notification keeps it going, out of a composition that has since been cancelled.
+ * the audio: the notification keeps it going, out of a composition that has since been canceled.
  * The screen used to own the write loop and flush on its way out, which meant everything after that
  * flush was lost — an hour listened from the lock screen recorded as the two minutes before the
  * user navigated away.

android/app/src/main/java/com/gregshuflin/synchronicity/podcast/PodcastRepository.kt

@@ -41,7 +41,7 @@ private const val MIN_PROGRESS_MS = 3_000L
  *
  * A cache and named like one: the files are content-addressed by the Rust side, so a second play
  * finds one already there, and nothing here removes them — the platform reclaims `cacheDir` under
- * storage pressure, which is the behaviour wanted for a copy that can always be made again.
+ * storage pressure, which is the behavior wanted for a copy that can always be made again.
  */
 private const val PODCAST_AUDIO_CACHE = "podcast-audio"
 
@@ -427,7 +427,7 @@ class PodcastRepository(private val nativeLib: NativeLib) {
      * Download [episode]'s audio and keep it, so it plays with no network.
      *
      * Downloading is one of the moments an episode earns a document, and unlike playing it does not
-     * need the listener to have started — saving a back catalogue for a flight is something the
+     * need the listener to have started — saving a back catalog for a flight is something the
      * user has said about those episodes. The Rust side creates the document and runs the download
      * as a tracked job.
      *

rust/lib/src/agents/podcast.rs

@@ -626,7 +626,7 @@ const DOWNLOAD_CHUNK_BYTES: usize = 64 * 1024;
 ///
 /// Downloading is one of the moments an episode earns a document (see
 /// [`ensure_episode_document`]), and unlike playing it does not require the
-/// listener to have started: a user who saves a feed's back catalogue for a
+/// listener to have started: a user who saves a feed's back catalog for a
 /// flight has said something about those episodes, and the document is where
 /// that is recorded.
 ///