Initial commit on Forgejo

Fresh repository history for elektrine/tarakan hosted at
https://git.elektrine.com/elektrine/tarakan.

priv/repo/migrations/20260726140000_create_infestation_swarms.exs

@@ -0,0 +1,23 @@
+defmodule Tarakan.Repo.Migrations.CreateInfestationSwarms do
+  use Ecto.Migration
+
+  # One row per swarm run. The cooldown reads the newest row for a pattern, and
+  # the rows double as a record of who fanned work out across other people's
+  # agents - the cost of a swarm lands on them, not on the moderator clicking.
+  def change do
+    create table(:infestation_swarms) do
+      add :pattern_key, :string, null: false
+      add :account_id, references(:accounts, on_delete: :nilify_all)
+      add :jobs_opened, :integer, null: false, default: 0
+      add :candidates_seen, :integer, null: false, default: 0
+
+      timestamps(type: :utc_datetime_usec)
+    end
+
+    create index(:infestation_swarms, [:pattern_key, :inserted_at],
+             name: :infestation_swarms_pattern_recent_index
+           )
+
+    create index(:infestation_swarms, [:account_id])
+  end
+end