feat: show workspace status in cli banner

tests/hermes_cli/test_banner_workspace.py

@@ -0,0 +1,77 @@
+from __future__ import annotations
+
+from io import StringIO
+
+from rich.console import Console
+
+
+def test_workspace_banner_line_uses_default_workspace_when_enabled(monkeypatch, tmp_path):
+    from hermes_cli import banner
+
+    cfg = {
+        "workspace": {"enabled": True, "path": str(tmp_path / "workspace")},
+        "knowledgebase": {"enabled": True, "roots": []},
+    }
+    monkeypatch.setattr(banner, "load_config", lambda: cfg)
+
+    line = banner._get_workspace_banner_line()
+
+    assert line == "Activated Workspace(s): workspace"
+
+
+def test_workspace_banner_line_lists_multiple_roots(monkeypatch, tmp_path):
+    from hermes_cli import banner
+
+    cfg = {
+        "workspace": {"enabled": True, "path": str(tmp_path / "workspace")},
+        "knowledgebase": {
+            "enabled": True,
+            "roots": [
+                str(tmp_path / "workspace"),
+                str(tmp_path / "notes"),
+                str(tmp_path / "project-docs"),
+            ],
+        },
+    }
+    monkeypatch.setattr(banner, "load_config", lambda: cfg)
+
+    line = banner._get_workspace_banner_line()
+
+    assert line == "Activated Workspace(s): workspace, notes, project-docs"
+
+
+def test_workspace_banner_line_omits_when_disabled(monkeypatch):
+    from hermes_cli import banner
+
+    cfg = {
+        "workspace": {"enabled": False, "path": ""},
+        "knowledgebase": {"enabled": False, "roots": []},
+    }
+    monkeypatch.setattr(banner, "load_config", lambda: cfg)
+
+    assert banner._get_workspace_banner_line() is None
+
+
+def test_build_welcome_banner_renders_workspace_line(monkeypatch):
+    from hermes_cli import banner
+
+    monkeypatch.setattr(banner, "check_for_updates", lambda: 0)
+    monkeypatch.setattr(banner, "get_available_skills", lambda: {})
+    monkeypatch.setattr(banner, "_get_workspace_banner_line", lambda: "Activated Workspace(s): workspace, notes")
+
+    buf = StringIO()
+    console = Console(file=buf, force_terminal=False, width=140, color_system=None)
+
+    banner.build_welcome_banner(
+        console=console,
+        model="anthropic/claude-sonnet-4.5",
+        cwd="/tmp/project",
+        tools=[],
+        enabled_toolsets=["hermes-cli"],
+        session_id="sess-1",
+        get_toolset_for_tool=lambda _: "other",
+        context_length=200000,
+    )
+
+    rendered = buf.getvalue()
+    assert "Activated Workspace(s): workspace, notes" in rendered