[server] DB migration scripts for emedding table changes

server/migrations/81_embeddings_type_and_size.down.sql

@@ -0,0 +1,3 @@
+ALTER TABLE embeddings
+    DROP COLUMN IF EXISTS size,
+    DROP COLUMN IF EXISTS version;

server/migrations/81_embeddings_type_and_size.up.sql

@@ -0,0 +1,4 @@
+ALTER TYPE model ADD VALUE IF NOT EXISTS 'file-ml-clip-face';
+ALTER TABLE embeddings
+    ADD COLUMN size int DEFAULT NULL,
+    ADD COLUMN version int DEFAULT 1;