fix(workflow): Extract only numeric version for MSI

MSI version numbers must be numeric (major.minor.build format).
Strip everything after the first dash from tag names to get valid
version numbers (e.g., v1.08-test becomes 1.08).

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <[email protected]>

Author: cfsmp3

.github/workflows/release.yml

@@ -22,7 +22,11 @@ jobs:
       uses: actions/checkout@v6
     - name: Get the version
       id: get_version
-      run: echo ::set-output name=VERSION::${GITHUB_REF/refs\/tags\/v/}
+      run: |
+        # Extract version from tag, strip 'v' prefix and everything after first dash
+        VERSION=${GITHUB_REF/refs\/tags\/v/}
+        VERSION=${VERSION%%-*}
+        echo ::set-output name=VERSION::$VERSION
       shell: bash
     - name: Setup MSBuild.exe
       uses: microsoft/[email protected]