snap: fix version from tag

Author: DebaA17

.github/workflows/snapstore.yml

@@ -15,6 +15,9 @@ jobs:
         with:
           fetch-depth: 0
 
+      - name: Write VERSION
+        run: echo "${GITHUB_REF_NAME}" > VERSION
+
       - name: Build snap
         id: build
         uses: snapcore/action-build@v1

snap/snapcraft.yaml

@@ -29,10 +29,10 @@ parts:
       - requirements.txt
     override-pull: |
       craftctl default
-      if [ -n "${GITHUB_REF_NAME:-}" ]; then
-        craftctl set version="${GITHUB_REF_NAME}"
-      elif command -v git >/dev/null 2>&1; then
-        craftctl set version="$(git describe --tags --long --always 2>/dev/null || git rev-parse --short HEAD)"
+      if [ -f "${CRAFT_PROJECT_DIR:-.}/VERSION" ]; then
+        craftctl set version="$(cat "${CRAFT_PROJECT_DIR:-.}/VERSION")"
+      elif [ -f "${CRAFT_PART_SRC}/VERSION" ]; then
+        craftctl set version="$(cat "${CRAFT_PART_SRC}/VERSION")"
       else
         craftctl set version="0+unknown"
       fi