panel-redesign: vendor Bulma 1.0.4 and the Tabler icon subset

Stage 0, step 1. Nothing links the new files yet; the old panel is unchanged.

  - static/bulma.min.css: css/bulma.min.css of npm bulma@1.0.4, byte for
    byte (tarball integrity checked against the registry;
    sha256 67fa26df1ca9e95d8f2adc7c04fa1b15fa3d24257470ebc10cc68b9aab914bee).
  - static/tabler-icons.css + tabler-icons.woff2: @tabler/icons-webfont
    3.49.0 subset with fontTools pyftsubset to the 57 icons the mockups use
    (the plan said 58; the count is 57).
  - NOTICE and development.md § Vendored front-end list both, MIT.
  - Roadmap: panel-redesign is agreed (owner, 2026-10-09), 6/27; the entry no
    longer says 29 screens or that Health is undecided.

Co-Authored-By: Claude Haiku 5.5 <noreply@anthropic.com>

CHANGELOG.md

@@ -5,6 +5,17 @@ Format follows [Keep a Changelog](https://keepachangelog.com/en/1.1.0/); version
 
 ## [Unreleased]
 
+### Added
+
+- panel-redesign (stage 0): Bulma 1.0.4 and a 57-icon subset of Tabler Icons
+  3.49.0 are vendored under `/static` (MIT, listed in NOTICE). Nothing links
+  them yet; the old panel is unchanged.
+
+### Changed
+
+- panel-redesign is `agreed` (owner, 2026-10-09); work starts with stage 0,
+  the component kit.
+
 ## [1.9.5] - 2026-10-09
 
 CI-only cut: the release workflow no longer breaks the multi-arch image it