chore(skills): re-vendor the documents that moved upstream

.changepacks/changepack_log_skill_refresh.json

@@ -0,0 +1,7 @@
+{
+  "changes": {
+    "crates/devup-mcp/Cargo.toml": "Patch"
+  },
+  "note": "Re-vendored the embedded agent skill documents that moved in their source repositories: devup-ui. The copies in this binary are what `devup_skills install` writes on a machine with no network, so a copy that has fallen behind installs rules the upstream project no longer states. Opened automatically by the scheduled skill-drift job; the bytes here are exactly what scripts/refresh-skills.mjs produced.",
+  "date": "2026-10-26T06:19:13+00:00"
+}

crates/devup-mcp/src/server/skills/devup-ui/SKILL.md

@@ -543,16 +543,6 @@ Do not add `include`, `optimizeDeps.exclude` or `ssr.noExternal` entries for it.
 They are redundant, and writing them suggests to the next reader that a devup-ui
 package needs wiring when none does.
 
-This reset-css rule is not a blanket ban on diagnosing a different package's
-RSC optimizer warning. If `rsc:use-client` names `@devup-ui/react` hooks as
-"inconsistently optimized", record the exact versions and test that package's
-exclusion separately. An exclusion does not fix the dev-only race where CSS
-extraction writes `df/devup-ui/*.css` and triggers an SSR `program reload`
-during a request. Capture server logs with the runtime audit's `--server-log`
-option, stabilize the dev server and rerun affected screens before changing
-responsive page code. Do not disable generated CSS watching as a permanent
-fix; doing so also disables CSS hot updates.
-
 **It is a normalize, not a preflight.** It sets `box-sizing: border-box`
 globally and zeroes a few margins, but for form controls it does exactly two
 things: