Project managers, board members, auto-update after reconnection, refactoring

server/db/migrations/20180722001747_create_board_membership_table.js

@@ -0,0 +1,19 @@
+module.exports.up = (knex) =>
+  knex.schema.createTable('board_membership', (table) => {
+    /* Columns */
+
+    table.bigInteger('id').primary().defaultTo(knex.raw('next_id()'));
+
+    table.bigInteger('board_id').notNullable();
+    table.bigInteger('user_id').notNullable();
+
+    table.timestamp('created_at', true);
+    table.timestamp('updated_at', true);
+
+    /* Indexes */
+
+    table.unique(['board_id', 'user_id']);
+    table.index('user_id');
+  });
+
+module.exports.down = (knex) => knex.schema.dropTable('board_membership');