.forgejo workflow: + xo-expression2 [CI]

.forgejo/workflows/ci.yaml

@@ -47,8 +47,10 @@ jobs:
           nix-build ci.nix -A xo-cmake
 
       - name: build xo-indentlog
-        run:
+        run: |
+          echo -n nix-build ci.nix -A xo-indentlog
           nix-build ci.nix -A xo-indentlog
+          ls -l ./result
 
       - name: build xo-subsys
         run: |
@@ -169,3 +171,9 @@ jobs:
           echo -n nix-build ci.nix -A xo-tokenizer2
           nix-build ci.nix -A xo-tokenizer2
           ls -l ./result
+
+      - name: build xo-expression2
+        run: |
+          echo -n nix-build ci.nix -A xo-expression2
+          nix-build ci.nix -A xo-expression2
+          ls -l ./result