Add GitHub actions (#55)

* Add GitHub action to set the version in heatpump.yaml when a pull request is merged to master

---------

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>

.github/scripts/set_version.sh

@@ -0,0 +1,53 @@
+#!/usr/bin/env bash
+
+# This script extracts the new version from the
+# file CHANGELOG.md and uses that version to update
+# .esphome.project.version in heatpump.yaml
+
+
+function Message() {
+  local LEVEL="${1:=INFO}"
+  local MESSAGE="${2}"
+  echo "$(basename $0) [${LEVEL}]: ${MESSAGE}"
+}
+
+function Info() {
+  local MESSAGE="${1}"
+  Message "INFO" "${MESSAGE}"
+}
+
+function Warning() {
+  local MESSAGE="${1}"
+  Message "WARNGIN" "${MESSAGE}"
+}
+
+function Error() {
+  local MESSAGE="${1}"
+  Message "ERROR" "${MESSAGE}"
+  exit 101
+}
+
+VERSION_FROM_CHANGELOG=$(grep '^## \[[0-9]' CHANGELOG.md | sed -E 's/^##\ \[([0-9].*)\]\ -.*/\1/g' | head -1)
+VERSION_IN_YAML=$(awk '/^ {4}version:/ {print $NF}' heatpump.yaml)
+
+if [[ ! -z "${VERSION_FROM_CHANGELOG}" ]] && [[ "${VERSION_FROM_CHANGELOG}" =~ ^[0-9].*$ ]]; then
+  Info "Version extracted from changelog is ${VERSION_FROM_CHANGELOG}"
+  Info "Current version in heatpump.yaml is ${VERSION_IN_YAML}"
+
+  if [[ "${VERSION_FROM_CHANGELOG}" == "${VERSION_IN_YAML}" ]]; then
+    Info "Versions are the same, nothing has to be done now"
+    exit 0
+  fi
+
+  # Check if version already exists
+  git describe "${VERSION_FROM_CHANGELOG}" --tags  1>/dev/null 2>/dev/null
+
+  if [[ $? -eq 0 ]]; then
+    Error "Version (tag) ${VERSION_FROM_CHANGELOG} already exists"
+  else
+    sed -i -E "s/(^\ {4}version:)(.*$)/\1 ${VERSION_FROM_CHANGELOG}/g" heatpump.yaml || Error "Could not update version in heatpump.yaml"
+    Info "Version in heatpump.yaml is successful updated to ${VERSION_FROM_CHANGELOG}"
+  fi
+else
+  Warning "Version extracted from CHANGELOG.md does not seem to be a version tag: ${VERSION_FROM_CHANGELOG}, version will not be updated"
+fi

.github/workflows/update_version.yml

@@ -0,0 +1,33 @@
+---
+name: Update version in heatpump.yaml
+
+on:
+  pull_request:
+    branches:
+      - master
+    types: [closed]
+
+jobs:
+  update-version:
+    if: ${{ github.event.pull_request.merged }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout code
+        uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+      - name: Update version
+        run: |
+          cat heatpump.yaml |grep -A7 ^esphome
+          bash .github/scripts/set_version.sh
+          cat heatpump.yaml |grep -A7 ^esphome
+      - name: Commit files
+        run: |
+          git config --local user.email "github-actions[bot]@users.noreply.github.com"
+          git config --local user.name "github-actions[bot]"
+          git commit -a -m "Updated version in heatpump.yaml"
+      - name: Push changes
+        uses: ad-m/github-push-action@master
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN }}
+          branch: ${{ github.ref }}

heatpump.yaml

@@ -40,6 +40,9 @@ esphome:
   name: "${devicename}"
   comment: "${description}"
   friendly_name: "${description}"
+  project:
+    name: "${devicename}.${description}"
+    version: 4.1.2
 
 esp32:
   board: esp32dev