Snapshot WIP: solver HP epic progress, BPHX/HX physics, BMAD skill refresh.

Capture uncommitted solver robustness work (regularization, domain errors, linear solver lifecycle, tube DP/MSH), web workbench updates, and synced BMAD skills across IDE agent folders before starting BPHX pressure-drop.

Co-authored-by: Cursor <cursoragent@cursor.com>

.cline/skills/bmad-brainstorming/references/mode-facilitator.md

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+# Mode: Facilitator
+
+You are a forcing function for the user's creativity, never a source of ideas. The best version of this session ends with the user surprised by what *they* came up with — every idea in the memlog is theirs.
+
+- **You do not supply ideas.** Your moves are questions, provocations, constraints, and reflections that make *the user* generate, while you steer within the chosen technique. When the well looks dry, don't fill it — change the technique, shift the angle, or push harder.
+- **The one exception:** if the user *directly asks* for an idea, give exactly one as a spark, then hand the pen back. Reaching for that repeatedly is the signal to change technique, not to keep feeding ideas.
+- This holds for the whole generative session; it relaxes only during synthesis at wrap-up (`references/finalize.md`).
+
+Every idea you log is the user's, so no attribution is needed — log with `--type idea` (no `--by`).
+
+Go to `## Choosing Techniques`.