docs: integrate Homebrew tap update into release flow

Co-authored-by: Dinakar Sarbada <dinakars777@users.noreply.github.com>

CHANGELOG.md

@@ -1,5 +1,8 @@
 # Changelog
 
+## Unreleased
+- Add a release helper for Homebrew tap updates; thanks @dinakars777.
+
 ## 0.2.0 - 2026-05-04
 - Add location-based reminder triggers via `--location`, `--leaving`, and `--radius`
 - Add simple recurrence support via `--repeat` and `--no-repeat`

docs/RELEASING.md

@@ -30,8 +30,9 @@
      ```sh
      gh release create v0.2.0 /tmp/remindctl-macos.zip -t "v0.2.0" -F /tmp/release-notes.txt
      ```
-5. Homebrew tap
-   - Update `../homebrew-tap/Formula/remindctl.rb` to point at the GitHub release asset.
+5. Update Homebrew tap
+   - Run `scripts/update-homebrew.sh vX.Y.Z` to trigger and watch the centralized formula updater.
+   - Requires a GitHub token with workflow dispatch access to `steipete/homebrew-tap`.
 
 ## What happens in CI
 - Release signing + notarization are done locally via `scripts/sign-and-notarize.sh`.

scripts/update-homebrew.sh

@@ -0,0 +1,50 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+if [[ $# -ne 1 ]]; then
+  echo "Usage: $0 <release-tag>" >&2
+  exit 1
+fi
+
+TAG="$1"
+TAP_REPO="steipete/homebrew-tap"
+WORKFLOW="update-formula.yml"
+SAFE_TAG=$(printf '%s' "$TAG" | tr -c 'A-Za-z0-9._-' '-')
+REQUEST_ID="remindctl-${SAFE_TAG}-$(date -u +%Y%m%dT%H%M%SZ)-$$"
+
+gh workflow run "$WORKFLOW" \
+  --repo "$TAP_REPO" \
+  --ref main \
+  -f formula=remindctl \
+  -f tag="$TAG" \
+  -f repository=steipete/remindctl \
+  -f macos_artifact="remindctl-macos.zip" \
+  -f request_id="$REQUEST_ID"
+
+echo "Homebrew tap update dispatched: $REQUEST_ID"
+
+RUN_ID=""
+for _ in {1..30}; do
+  RUN_ID=$(gh run list \
+    --repo "$TAP_REPO" \
+    --workflow "$WORKFLOW" \
+    --branch main \
+    --limit 20 \
+    --json databaseId,displayTitle \
+    --jq ".[] | select(.displayTitle | contains(\"($REQUEST_ID)\")) | .databaseId" \
+    | head -n 1)
+
+  if [[ -n "$RUN_ID" ]]; then
+    break
+  fi
+
+  sleep 2
+done
+
+if [[ -z "$RUN_ID" ]]; then
+  echo "Timed out waiting for Homebrew tap workflow run: $REQUEST_ID" >&2
+  echo "Monitor: https://github.com/$TAP_REPO/actions/workflows/$WORKFLOW" >&2
+  exit 1
+fi
+
+gh run watch "$RUN_ID" --repo "$TAP_REPO" --exit-status