Upgrade to 0.20 needed changes

update packages update schema.prisma etc

graphql.config.js

@@ -0,0 +1,7 @@
+const { getConfig } = require('@redwoodjs/internal')
+
+const config = getConfig()
+
+module.exports = {
+  schema: `http://${config.api.host}:${config.api.port}/graphql`,
+}