chore: add automated release and version bump workflows

Author: cloudbr34k84

.github/release-drafter.yml

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+# Template for the automatically generated release notes
+name-template: 'PocketSmith v$RESOLVED_VERSION'
+tag-template: 'v$RESOLVED_VERSION'
+
+# Categorise commits into sections based on conventional commit types
+categories:
+  - title: '🚀 New Features'
+    labels:
+      - 'feature'
+    collapse-after: 10
+  - title: '🐛 Bug Fixes'
+    labels:
+      - 'bug'
+    collapse-after: 10
+  - title: '🧰 Improvements'
+    labels:
+      - 'improvement'
+    collapse-after: 10
+  - title: '📝 Documentation'
+    labels:
+      - 'documentation'
+    collapse-after: 10
+
+# Map conventional commit prefixes to labels
+autolabeler:
+  - label: 'feature'
+    title:
+      - '/^feat/i'
+  - label: 'bug'
+    title:
+      - '/^fix/i'
+  - label: 'improvement'
+    title:
+      - '/^refactor/i'
+      - '/^chore/i'
+  - label: 'documentation'
+    title:
+      - '/^docs/i'
+
+# Template for the release body
+template: |
+  ## What's Changed
+  $CHANGES
+
+# Automatically bump version based on commit types
+version-resolver:
+  major:
+    labels:
+      - 'breaking-change'
+  minor:
+    labels:
+      - 'feature'
+  patch:
+    labels:
+      - 'bug'
+      - 'improvement'
+      - 'documentation'
+  default: patch

.github/workflows/release.yml

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+name: Automatic Release
+
+# Trigger when a new tag is pushed that starts with 'v'
+on:
+  push:
+    tags:
+      - 'v*'
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: read
+
+    steps:
+      # Checkout the repo
+      - uses: actions/checkout@v4
+        with:
+          ref: main
+
+      # Use release-drafter to automatically generate and publish the release
+      # It will use the commit messages to generate the release notes
+      - uses: release-drafter/release-drafter@v6
+        with:
+          # Automatically publish the release instead of saving as draft
+          publish: true
+          # Use the tag that triggered this workflow as the release tag
+          tag: ${{ github.ref_name }}
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/update-version.yml

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+name: Update Manifest Version
+
+# Trigger this workflow whenever a new release is published on GitHub
+on:
+  release:
+    types: [published]
+
+jobs:
+  update-version:
+    runs-on: ubuntu-latest
+    steps:
+      # Checkout the main branch so we can make changes to it
+      - uses: actions/checkout@v4
+        with:
+          ref: main
+
+      # Strip the 'v' prefix from the tag (e.g. v0.2.4 becomes 0.2.4)
+      # Then update the version field in manifest.json using jq
+      - name: Update version in manifest.json
+        run: |
+          VERSION=${GITHUB_REF_NAME#v}
+          jq --arg version "$VERSION" '.version = $version' custom_components/ha_pocketsmith/manifest.json > tmp.json
+          mv tmp.json custom_components/ha_pocketsmith/manifest.json
+
+      # Commit the updated manifest.json back to the main branch
+      # Uses the github-actions bot as the commit author
+      - name: Commit and push updated manifest
+        run: |
+          git config user.name "github-actions[bot]"
+          git config user.email "github-actions[bot]@users.noreply.github.com"
+          git add custom_components/ha_pocketsmith/manifest.json
+          git commit -m "Bump version to ${GITHUB_REF_NAME}"
+          git push