chore(xtest): flatten slashed branch names into dist/src tags

otdf-sdk-mgr/src/otdf_sdk_mgr/resolve.py

@@ -300,7 +300,14 @@ def _resolve_against(
                 "alias": version,
                 "head": True,
                 "sha": sha,
-                "tag": version,
+                # Flattened the same way _classify_sha_match flattens a branch
+                # it reached by SHA: the tag becomes a single dist/<tag>/ and
+                # src/<tag>/ path component. A slash here nests those
+                # directories, and every consumer walks them one level deep --
+                # xtest's all_versions_of() lists dist/*/ and the go Makefile
+                # finds src/*/, so "feat/x" is discovered as a "feat" build
+                # with no cli.sh in it.
+                "tag": version.replace("/", "--"),
             }
 
         if infix and version.startswith(f"{infix}/"):

otdf-sdk-mgr/tests/test_resolve.py

@@ -76,7 +76,24 @@ def test_refs_heads_non_main_branch(self):
             result = resolve("js", "refs/heads/release/sdk-v0.17", None)
         assert is_resolve_success(result)
         assert "head" in result and result["head"] is True
-        assert result["tag"] == "release/sdk-v0.17"
+        assert result["tag"] == "release--sdk-v0.17"
+        assert result["sha"] == SHA40
+
+    def test_branch_by_name_flattens_slashes(self):
+        # Same flattening the SHA path applies, and for the same reason: the
+        # tag is one path component under dist/ and src/. Reached by name
+        # rather than by SHA, which is the shape a workflow_dispatch input
+        # arrives in.
+        ls = make_ls_remote(
+            (SHA40, "refs/heads/feat/DSPX-2604-createtdf-chunked"),
+            ("d" * 40, "refs/heads/main"),
+        )
+        with patch_git(ls):
+            result = resolve("go", "feat/DSPX-2604-createtdf-chunked", None)
+        assert is_resolve_success(result)
+        assert result.get("head") is True
+        assert result["tag"] == "feat--DSPX-2604-createtdf-chunked"
+        assert result["alias"] == "feat/DSPX-2604-createtdf-chunked"
         assert result["sha"] == SHA40