Add remote browser pages and website sync

Enable managed remote browser custom pages with login autofill and add website sync workflows so external admin surfaces can be handled inside SmartUp.

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

backend/app/database.py

@@ -1,4 +1,4 @@
-from sqlalchemy import create_engine
+from sqlalchemy import create_engine, inspect, text
 from sqlalchemy.orm import sessionmaker, DeclarativeBase
 from app.config import get_settings
 
@@ -26,5 +26,53 @@ def get_db():
 def init_db():
     """Create all tables."""
     # import models so SQLAlchemy registers them
-    from app.models import admin_user, upstream, snapshot, webhook_config, notification_log, custom_page  # noqa: F401
+    from app.models import admin_user, upstream, snapshot, webhook_config, notification_log, custom_page, website  # noqa: F401
     Base.metadata.create_all(bind=engine)
+    _migrate_custom_pages()
+
+
+def _migrate_custom_pages():
+    """Apply small SQLite-safe migrations for deployments without Alembic."""
+    inspector = inspect(engine)
+    if "custom_pages" not in inspector.get_table_names():
+        return
+    columns = {col["name"] for col in inspector.get_columns("custom_pages")}
+    with engine.begin() as conn:
+        if "access_mode" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN access_mode VARCHAR(32) NOT NULL DEFAULT 'direct'"))
+            conn.execute(text("UPDATE custom_pages SET access_mode = CASE WHEN use_proxy = 1 THEN 'proxy' ELSE 'direct' END"))
+        if "login_username" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_username VARCHAR(255)"))
+        if "login_password" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_password TEXT"))
+        if "login_username_selector" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_username_selector VARCHAR(512)"))
+        if "login_password_selector" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_password_selector VARCHAR(512)"))
+        if "login_submit_selector" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_submit_selector VARCHAR(512)"))
+        if "login_autofill_enabled" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_autofill_enabled BOOLEAN NOT NULL DEFAULT 0"))
+        if "login_autofill_backfilled_at" not in columns:
+            conn.execute(text("ALTER TABLE custom_pages ADD COLUMN login_autofill_backfilled_at DATETIME"))
+            conn.execute(
+                text(
+                    "UPDATE custom_pages "
+                    "SET login_autofill_enabled = 1, login_autofill_backfilled_at = CURRENT_TIMESTAMP "
+                    "WHERE login_autofill_enabled = 0 "
+                    "AND NULLIF(TRIM(login_username), '') IS NOT NULL "
+                    "AND NULLIF(TRIM(login_password), '') IS NOT NULL"
+                )
+            )
+        conn.execute(
+            text(
+                "UPDATE custom_pages "
+                "SET access_mode = 'remote_browser', use_proxy = 0 "
+                "WHERE url LIKE :host OR url LIKE :host_slash OR url LIKE :host_port"
+            ),
+            {
+                "host": "%://170.106.100.210",
+                "host_slash": "%://170.106.100.210/%",
+                "host_port": "%://170.106.100.210:%",
+            },
+        )