features update

FEATURES.md

@@ -12,11 +12,11 @@ Features are grouped by priority. Check off items as they are implemented.
 
 - [x] [#012] **Low-confidence word highlighting** — words with `confidence < 0.6` (configurable in Settings) get an orange dotted underline. Hover shows exact confidence %. (2026-05-04)
 
-- [x] [#018] **Audio normalization / loudness targeting** — "Normalize" button in Export panel with LUFS target selector (-14 YouTube, -16 Spotify, -23 Broadcast). Backend: FFmpeg two-pass `loudnorm`. (2026-05-04)
+- [x] [#018] **Audio normalization / loudness targeting** — Integrated checkbox in Export panel with LUFS target selector (-14 YouTube, -16 Spotify, -23 Broadcast). Applied during export via FFmpeg `loudnorm` in the audio filter chain. No intermediate files. (2026-05-04)
 
 - [ ] [#024] **Export to transcript text / SRT only** — some users just want a clean `.txt` or `.srt` of the edited transcript without rendering video.
 
-- [ ] [#023] **Batch silence removal** — full-file scan + remove all pauses above threshold in one click. Distinct from the manual trimmer above; this is a "fix the whole file" operation.
+- [x] [#023] **Batch silence removal** — full-file scan + remove all pauses above threshold in one click. Implemented by `SilenceTrimmerPanel` + `POST /audio/detect-silence` (FFmpeg silencedetect).
 
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@@ -80,7 +80,7 @@ These aren't features to build — they're things to make more visible in the UI
 - [#029] AI filler word detection and removal (Ollama / OpenAI / Claude)
 - [#030] AI clip suggestions for social media
 - [#031] Noise reduction (DeepFilterNet or FFmpeg ANLMDN)
-- [#032] Export: fast stream-copy or full reencode (MP4/MOV/WebM, 720p/1080p/4K)
+- [#032] Export: fast stream-copy or full reencode (MP4/MOV/WebM/WAV, 720p/1080p/4K). WAV available for audio-only inputs.
 - [#033] Captions: SRT, VTT, ASS burn-in with font/color/position options
 - [#034] Speaker diarization
 - [#035] Project save / load (.aive JSON format)