Symlink /commit-msg skill, tidy local settings

- Replace in-repo `SKILL.md` copy with symlink to
  global `~/.claude/skills/commit-msg/SKILL.md`
- Reorg `settings.local.json` perms into grouped
  sections + add `uv run` entry
- Ignore per-skill `conf.toml` in `.gitignore`

(this commit msg was generated in some part by [`claude-code`][claude-code-gh])
[claude-code-gh]: https://github.com/anthropics/claude-code

Author: goodboy

.claude/settings.local.json

@@ -9,24 +9,25 @@
       "Bash(git log *)",
       "Bash(git status)",
       "Bash(git remote:*)",
+      "Bash(git stash:*)",
+      "Bash(git mv:*)",
       "Bash(test:*)",
       "Bash(ls:*)",
       "Bash(grep:*)",
-      "Bash(git mv:*)",
       "Bash(python:*)",
-      "Bash(find:*)",
       "Bash(python3:*)",
-      "Bash(git stash:*)",
+      "Bash(find:*)",
       "Bash(ln:*)",
-      "Bash(UV_PROJECT_ENVIRONMENT=py313 uv sync:*)",
-      "Bash(gh pr:*)",
       "Bash(cat:*)",
+      "Bash(mkdir:*)",
+      "Bash(gh pr:*)",
       "Bash(gh api:*)",
-      "Skill(run-tests)",
-      "Bash(git:*)",
       "WebFetch(domain:github.com)",
       "WebFetch(domain:datatracker.ietf.org)",
-      "Bash(mkdir:*)",
+      "Bash(UV_PROJECT_ENVIRONMENT=py313 uv sync:*)",
+      "Bash(UV_PROJECT_ENVIRONMENT=py313 uv run:*)",
+      "Skill(run-tests)",
+      "Bash(echo EXIT:$?:*)"
     ],
     "deny": [],
     "ask": []

.claude/skills/commit-msg/SKILL.md

@@ -0,0 +1 @@
+/home/goodboy/.claude/skills/commit-msg/SKILL.md

.claude/skills/commit-msg/SKILL.md

@@ -118,6 +118,9 @@ venv.bak/
 # XXX, for rn, so i can telescope this file.
 !/.claude/skills/pr-msg/pr_msg_LATEST.md
 
+# per-skill session/conf (machine-local)
+.claude/skills/*/conf.toml
+
 # nix develop --profile .nixdev
 .nixdev*