Make dist/build-version in macOS build

Author: jwodder

.github/workflows/build-macos.yaml

@@ -102,6 +102,12 @@ jobs:
       - name: Build git-annex
         run: make osxapp
 
+      - name: Update version info for git rev being built.
+        run: |
+          mkdir -p dist
+          make Build/BuildVersion
+          ./Build/BuildVersion > dist/build-version
+
       - name: Add version to DMG name and move it
         run: |
           mv tmp/git-annex.dmg \

.github/workflows/template/build-{{ostype}}.yaml.j2

@@ -175,6 +175,12 @@ jobs:
       - name: Build git-annex
         run: make osxapp
 
+      - name: Update version info for git rev being built.
+        run: |
+          mkdir -p dist
+          make Build/BuildVersion
+          ./Build/BuildVersion > dist/build-version
+
       - name: Add version to DMG name and move it
         run: |
           mv tmp/git-annex.dmg \