update db: make puuid unique, add status column

apps/lol_analytics/priv/repo/migrations/20240502203545_player.exs

@@ -3,7 +3,7 @@ defmodule LoLAnalytics.Repo.Migrations.Player do
 
   def change do
     create table("player") do
-      add :puuid, :string
+      add :puuid, :string, primary_key: true
       add :region, :string
       add :last_processed_at, :utc_datetime
       timestamps()

apps/lol_analytics/priv/repo/migrations/20240504132731_match_and_player_status.exs

@@ -0,0 +1,13 @@
+defmodule LoLAnalytics.Repo.Migrations.MatchAndPlayerStatus do
+  use Ecto.Migration
+
+  def change do
+    alter table("match") do
+      add :status, :string, default: "processed"
+    end
+
+    alter table("player") do
+      add :status, :string, default: "processed"
+    end
+  end
+end