fixed user delete error by correcting foreign key constraint; updated liveview modals to use component directly & removed deprecated @socket parameters

priv/repo/migrations/20220814161100_fix_shifts_user_id_reference.exs

@@ -0,0 +1,19 @@
+defmodule Shift73k.Repo.Migrations.FixShiftsUserIdReference do
+  use Ecto.Migration
+
+  def up do
+    execute("ALTER TABLE shifts DROP CONSTRAINT shifts_user_id_fkey")
+
+    alter table(:shifts) do
+      modify :user_id, references(:users, on_delete: :delete_all, type: :binary_id)
+    end
+  end
+
+  def down do
+    execute("ALTER TABLE shifts DROP CONSTRAINT shifts_user_id_fkey")
+
+    alter table(:shifts) do
+      modify :user_id, references(:users, on_delete: :nothing, type: :binary_id)
+    end
+  end
+end