[feat] synchronize client and agent component versions

.github/workflows/build.yml

@@ -13,7 +13,7 @@ on:
   workflow_dispatch:
     inputs:
       desktop_version:
-        description: "Desktop version for branch builds, e.g. 1.7.2. Leave blank for 0.0.0; tags use their own version."
+        description: "Desktop version for branch builds, e.g. 1.7.2. Leave blank for the source version; tags use their own version."
         required: false
         type: string
       patch:
@@ -49,6 +49,9 @@ jobs:
       version: ${{ steps.version.outputs.version }}
     # Resolve the date once for every desktop build and the release job.
     steps:
+      - uses: actions/checkout@v5
+      - name: Check shared client version
+        run: python3 scripts/version.py check client
       - name: Resolve desktop version
         id: version
         shell: bash
@@ -57,7 +60,7 @@ jobs:
         run: |
           VERSION_REF="${GITHUB_REF##*/}"
           if [[ "${GITHUB_REF}" == refs/heads/* ]]; then
-            VERSION_REF="${CROSSDESK_DESKTOP_VERSION:-0.0.0}"
+            VERSION_REF="${CROSSDESK_DESKTOP_VERSION:-$(python3 scripts/version.py show desktop --field version)}"
             if [[ ! "${VERSION_REF}" =~ ^v?[0-9]+(\.[0-9]+){1,3}$ ]]; then
               echo "::error::desktop_version must be a numeric version such as 1.7.2"
               exit 1