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>

NOTICE

@@ -21,6 +21,22 @@ htmx 2.0.4 (internal/web/view/static/htmx.min.js)
   Licence: Zero-Clause BSD (0BSD)
   https://github.com/bigskysoftware/htmx
 
+Bulma 1.0.4 (internal/web/view/static/bulma.min.css)
+  Copyright (c) 2023 Jeremy Thomas
+  Licence: MIT
+  https://github.com/jgthms/bulma
+  Distributed unmodified.
+
+Tabler Icons 3.49.0
+  Copyright (c) 2020-2026 Paweł Kuna
+  Licence: MIT
+  https://github.com/tabler/tabler-icons
+  Distributed as two files:
+    internal/web/view/static/tabler-icons.css
+    internal/web/view/static/tabler-icons.woff2
+  Webfont subset to the 57 icons the panel uses, made with fontTools
+  pyftsubset.
+
 IBM Plex Sans / IBM Plex Mono
   Copyright © 2017 IBM Corp., with Reserved Font Name "Plex"
   Licence: SIL Open Font License 1.1