Add CHANGELOG.md

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

CHANGELOG.md

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+# Changelog
+
+## The Temple (Track 9)
+- New track: A Phrygian (Bhairavi), 65 BPM, shruti just intonation, A=432 Hz
+- Singing bowls, tambura drone, harmonium, bansuri, tabla, theremin
+- Triple sitar solo with 32nd note jhala shredding
+- Tabla solo with 32nd note tukra cascade
+- Electronic kick enters at bar 49, four-on-the-floor at the peak
+- Room tone pad (noise through taj_mahal reverb) for ambient space
+
+## The Interruption (Track 8)
+- New track: D minor, 85 BPM — string quartet ambushed by drum & bass
+- Baroque harpsichord + violin/viola/cello quartet, cathedral reverb
+- Bar 33: breakbeat + 808 kick + sub bass + reese slam in
+- Strings keep playing unshaken, beat dissolves, quartet wins
+- Sub bass cranked to 0.9, kick at 1.0, breakbeat at 0.9
+
+## Deep Time (Track 7)
+- New track: B minor, 40 BPM, just intonation — 7.5 min ambient drone
+- Tingsha, rainstick, finger cymbals, singing bowls, didgeridoo
+- Sine drones, harmonium, theremin emotional break, choir, cello
+- Noise wind with LFO-controlled filter and volume
+
+## Silk Road (Track 6)
+- New track: D minor, 95 BPM — caravan picking up musicians
+- China (koto) → India (sitar + tabla) → Persia (mandolin + doumbek) → Mediterranean (guitar + cajon) → all together
+
+## Acid Reign (Track 5)
+- New track: A minor, 140 BPM — dual 303 acid bass lines
+- Saw + square 303s with resonant filter sweeps (Q up to 20)
+- Five hand-written 16th note groove patterns
+- Cajon in cathedral reverb, Rhodes pad, 808 sub maxed at 1.0
+- Cajon volume 0.5, reverb pulled to 0.2
+
+## Ghost Protocol (Track 4)
+- New track: F minor, 128 BPM — Portishead intro → Strobe build
+- Dark Rhodes + trip-hop beat, hypnotic saw arp with LFO filter sweep
+- Kick doesn't arrive until bar 49
+- NES square wave melody at the emotional peak
+
+## Chakra (Track 3)
+- New track: root to crown frequency activation journey
+- Shruti tuning at A=432 Hz, ukulele opening
+- Singing bowls, harmonium, tambura, sitar, theremin
+- Metric modulation: 60 → 90 → 108 → 135 BPM
+
+## Culture Clash (Track 2)
+- New track: D minor, 95 BPM — musical fever dream
+- Didgeridoo drone → Rhodes → sitar arps + tabla → Mario World 1-1 → Hotline Bling on steel drum → Nokia ringtone → theremin solo → 16-snare DCI marching cadence
+- Mario gets an 8-bar shred solo with 32nd note scale runs
+
+## Raga Midnight (Track 1)
+- First track: D Phrygian (Bhairavi), shruti just intonation, 90 BPM
+- Tabla, sitar, tambura, dhol
+- Hand-written tabla solo: peshkara → kaida → tukra → tihai
+
+## play.py
+- Interactive curses track picker with animated header
+- Playback with progress bar
+- `--from` / `--to` measure ranges, `--from-time` / `--to-time` time ranges
+- `--solo` / `--mute` parts, `--bpm` / `--pitch` / `--volume` overrides
+- WAV export, MIDI export, `--info`, `--parts`, `--list`