update db schema

initdb.d/23-library.sql

@@ -1,30 +1,15 @@
-CREATE OR REPLACE FUNCTION unwrap_entries (JSONB) RETURNS TEXT[] AS
-$func$
-DECLARE
-    it    JSONB;
-    "out" TEXT[] := '{}'::text[];
-BEGIN
-    FOR it IN (SELECT * FROM jsonb_array_elements($1))
-    LOOP
-        "out" := "out"||(it ->> 'entry');
-    END LOOP;
-
-    RETURN "out";
-END;
-$func$ LANGUAGE plpgsql IMMUTABLE;
-
 CREATE TABLE "library" (
     "id"              UUID NOT NULL PRIMARY KEY DEFAULT uuid_generate_v4(),
     "createdAt"       TIMESTAMPTZ DEFAULT now(),
     "updatedAt"       TIMESTAMPTZ DEFAULT now(),
-    "userId"          UUID NOT NULL DEFAULT uuid_nil() REFERENCES "user"("id") ON DELETE CASCADE,
+    "userId"          UUID NOT NULL REFERENCES "user"("id") ON DELETE CASCADE,
     "isShared"        BOOLEAN,
     "type"            TEXT NOT NULL,
-    "entries"         JSONB NOT NULL CHECK ("entries" -> 0 -> 'entry' IS NOT NULL),
-    "entry"           TEXT[] GENERATED ALWAYS AS (unwrap_entries("entries")) STORED,
+    "entry"           TEXT[] NOT NULL CHECK ("entry"[1] IS NOT NULL),
+    "entry.meta"      JSONB DEFAULT '{}',
     "title"           TEXT NOT NULL,
     "description"     TEXT NOT NULL DEFAULT '',
-    "tag"             TEXT[] NOT NULL DEFAULT '{}'::TEXT[]
+    "tag"             TEXT[] NOT NULL DEFAULT '{}'
 );
 
 CREATE TRIGGER "t_library_updatedAt"