Replace portal title with entity name

Store a short entity name instead of the full home
heading so orgs can brand portals for sub-entities.
Restore hero i18n composition and keep the English
document title composed from the entity name.

Signed-off-by: Émile Ré <emile@probo.com>

pkg/coredata/migrations/20260721T165706Z.sql

@@ -0,0 +1,36 @@
+-- Copyright (c) 2026 Probo Inc <hello@probo.com>.
+--
+-- Permission is hereby granted, free of charge, to any person obtaining a copy
+-- of this software and associated documentation files (the "Software"), to deal
+-- in the Software without restriction, including without limitation the rights
+-- to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+-- copies of the Software, and to permit persons to whom the Software is
+-- furnished to do so, subject to the following conditions:
+--
+-- The above copyright notice and this permission notice shall be included in
+-- all copies or substantial portions of the Software.
+--
+-- THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+-- IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+-- FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+-- AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+-- LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-- OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+-- SOFTWARE.
+
+-- entity_name is the short name shown in the hero ("Compliance at {{name}}.")
+-- and TopBar brand. Prefill from the organization so existing portals keep a
+-- sensible default; customized full titles in the old title column are dropped.
+ALTER TABLE trust_centers
+    ADD COLUMN entity_name TEXT NOT NULL DEFAULT '';
+
+UPDATE trust_centers tc
+SET entity_name = o.name
+FROM organizations o
+WHERE tc.organization_id = o.id;
+
+ALTER TABLE trust_centers
+    ALTER COLUMN entity_name DROP DEFAULT;
+
+ALTER TABLE trust_centers
+    DROP COLUMN title;