feat: added moisture checker

server/prisma/schema.prisma

@@ -9,3 +9,10 @@ datasource db {
   provider = "sqlite"
   url      = env("DATABASE_URL")
 }
+
+model MoistureValue {
+  id        Int      @id @default(autoincrement())
+  name      String
+  value     Decimal
+  createdAt DateTime @default(now())
+}