Add users table

* Add users table

Closes #5 and #6.

* Fix workflow?

* fix type issues

* Collapse Zapatos generated types in PR reviews

* Don't allow multiple roles

---------

Co-authored-by: Anup Mantri <[email protected]>

.gitattributes

@@ -0,0 +1,2 @@
+# Collapse Zapatos generated types in GitHub PR reviews
+schema.d.ts linguist-generated

server/src/db/migrations/1_initial-migrations.sql

@@ -1,6 +1,15 @@
-CREATE TABLE student (
-  student_id SERIAL PRIMARY KEY,
+CREATE EXTENSION "uuid-ossp";
+
+CREATE TABLE "user" (
+  user_id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
   first_name TEXT NOT NULL,
   last_name TEXT NOT NULL,
-  birth_year INT NOT NULL
+  role TEXT NOT NULL CHECK (role IN ('para', 'case_manager', 'admin'))
+);
+
+CREATE TABLE "student" (
+  student_id UUID PRIMARY KEY DEFAULT uuid_generate_v4(),
+  first_name TEXT NOT NULL,
+  last_name TEXT NOT NULL,
+  assigned_case_manager_id UUID REFERENCES "user" (user_id) ON DELETE SET NULL
 );