Add trusted header auth and publisher shell

repub/pages/__init__.py

@@ -1,4 +1,5 @@
 from repub.pages.dashboard import dashboard_page, dashboard_page_with_data
+from repub.pages.publisher import publisher_page
 from repub.pages.runs import execution_logs_page, runs_page
 from repub.pages.settings import settings_page
 from repub.pages.shim import shim_page
@@ -10,6 +11,7 @@ __all__ = [
     "dashboard_page_with_data",
     "edit_source_page",
     "execution_logs_page",
+    "publisher_page",
     "runs_page",
     "settings_page",
     "shim_page",

repub/pages/publisher.py

@@ -0,0 +1,19 @@
+from __future__ import annotations
+
+import htpy as h
+from htpy import Renderable
+
+from repub.components import app_shell
+
+
+def publisher_page(*, current_path: str) -> Renderable:
+    return app_shell(
+        current_path=current_path,
+        content=(
+            h.section[
+                h.h1(class_="text-3xl font-semibold tracking-tight text-slate-950")[
+                    "Hello publishers"
+                ]
+            ],
+        ),
+    )