Fix temporarily broken build checks (#246)

.github/workflows/build-crate.yml

@@ -71,14 +71,22 @@ jobs:
       with:
         distrib: community
 
-    - name: Set up stable `alr`
-      if: contains(github.base_ref, 'stable-')
-      uses: alire-project/setup-alire@latest-stable
+# begin TEMPORARY WORKAROUND (until 1.0 is release)
+
+# The problem is the index is already named stable, yet the test should be
+# performed using master, as the stable installer still uses the beta. After
+# the release we simply need to uncomment the following lines.
+
+#    - name: Set up stable `alr`
+#      if: contains(github.base_ref, 'stable-')
+#      uses: alire-project/setup-alire@latest-stable
 
     - name: Set up devel `alr`
-      if: contains(github.base_ref, 'devel-')
+#      if: contains(github.base_ref, 'devel-')
       uses: alire-project/setup-alire@latest-devel
 
+# end Workaround;
+
     - name: Test crate (Linux)
       if: matrix.os == 'ubuntu-latest' # docker testing only for linuxes
       uses: mosteo/actions@docker-run/v1