Release v1.4.0

✨ Features

• feat(fetcher): add stock_watchlist (Yahoo Finance, 9 shapes) (69e2138)
• feat(fetcher): add crypto_watchlist (CoinGecko, 9 shapes) (4f2b124)
• feat(fetcher/github): add Bars shape to action_history + expand samples (34a22cc)
• feat(xtask): use camera icon as image-shape placeholder (ea9f2fe)
• feat(layout): support nested rows in ChildConfig (003ca0d)
• feat(xtask): render demo dashboard under every theme preset (cdd60e6)
• feat(xtask): generic gallery pipeline for usecases & community (b45d9d0)
• feat(xtask): generate preset descriptions index for the docs gallery (b2f9e22)
• feat(xtask): top-align dashboard snapshots with synthesised theme-bg padding (eb0e404)
• feat(xtask): bundle placeholder PNG for image widgets without sample data (ca47afc)
• feat(docs-site): style splash-config details for collapsible source code (6e18cda)
• feat(docs-site): nest Showcases sidebar with Themes / Presets / Use cases / Community (e0106ef)
• feat(docs-site): split Showcases into nested pages (4a8f35c)
• feat(examples): add community submission scaffold (7ae2562)
• feat(examples): add usecases gallery with 8 tool-focused dashboards (6003eed)

🐛 Bug Fixes

• fix(fetcher/crypto_watchlist): subtract period min for sparkline values (45ea15a)
• fix(xtask): scrub LC_TERMINAL so media_image's picker stays on halfblocks (3b047b6)
• fix(xtask): preserve inner renderer options when deanimating animation wrappers (32934ba)

📝 Other Changes

• chore: bump version to v1.4.0 (c9528c8)
• style(fetcher/todoist): apply rustfmt to expanded Timeline sample (126e288)
• refactor(usecase): replace project_workspace with project_welcome (2478d5c)
• refactor(usecase/project_ci): layered status + per-branch row + open PRs (ced51c2)
• refactor(usecase/project_book): denser cover band + manuscript-coded panels (a5ec3c1)
• refactor(usecase/home_todoist): trim to a clean 3-column kanban (02a406f)
• refactor(usecase/home_system_monitor): unify gauges and stack readouts (6844510)
• refactor(usecase): replace home_quiet_companion with home_companions (ee0b8cf)
• refactor(usecase/home_linear): rebuild as 3-shape Overview (48487a5)
• chore(fetcher/todoist): expand task sample data (76e1911)
• chore: update flake.nix hashes for v1.3.1 (98a783e)
• docs(xtask): clarify SNAPSHOT_HEIGHT comment and deanimate test rationale (3d0d862)
• chore(docs-site): refresh package-lock.json (d0c34b7)
• docs(AGENTS): document curation tiers and showcase gallery workflow (f3dbf4d)