add pg vector and embed

prisma/schema.prisma

@@ -1,12 +1,5 @@
-// This is your Prisma schema file,
-// learn more about it in the docs: https://pris.ly/d/prisma-schema
-
-// Looking for ways to speed up your queries, or scale easily with your serverless or edge functions?
-// Try Prisma Accelerate: https://pris.ly/cli/accelerate-init
-
 generator client {
   provider = "prisma-client-js"
-  output   = "../generated/prisma"
 }
 
 datasource db {
@@ -15,13 +8,18 @@ datasource db {
 }
 
 model IcdCode {
-  id        String   @id @default(uuid())
-  code      String   @unique
+  id        String                 @id @default(uuid())
+  code      String                 @unique
   display   String
   version   String
-  category  String   // "ICD9" or "ICD10"
-  createdAt DateTime @default(now())
-  updatedAt DateTime @updatedAt
+  category  String
+  embedding Unsupported("vector")?
+  createdAt DateTime               @default(now())
+  updatedAt DateTime               @updatedAt
+  metadata  Json?
+  content   String?
 
+  @@index([embedding])
+  @@index([metadata], type: Gin)
   @@map("icd_codes")
 }