feat(apple-notes): add Homebrew tap install option

Add brew tap jacob-bayer/tap as the primary install method alongside pipx.
Update setup instructions to reflect both options.

skills/apple-notes/SKILL.md

@@ -11,6 +11,14 @@ metadata:
         "requires": { "bins": ["memo"] },
         "install":
           [
+            {
+              "id": "brew",
+              "kind": "brew",
+              "tap": "jacob-bayer/tap",
+              "formula": "memo",
+              "bins": ["memo"],
+              "label": "Install memo via Homebrew",
+            },
             {
               "id": "pipx",
               "kind": "pipx",
@@ -29,6 +37,7 @@ Use `memo notes` to manage Apple Notes directly from the terminal. Create, view,
 
 Setup
 
+- Install (Homebrew): `brew tap jacob-bayer/tap && brew install memo`
 - Install (pipx): `pipx install git+https://github.com/jacob-bayer/memo`
 - Manual (pip): `pip install .` (after cloning the repo)
 - macOS-only; if prompted, grant Automation access to Notes.app.