Add label to indexed files, implement rudimentary server

db/schema.sql

@@ -37,7 +37,8 @@ CREATE TABLE public.schema_migrations (
 CREATE TABLE yore.day_file (
     day_file_id bigint NOT NULL,
     day_index_id bigint,
-    relative_path text NOT NULL
+    relative_path text NOT NULL,
+    label text DEFAULT 'missing label'::text NOT NULL
 );
 
 
@@ -131,4 +132,5 @@ ALTER TABLE ONLY yore.day_file
 INSERT INTO public.schema_migrations (version) VALUES
     ('20250728054639'),
     ('20250728060412'),
-    ('20250729075246');
+    ('20250729075246'),
+    ('20250802151406');