v0.1.11

[0.1.11] - 2026-05-05

🚀 Features

• (transcripts) Add AssistantDiagnostics and CacheMissReason types
• (transcripts) Add AssistantMessage.diagnostics field
• (transcripts) Add attributionAgent and attributionPlugin on AssistantEntry
• (transcripts) Add attributionSkill on AssistantEntry
• (transcripts) Add AgentListingDelta attachment variant
• (transcripts) Add apiErrorStatus on AssistantEntry
• (transcripts) Add AutoMode and AutoModeExit attachment variants
• (transcripts) Add readdedNames on deferred_tools_delta attachment
• (transcripts) Add imagePasteIds on queued_command attachment
• (transcripts) Add PlanFileReference attachment variant
• (ingest) Add attribution and cache_miss_reason columns to assistant_entries
• (ingest) Populate attribution and cache_miss_reason columns from typed fields
• (ingest) Plumb api_error_status, plan_file_reference, readdedNames to DB
• (serve) Cost-decomposition flamegraph at /cost
• (serve) Replace /cost flamegraph with sorted-row drilldown
• (web) Redesign /cost page with editorial hero and unified hierarchy
• Improved skills
• (cct) Add report usage and extract sessions subcommands

🐛 Bug Fixes

• (build) Re-run npm ci when package-lock.json changes

🚜 Refactor

• (transcripts) Generalize opt_nullable serde helper over T

📚 Documentation

• (skill) Add cumulative cost analysis to claude-usage-db

⚙️ Miscellaneous Tasks

• Rename repo to cct and reframe README
• Updated readme banner
• Backfill v0.1.10 changelog section
• Shrink readme banner png 1.5M -> 315K (palette quantize)
• (skills) Rename claude-usage-db -> cct-db
• (demo) Add /cost screenshot, sync build.sh with new schema cols
• Release v0.1.11

v0.1.10

[0.1.10] - 2026-05-03

🚀 Features

• (ingest) Add cct update self-updater
• (ingest) Version_check module with cache, TTL, banner, gates, fetcher, public API
• (ingest) Call version_check from main

🐛 Bug Fixes

• (ingest) Mirror /releases/latest semantics in version_check fetcher
• (ingest) Address reviewer follow-ups for update-notifier
• (ingest) Use NamedTempFile in parse tests to eliminate pid+nanos collisions

📚 Documentation

• Document cct update-notifier banner

⚙️ Miscellaneous Tasks

• Release v0.1.10

v0.1.9

[0.1.9] - 2026-05-02

🚀 Features

• (transcripts) Support last-prompt leafUuid format
• (transcripts) Support hook_stopped_continuation, hook_system_message, todo_reminder attachments

🐛 Bug Fixes

• (transcripts) Tolerate optional hook duration and image-laden queued prompts

💼 Other

• Add tempfile workspace dev-dep for ingest tests
• Sync Cargo.lock for tempfile dev-dep

🚜 Refactor

• (ingest) Extract run_ingest with RunSummary for test-callability

📚 Documentation

• Spec for last-prompt leafUuid format support
• (spec) Clarify migration drop-and-recreate
• (spec) Rev 2 — faithful storage + recursive view, empirical findings
• (spec) Fix recursive CTE row ordering
• (spec) Rev 3 — pivot to faithful pass-through, drop chain-walk view
• (spec) Rev 3.1 — fixture-bind criteria, SKILL.md update, demo UUID rationale
• (spec) Rev 3.2 — apply 2nd-round review fixes (test harness, soft-ref, observability)
• (skill) Note last_prompt NULL on new format, leaf_uuid soft join

🧪 Testing

• (ingest) Integration test for last_prompt format matrix

⚙️ Miscellaneous Tasks

• (demo) Pass leaf_uuid through last_prompt_entries projection
• Address review nits
• Release v0.1.9

v0.1.8

[0.1.8] - 2026-04-17

🐛 Bug Fixes

• (ci) Use 'target' (singular) in setup-rust-toolchain for release

⚙️ Miscellaneous Tasks

• Release v0.1.8

v0.1.3

[0.1.3] - 2026-04-17

🚀 Features

• (pricing) Explicit per-model rates + family fallback

🐛 Bug Fixes

• (pricing) Correct opus-4-6 rate, add opus-4-7 and sonnet-4-5

⚙️ Miscellaneous Tasks

• Release v0.1.3

v0.1.2

[0.1.2] - 2026-04-16

🚀 Features

• Added improved screenshots.
• (ui) Consistent tool/agent cards, eager subagent preloading
• (ui) Full CSS polish — Inter/JetBrains Mono fonts, larger sizes, depth, grouped controls
• (dashboard) Add typical-week baseline bar for grounding
• (dashboard) Add token-stream cost split panel (main vs sidechain)
• (dashboard) Add artifact leaderboard (writes, agent prompts, tool results)
• (dashboard) Add context-size distribution + 200k+ session flag
• (dashboard) Top 1% most-expensive turns leaderboard
• (dashboard) Add two-regime time-series (volume vs per-session cost)
• (dashboard) Add first-turn cache-creation distribution
• (dashboard) Add mid-session cache-invalidation event analysis
• (dashboard) Add compaction events panel
• (dashboard) Add hour-of-day cost histogram
• (dashboard) Add hook frequency/duration panel
• (dashboard) Add MCP tool result size panel
• (dashboard) Add parent-model-at-spawn breakdown to agent panel
• (dashboard) Add top Reads by per-call size
• (dashboard) Add Bash longest + most-repeated leaderboards
• (dashboard) Add skill invocation stats
• (dashboard) Final Overview/Outliers layout + README updates
• (dashboard) Baseline shows per-week actuals + median + mean
• (cct) XDG-compliant default DB path + cct info subcommand
• (dashboard) Deep-link top turns to specific transcript entry
• (timeline) Show compact boundary events as cards

🐛 Bug Fixes

• (ingest) Gracefully drop unknown serde variants instead of failing
• (types) Harden serde parsing against future transcript layout changes
• (dashboard) Fix URL sync stale project param + remove dead goHome callback
• (dashboard) Correct context-size formula + add Recharts null guards
• (dashboard) Add flex column gap to GlobalDashboard outer div for panel spacing
• (dashboard) Replace per-week actuals with titled median/mean baseline

🚜 Refactor

• (skills) Rewrite optimize-usage with hypothesis-first methodology
• (skills) Rewrite claude-usage-db with progressive disclosure
• (dashboard) Remove project filter, consolidate to single time-scoped dashboard

📚 Documentation

• Reframe README around skills, introduce cct as first-party binary
• Tighten skill blurbs, add viewer + release sections, move cct reference to crate README
• Add ui polish design spec

⚙️ Miscellaneous Tasks

• Skip build for non-code changes
• Expand .gitignore for parquet, duckdb tmp, DS_Store, and out/
• Add git-cliff changelog automation
• Release v0.1.2

v0.1.1

[0.1.1] - 2026-04-15

🐛 Bug Fixes

• (ingest) Move web/ into crate so publish verification works

⚙️ Miscellaneous Tasks

• Release from committed version, drop tag-based version patching
• Ignore local dev artifacts (.claude, test, *.duckdb)
• Release v0.1.1