feat/role based access (#50)

* feat: add roles based access

* feat: update roles env + todo

* feat: add roles to update profile

* feat: add role based oauth

* feat: validate role for a given token

server/utils/initServer.go

@@ -0,0 +1,25 @@
+package utils
+
+import (
+	"log"
+
+	"github.com/authorizerdev/authorizer/server/constants"
+	"github.com/authorizerdev/authorizer/server/db"
+)
+
+// any jobs that we want to run at start of server can be executed here
+
+// 1. create roles table and add the roles list from env to table
+
+func InitServer() {
+	roles := []db.Role{}
+	for _, val := range constants.ROLES {
+		roles = append(roles, db.Role{
+			Role: val,
+		})
+	}
+	err := db.Mgr.SaveRoles(roles)
+	if err != nil {
+		log.Println(`Error saving roles`, err)
+	}
+}