feat: add workflow

Signed-off-by: Bartosz Czyż <czyzbartosz3@gmail.com>

Author: czyz-bartosz

.github/workflows/cli-tag-on-version-change.yml

@@ -0,0 +1,39 @@
+on:
+  push:
+    branches:
+      - v3-cli-test-workflow
+jobs:
+  cli-tag-version:
+    runs-on: ubuntu-24.04
+    steps:
+      - uses: actions/checkout@v5
+        name: Checkout code
+        with:
+          fetch-depth: 0
+      - name: Get version from cli's build.gradle
+        id: get_version
+        run: |
+          version=$(grep "^version" here-naksha-cli/build.gradle.kts | tail -1 | cut -d = -f 2 | xargs)
+          echo "Detected version: $version"
+          echo "version=$version" >> "$GITHUB_OUTPUT"
+      - name: Check if tag exists
+        id: check_tag
+        run: |
+          tag="test-cli-v${{ steps.get_version.outputs.version }}"
+          echo "tag=$tag" >> "$GITHUB_OUTPUT"
+          echo "Checking for tag: $tag"
+          if git rev-parse "$tag" >/dev/null 2>&1; then
+            echo "Tag already exists"
+            echo "exists=true" >> "$GITHUB_OUTPUT"
+          else
+            echo "Tag does not exist"
+            echo "exists=false" >> "$GITHUB_OUTPUT"
+          fi
+      - name: Create Git tag
+        if: steps.check_tag.outputs.exists == 'false'
+        run: |
+          tag=${{ steps.check_tag.outputs.tag }}
+          git config user.name "github-actions[bot]"
+          git config user.email "41898282+github-actions[bot]@users.noreply.github.com"
+          git tag "$tag"
+          git push --tags origin "$tag"