feat(editor): import external audio tracks (voiceover / BGM / SFX) - #502

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operametrix:feat/import-audio-tracks

Commits on Aug 24, 2026

feat(editor): add audio-track data model for external audio import

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9f9d669
feat(editor): import external audio files as audio-kind assets

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95e80d6
feat(editor): add timeline state ops for imported audio tracks

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255b9f2
feat(editor): import audio onto the timeline with a lane and inspector

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336f5fc
feat(editor): drag and trim audio tracks on the timeline lane

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1affb14
feat(editor): play imported audio tracks in the preview

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db66bbc

Commits on Aug 25, 2026

feat(export): mix imported audio tracks into the exported MP4

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79efff1
feat(editor): fold audio import into the single "Import media" button

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5310b28
fix(editor): smooth audio-track preview and stop audio becoming a clip

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a6ca70b
feat(editor): add audio from the timeline toolbar, not the media tab

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7b167ae
refine(editor): tidy the audio toolbar button and inspector pane

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5dd510d
refine(editor): reposition Add audio and make Delete track span

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84a439d
refine(editor): match the audio-track pane to the global Audio pane

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86a78b9
refactor(editor): drop the superseded audio-track move/resize ops

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0ef1af3
refactor(editor): remove the mute feature from imported audio tracks

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f7c4062
docs: list audioTracks[] in the document-model top-level shape

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1cc8f0e
fix(editor): address CodeRabbit review on the audio-import PR (#502)

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73c1e4d
feat(editor): honor imported-track boost in the preview (CodeRabbit #5)

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f5339a2
feat(editor): always show the audio lane + an "Add audio" shortcut (M)

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93ae2ad
fix(editor): sync imported audio tracks to trims in the export (issue #350)

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ee68186