CI deploy 8cef6a64

app.py

@@ -468,10 +468,21 @@ def build_app() -> gr.Blocks:
             # ------------------------- RIGHT -------------------------
             with gr.Column(scale=2, min_width=240):
                 gr.HTML('<div class="bit-zone-title">Run Manager</div>')
-                try:
-                    gr.LoginButton(value="Sign in with Hugging Face", size="sm")
-                except Exception:
-                    gr.HTML(C.note("Sign-in appears when this runs on a Space."))
+                # Only construct the real OAuth button when running on a Space.
+                # Off-Space, Gradio "helpfully" mocks OAuth by calling HF's
+                # whoami, which raises without a token -- that would make the
+                # whole app unconstructable for anyone without credentials,
+                # even though reading and backtesting are meant to be open.
+                if os.environ.get("SPACE_ID"):
+                    try:
+                        gr.LoginButton(value="Sign in with Hugging Face", size="sm")
+                    except Exception:
+                        log.warning("LoginButton unavailable", exc_info=True)
+                        gr.HTML(C.note("Sign-in is temporarily unavailable."))
+                else:
+                    gr.HTML(C.note(
+                        "Sign-in appears when this runs on a Hugging Face Space. "
+                        "Reading and backtesting work without an account."))
                 history_html = gr.HTML(C.micro("no runs yet in this session"))
                 with gr.Accordion("METRICS GLOSSARY", open=False,
                                   elem_classes="bit-accordion"):

src/ui/components.py

@@ -79,7 +79,7 @@ def footer() -> str:
     return f"""
 <div class="bit-footer">
   <span>{esc(config.DISCLAIMER)}</span>
-  <span class="bit-footer-right">BITTRADING BACKTEST LAB v1.1.0</span>
+  <span class="bit-footer-right">BITTRADING BACKTEST LAB v1.1.1</span>
 </div>"""
 
 

tests/test_ui.py

@@ -416,3 +416,18 @@ def test_fonts_are_served_for_every_weight_the_design_uses():
     css = theme.full_css()
     assert css.count("@font-face") >= 5
     assert "Styrene A" in css and "Mac Minecraft" in css
+
+
+def test_app_constructs_without_any_hugging_face_credentials(monkeypatch):
+    """Reading and backtesting are open to anyone, so the app must build with
+    no token at all. Gradio's off-Space OAuth mock calls whoami and raises
+    without one, which previously made the whole app unconstructable."""
+    import importlib
+
+    for var in ("HF_TOKEN", "HF_WRITE_TOKEN", "HUGGING_FACE_HUB_TOKEN", "SPACE_ID"):
+        monkeypatch.delenv(var, raising=False)
+
+    import app as fresh
+
+    importlib.reload(fresh)
+    assert fresh.demo is not None