ci: experiment with release template generation

upload ready-to-use template for the draft
changelog url has no anchor, though

.github/release_template.md

@@ -4,11 +4,11 @@ When updating from 1.14.1 make sure **there is enough available space on the dev
 
 Make sure to **only** perform OTA upgrade with a properly powered device. Attempting to flash and / or use a normally AC powered device (like a Sonoff) instead powered through 3v3 **may** result in unexpected issues with the firmware.
 
-# Snapshot build
+# Snapshot build $$DATE$$
 
 **How to upgrade "over-the-air" aka OTA**: https://github.com/xoseperez/espurna/wiki/OTA
-**Latest changes**: https://github.com/xoseperez/espurna/compare/$last_tag...$tag
-**CHANGELOG.md**: https://github.com/xoseperez/espurna/blob/$tag/CHANGELOG.md
+**Latest changes**: https://github.com/xoseperez/espurna/compare/$$LAST_TAG$$...$$BUILD_TAG$$
+**CHANGELOG.md**: https://github.com/xoseperez/espurna/blob/$$BUILD_TAG$$/CHANGELOG.md
 
 # Build from source
 

.github/workflows/release.yml

@@ -11,26 +11,39 @@ jobs:
   variables:
     runs-on: ubuntu-latest
     outputs:
+      build_tag: ${{ steps.result.outputs.build_tag }}
       date: ${{ steps.result.outputs.date }}
       dev: ${{ steps.result.outputs.dev }}
-      master: ${{ steps.result.outputs.master }}
+      last_tag: ${{ steps.result.outputs.last }}
+
     steps:
       - name: Prepare version variables
         id: result
         shell: bash
         run: |
-          revision() {
+          remote_last_tag() {
+            git ls-remote --tags --sort='version:refname' https://github.com/xoseperez/espurna 'github*' |\
+              cut -d'/' -f3 |\
+              grep -o -E '^github[0-9]{6}$' |\
+              sort -r |\
+              head -1
+          }
+
+          remote_revision() {
             git ls-remote --exit-code --heads https://github.com/xoseperez/espurna.git refs/heads/$1 | cut -d$'\t' -f1
           }
 
           date=$(date +'%y%m%d')
           echo "date=${date}" >> "$GITHUB_OUTPUT"
 
-          dev=$(revision dev)
+          dev=$(remote_revision dev)
           echo "dev=${dev}" >> "$GITHUB_OUTPUT"
 
-          master=$(revision master)
-          echo "master=${master}" >> "$GITHUB_OUTPUT"
+          last=$(remote_last_tag)
+          echo "last_tag=${last}" >> "$GITHUB_OUTPUT"
+
+          build="github${date}"
+          echo "build_tag=${build}" >> "$GITHUB_OUTPUT"
 
   build:
     needs: variables
@@ -130,19 +143,27 @@ jobs:
             'build/debug/*.map' \
             'build/debug/*.elf.debug'
 
-      - name: Fetch release template
+      - name: Fetch and render release template
         run: |
            curl \
              -H "Authentication: ${{ secrets.GITUB_TOKEN }}" \
              -H "Accept: application/vnd.github.VERSION.raw" \
              -o release_template.md \
              https://api.github.com/repos/xoseperez/espurna/contents/.github/release_template.md
 
+      - name: Render release template
+        run: |
+           sed \
+             -i \
+             -e 's/\$\$BUILD_TAG\$\$/'${{ needs.variables.outputs.build_tag }}'/g' \
+             -e 's/\$\$LAST_TAG\$\$/'${{ needs.variables.outputs.last_tag }}'/g' \
+             release_template.md
+
       - uses: ncipollo/release-action@v1
         with:
-          tag: github${{ needs.variables.outputs.date }}
+          tag: ${{ needs.variables.outputs.build_tag }}
           commit: ${{ needs.variables.outputs.dev }}
-          name: Snapshot build (github${{ needs.variables.outputs.date }})
+          name: Snapshot build (${{ needs.variables.outputs.build_tag }})
           bodyFile: "release_template.md"
           artifacts: "Debug.zip,build/*.bin"
           token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/test.yml

@@ -0,0 +1,68 @@
+name: Release (test)
+
+on:
+  workflow_dispatch:
+
+jobs:
+  variables:
+    runs-on: ubuntu-latest
+    outputs:
+      build_tag: ${{ steps.result.outputs.build_tag }}
+      date: ${{ steps.result.outputs.date }}
+      dev: ${{ steps.result.outputs.dev }}
+      last_tag: ${{ steps.result.outputs.last }}
+
+    steps:
+      - name: Prepare version variables
+        id: result
+        shell: bash
+        run: |
+          remote_last_tag() {
+            git ls-remote --tags --sort='version:refname' https://github.com/xoseperez/espurna 'github*' |\
+              cut -d'/' -f3 |\
+              grep -o -E '^github[0-9]{6}$' |\
+              sort -r |\
+              head -1
+          }
+
+          remote_revision() {
+            git ls-remote --exit-code --heads https://github.com/xoseperez/espurna.git refs/heads/$1 | cut -d$'\t' -f1
+          }
+
+          date=$(date +'%y%m%d')
+          echo "date=${date}" >> "$GITHUB_OUTPUT"
+
+          dev=$(remote_revision dev)
+          echo "dev=${dev}" >> "$GITHUB_OUTPUT"
+
+          last=$(remote_last_tag)
+          echo "last_tag=${last}" >> "$GITHUB_OUTPUT"
+
+          build="github${date}"
+          echo "build_tag=${build}" >> "$GITHUB_OUTPUT"
+
+  release:
+    needs: variables
+    runs-on: ubuntu-latest
+    steps:
+      - name: Fetch release template
+        run: |
+           curl \
+             -H "Authentication: ${{ secrets.GITUB_TOKEN }}" \
+             -H "Accept: application/vnd.github.VERSION.raw" \
+             -o release_template.md \
+             https://api.github.com/repos/xoseperez/espurna/contents/.github/release_template.md
+
+      - name: Render release template
+        run: |
+           sed \
+             -i \
+             -e 's/\$\$DATE\$\$/'${{ needs.variables.outputs.date }}'/g' \
+             -e 's/\$\$BUILD_TAG\$\$/'${{ needs.variables.outputs.build_tag }}'/g' \
+             -e 's/\$\$LAST_TAG\$\$/'${{ needs.variables.outputs.last_tag }}'/g' \
+             release_template.md
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: release_template.md
+          path: release_template.md