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	diff --git a/lib/pleroma/instances.ex b/lib/pleroma/instances.ex
	index 79fbd538f..52dbba8ad 100644
	--- a/lib/pleroma/instances.ex
	+++ b/lib/pleroma/instances.ex
	@@ -1,44 +1,44 @@
	# Pleroma: A lightweight social networking server
	# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
	# SPDX-License-Identifier: AGPL-3.0-only

	defmodule Pleroma.Instances do
	@moduledoc "Instances context."

	alias Pleroma.Instances.Instance

	defdelegate filter_reachable(urls_or_hosts), to: Instance

	defdelegate reachable?(url_or_host), to: Instance

	defdelegate set_reachable(url_or_host), to: Instance

	defdelegate set_unreachable(url_or_host, unreachable_since \\ nil), to: Instance

	defdelegate get_unreachable, to: Instance

	def host(url_or_host) when is_binary(url_or_host) do
	if url_or_host =~ ~r/^http/i do
	URI.parse(url_or_host).host
	else
	url_or_host
	end
	end

	@doc "Schedules reachability checks for all unreachable instances"
	def check_all_unreachable do
	get_unreachable()
	\|> Enum.each(fn {domain, _} ->
	Pleroma.Workers.ReachabilityWorker.new(%{"domain" => domain})
	\|> Oban.insert()
	end)
	end

	@doc "Deletes all users and activities for unreachable instances"
	def delete_all_unreachable do
	get_unreachable()
	\|> Enum.each(fn {domain, _} ->
	- Instance.delete_users_and_activities(domain)
	+ Instance.delete(domain)
	end)
	end
	end
	diff --git a/lib/pleroma/instances/instance.ex b/lib/pleroma/instances/instance.ex
	index cf896ca08..3695e0b75 100644
	--- a/lib/pleroma/instances/instance.ex
	+++ b/lib/pleroma/instances/instance.ex
	@@ -1,309 +1,309 @@
	# Pleroma: A lightweight social networking server
	# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
	# SPDX-License-Identifier: AGPL-3.0-only

	defmodule Pleroma.Instances.Instance do
	@moduledoc "Instance."

	alias Pleroma.Instances
	alias Pleroma.Instances.Instance
	alias Pleroma.Maps
	alias Pleroma.Repo
	alias Pleroma.Workers.DeleteWorker

	use Ecto.Schema

	import Ecto.Query
	import Ecto.Changeset

	require Logger

	schema "instances" do
	field(:host, :string)
	field(:unreachable_since, :naive_datetime_usec)
	field(:favicon, :string)
	field(:favicon_updated_at, :naive_datetime)

	embeds_one :metadata, Pleroma.Instances.Metadata, primary_key: false do
	field(:software_name, :string)
	field(:software_version, :string)
	field(:software_repository, :string)
	end

	field(:metadata_updated_at, :utc_datetime)

	timestamps()
	end

	defdelegate host(url_or_host), to: Instances

	def changeset(struct, params \\ %{}) do
	struct
	\|> cast(params, __schema__(:fields) -- [:metadata])
	\|> cast_embed(:metadata, with: &metadata_changeset/2)
	\|> validate_required([:host])
	\|> unique_constraint(:host)
	end

	def metadata_changeset(struct, params \\ %{}) do
	struct
	\|> cast(params, [:software_name, :software_version, :software_repository])
	end

	def filter_reachable([]), do: []

	def filter_reachable(urls_or_hosts) when is_list(urls_or_hosts) do
	hosts =
	urls_or_hosts
	\|> Enum.map(&(&1 && host(&1)))
	\|> Enum.filter(&(to_string(&1) != ""))

	unreachable_since_by_host =
	Repo.all(
	from(i in Instance,
	where: i.host in ^hosts,
	select: {i.host, i.unreachable_since}
	)
	)
	\|> Map.new(& &1)

	for entry <- Enum.filter(urls_or_hosts, &is_binary/1) do
	host = host(entry)
	unreachable_since = unreachable_since_by_host[host]

	if is_nil(unreachable_since) do
	entry
	end
	end
	\|> Enum.filter(& &1)
	end

	def reachable?(url_or_host) when is_binary(url_or_host) do
	!Repo.one(
	from(i in Instance,
	where:
	i.host == ^host(url_or_host) and
	not is_nil(i.unreachable_since),
	select: true
	)
	)
	end

	def reachable?(url_or_host) when is_binary(url_or_host), do: true

	def set_reachable(url_or_host) when is_binary(url_or_host) do
	host = host(url_or_host)

	result =
	%Instance{host: host}
	\|> changeset(%{unreachable_since: nil})
	\|> Repo.insert(on_conflict: {:replace, [:unreachable_since]}, conflict_target: :host)

	Pleroma.Workers.ReachabilityWorker.delete_jobs_for_host(host)

	result
	end

	def set_reachable(_), do: {:error, nil}

	def set_unreachable(url_or_host, unreachable_since \\ nil)

	def set_unreachable(url_or_host, unreachable_since) when is_binary(url_or_host) do
	unreachable_since = parse_datetime(unreachable_since) \|\| NaiveDateTime.utc_now()
	host = host(url_or_host)
	existing_record = Repo.get_by(Instance, %{host: host})

	changes = %{unreachable_since: unreachable_since}

	cond do
	is_nil(existing_record) ->
	%Instance{}
	\|> changeset(Map.put(changes, :host, host))
	\|> Repo.insert()

	existing_record.unreachable_since &&
	NaiveDateTime.compare(existing_record.unreachable_since, unreachable_since) != :gt ->
	{:ok, existing_record}

	true ->
	existing_record
	\|> changeset(changes)
	\|> Repo.update()
	end
	end

	def set_unreachable(_, _), do: {:error, nil}

	def get_unreachable do
	from(i in Instance,
	where: not is_nil(i.unreachable_since),
	order_by: i.unreachable_since,
	select: {i.host, i.unreachable_since}
	)
	\|> Repo.all()
	end

	defp parse_datetime(datetime) when is_binary(datetime) do
	NaiveDateTime.from_iso8601(datetime)
	end

	defp parse_datetime(datetime), do: datetime

	def get_or_update_favicon(%URI{host: host} = instance_uri) do
	existing_record = Repo.get_by(Instance, %{host: host})
	now = NaiveDateTime.utc_now()

	if existing_record && existing_record.favicon_updated_at &&
	NaiveDateTime.diff(now, existing_record.favicon_updated_at) < 86_400 do
	existing_record.favicon
	else
	favicon = scrape_favicon(instance_uri)

	if existing_record do
	existing_record
	\|> changeset(%{favicon: favicon, favicon_updated_at: now})
	\|> Repo.update()
	else
	%Instance{}
	\|> changeset(%{host: host, favicon: favicon, favicon_updated_at: now})
	\|> Repo.insert()
	end

	favicon
	end
	rescue
	e ->
	Logger.warning("Instance.get_or_update_favicon(\"#{host}\") error: #{inspect(e)}")
	nil
	end

	defp scrape_favicon(%URI{} = instance_uri) do
	try do
	with {_, true} <- {:reachable, reachable?(instance_uri.host)},
	{:ok, %Tesla.Env{body: html}} <-
	Pleroma.HTTP.get(to_string(instance_uri), [{"accept", "text/html"}], pool: :media),
	{_, [favicon_rel \| _]} when is_binary(favicon_rel) <-
	{:parse,
	html \|> Floki.parse_document!() \|> Floki.attribute("link[rel=icon]", "href")},
	{_, favicon} when is_binary(favicon) <-
	{:merge, URI.merge(instance_uri, favicon_rel) \|> to_string()} do
	favicon
	else
	{:reachable, false} ->
	Logger.debug(
	"Instance.scrape_favicon(\"#{to_string(instance_uri)}\") ignored unreachable host"
	)

	nil

	_ ->
	nil
	end
	rescue
	e ->
	Logger.warning(
	"Instance.scrape_favicon(\"#{to_string(instance_uri)}\") error: #{inspect(e)}"
	)

	nil
	end
	end

	def get_or_update_metadata(%URI{host: host} = instance_uri) do
	existing_record = Repo.get_by(Instance, %{host: host})
	now = NaiveDateTime.utc_now()

	if existing_record && existing_record.metadata_updated_at &&
	NaiveDateTime.diff(now, existing_record.metadata_updated_at) < 86_400 do
	existing_record.metadata
	else
	metadata = scrape_metadata(instance_uri)

	if existing_record do
	existing_record
	\|> changeset(%{metadata: metadata, metadata_updated_at: now})
	\|> Repo.update()
	else
	%Instance{}
	\|> changeset(%{host: host, metadata: metadata, metadata_updated_at: now})
	\|> Repo.insert()
	end

	metadata
	end
	end

	defp get_nodeinfo_uri(well_known) do
	links = Map.get(well_known, "links", [])

	nodeinfo21 =
	Enum.find(links, &(&1["rel"] == "http://nodeinfo.diaspora.software/ns/schema/2.1"))["href"]

	nodeinfo20 =
	Enum.find(links, &(&1["rel"] == "http://nodeinfo.diaspora.software/ns/schema/2.0"))["href"]

	cond do
	is_binary(nodeinfo21) -> {:ok, nodeinfo21}
	is_binary(nodeinfo20) -> {:ok, nodeinfo20}
	true -> {:error, :no_links}
	end
	end

	defp scrape_metadata(%URI{} = instance_uri) do
	try do
	with {_, true} <- {:reachable, reachable?(instance_uri.host)},
	{:ok, %Tesla.Env{body: well_known_body}} <-
	instance_uri
	\|> URI.merge("/.well-known/nodeinfo")
	\|> to_string()
	\|> Pleroma.HTTP.get([{"accept", "application/json"}]),
	{:ok, well_known_json} <- Jason.decode(well_known_body),
	{:ok, nodeinfo_uri} <- get_nodeinfo_uri(well_known_json),
	{:ok, %Tesla.Env{body: nodeinfo_body}} <-
	Pleroma.HTTP.get(nodeinfo_uri, [{"accept", "application/json"}]),
	{:ok, nodeinfo} <- Jason.decode(nodeinfo_body) do
	# Can extract more metadata from NodeInfo but need to be careful about it's size,
	# can't just dump the entire thing
	software = Map.get(nodeinfo, "software", %{})

	%{
	software_name: software["name"],
	software_version: software["version"]
	}
	\|> Maps.put_if_present(:software_repository, software["repository"])
	else
	{:reachable, false} ->
	Logger.debug(
	"Instance.scrape_metadata(\"#{to_string(instance_uri)}\") ignored unreachable host"
	)

	nil

	_ ->
	nil
	end
	rescue
	e ->
	Logger.warning(
	"Instance.scrape_metadata(\"#{to_string(instance_uri)}\") error: #{inspect(e)}"
	)

	nil
	end
	end

	@doc """
	Deletes all users from an instance in a background task, thus also deleting
	all of those users' activities and notifications.
	"""
	- def delete_users_and_activities(host) when is_binary(host) do
	+ def delete(host) when is_binary(host) do
	DeleteWorker.new(%{"op" => "delete_instance", "host" => host})
	\|> Oban.insert()
	end

	@doc "Schedules reachability check for instance"
	def check_unreachable(domain) when is_binary(domain) do
	Pleroma.Workers.ReachabilityWorker.new(%{"domain" => domain})
	\|> Oban.insert()
	end
	end
	diff --git a/lib/pleroma/web/admin_api/controllers/instance_controller.ex b/lib/pleroma/web/admin_api/controllers/instance_controller.ex
	index 117a72280..40d4d812e 100644
	--- a/lib/pleroma/web/admin_api/controllers/instance_controller.ex
	+++ b/lib/pleroma/web/admin_api/controllers/instance_controller.ex
	@@ -1,63 +1,63 @@
	# Pleroma: A lightweight social networking server
	# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
	# SPDX-License-Identifier: AGPL-3.0-only

	defmodule Pleroma.Web.AdminAPI.InstanceController do
	use Pleroma.Web, :controller

	import Pleroma.Web.ControllerHelper, only: [fetch_integer_param: 3]

	alias Pleroma.Instances.Instance
	alias Pleroma.Web.ActivityPub.ActivityPub
	alias Pleroma.Web.AdminAPI
	alias Pleroma.Web.Plugs.OAuthScopesPlug

	require Logger

	@default_page_size 50

	plug(
	OAuthScopesPlug,
	%{scopes: ["admin:read:statuses"]}
	when action in [:list_statuses]
	)

	plug(
	OAuthScopesPlug,
	%{scopes: ["admin:write:accounts", "admin:write:statuses"]}
	when action in [:delete]
	)

	action_fallback(AdminAPI.FallbackController)

	def list_statuses(conn, %{"instance" => instance} = params) do
	with_reblogs = params["with_reblogs"] == "true" \|\| params["with_reblogs"] == true
	{page, page_size} = page_params(params)

	result =
	ActivityPub.fetch_statuses(nil, %{
	instance: instance,
	limit: page_size,
	offset: (page - 1) * page_size,
	exclude_reblogs: not with_reblogs,
	total: true
	})

	conn
	\|> put_view(AdminAPI.StatusView)
	\|> render("index.json", %{total: result[:total], activities: result[:items], as: :activity})
	end

	def delete(conn, %{"instance" => instance}) do
	- with {:ok, _job} <- Instance.delete_users_and_activities(instance) do
	+ with {:ok, _job} <- Instance.delete(instance) do
	json(conn, instance)
	end
	end

	defp page_params(params) do
	{
	fetch_integer_param(params, "page", 1),
	fetch_integer_param(params, "page_size", @default_page_size)
	}
	end
	end
	diff --git a/test/pleroma/instances/instance_test.exs b/test/pleroma/instances/instance_test.exs
	index 83e70ac38..bc3e7993e 100644
	--- a/test/pleroma/instances/instance_test.exs
	+++ b/test/pleroma/instances/instance_test.exs
	@@ -1,282 +1,282 @@
	# Pleroma: A lightweight social networking server
	# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
	# SPDX-License-Identifier: AGPL-3.0-only

	defmodule Pleroma.Instances.InstanceTest do
	alias Pleroma.Instances.Instance
	alias Pleroma.Repo

	use Oban.Testing, repo: Pleroma.Repo
	use Pleroma.DataCase

	import ExUnit.CaptureLog
	import Pleroma.Factory

	describe "set_reachable/1" do
	test "clears `unreachable_since` of existing matching Instance record having non-nil `unreachable_since`" do
	unreachable_since = NaiveDateTime.to_iso8601(NaiveDateTime.utc_now())
	instance = insert(:instance, unreachable_since: unreachable_since)

	assert {:ok, instance} = Instance.set_reachable(instance.host)
	refute instance.unreachable_since
	end

	test "keeps nil `unreachable_since` of existing matching Instance record having nil `unreachable_since`" do
	instance = insert(:instance, unreachable_since: nil)

	assert {:ok, instance} = Instance.set_reachable(instance.host)
	refute instance.unreachable_since
	end

	test "cancels all ReachabilityWorker jobs for the domain" do
	domain = "cancelme.example.org"
	insert(:instance, host: domain, unreachable_since: NaiveDateTime.utc_now())

	# Insert a ReachabilityWorker job for this domain, scheduled 5 minutes in the future
	scheduled_at = DateTime.add(DateTime.utc_now(), 300, :second)

	{:ok, job} =
	Pleroma.Workers.ReachabilityWorker.new(
	%{"domain" => domain, "phase" => "phase_1min", "attempt" => 1},
	scheduled_at: scheduled_at
	)
	\|> Oban.insert()

	# Ensure the job is present
	job = Pleroma.Repo.get(Oban.Job, job.id)
	assert job

	# Call set_reachable, which should delete the job
	assert {:ok, _} = Instance.set_reachable(domain)

	# Reload the job and assert it is deleted
	job = Pleroma.Repo.get(Oban.Job, job.id)
	refute job
	end
	end

	describe "set_unreachable/1" do
	test "creates new record having `unreachable_since` to current time if record does not exist" do
	assert {:ok, instance} = Instance.set_unreachable("https://domain.com/path")

	instance = Repo.get(Instance, instance.id)
	assert instance.unreachable_since
	assert "domain.com" == instance.host
	end

	test "sets `unreachable_since` of existing record having nil `unreachable_since`" do
	instance = insert(:instance, unreachable_since: nil)
	refute instance.unreachable_since

	assert {:ok, _} = Instance.set_unreachable(instance.host)

	instance = Repo.get(Instance, instance.id)
	assert instance.unreachable_since
	end

	test "does NOT modify `unreachable_since` value of existing record in case it's present" do
	instance =
	insert(:instance, unreachable_since: NaiveDateTime.add(NaiveDateTime.utc_now(), -10))

	assert instance.unreachable_since
	initial_value = instance.unreachable_since

	assert {:ok, _} = Instance.set_unreachable(instance.host)

	instance = Repo.get(Instance, instance.id)
	assert initial_value == instance.unreachable_since
	end
	end

	describe "set_unreachable/2" do
	test "sets `unreachable_since` value of existing record in case it's newer than supplied value" do
	instance =
	insert(:instance, unreachable_since: NaiveDateTime.add(NaiveDateTime.utc_now(), -10))

	assert instance.unreachable_since

	past_value = NaiveDateTime.add(NaiveDateTime.utc_now(), -100)
	assert {:ok, _} = Instance.set_unreachable(instance.host, past_value)

	instance = Repo.get(Instance, instance.id)
	assert past_value == instance.unreachable_since
	end

	test "does NOT modify `unreachable_since` value of existing record in case it's equal to or older than supplied value" do
	instance =
	insert(:instance, unreachable_since: NaiveDateTime.add(NaiveDateTime.utc_now(), -10))

	assert instance.unreachable_since
	initial_value = instance.unreachable_since

	assert {:ok, _} = Instance.set_unreachable(instance.host, NaiveDateTime.utc_now())

	instance = Repo.get(Instance, instance.id)
	assert initial_value == instance.unreachable_since
	end
	end

	describe "get_or_update_favicon/1" do
	test "Scrapes favicon URLs" do
	Tesla.Mock.mock(fn %{url: "https://favicon.example.org/"} ->
	%Tesla.Env{
	status: 200,
	body: ~s[<html><head><link rel="icon" href="/favicon.png"></head></html>]
	}
	end)

	assert "https://favicon.example.org/favicon.png" ==
	Instance.get_or_update_favicon(URI.parse("https://favicon.example.org/"))
	end

	test "Returns nil on too long favicon URLs" do
	long_favicon_url =
	"https://Lorem.ipsum.dolor.sit.amet/consecteturadipiscingelit/Praesentpharetrapurusutaliquamtempus/Mauriseulaoreetarcu/atfacilisisorci/Nullamporttitor/nequesedfeugiatmollis/dolormagnaefficiturlorem/nonpretiumsapienorcieurisus/Nullamveleratsem/Maecenassedaccumsanexnam/favicon.png"

	Tesla.Mock.mock(fn %{url: "https://long-favicon.example.org/"} ->
	%Tesla.Env{
	status: 200,
	body:
	~s[<html><head><link rel="icon" href="] <> long_favicon_url <> ~s["></head></html>]
	}
	end)

	assert capture_log(fn ->
	assert nil ==
	Instance.get_or_update_favicon(
	URI.parse("https://long-favicon.example.org/")
	)
	end) =~
	"Instance.get_or_update_favicon(\"long-favicon.example.org\") error: %Postgrex.Error{"
	end

	test "Handles not getting a favicon URL properly" do
	Tesla.Mock.mock(fn %{url: "https://no-favicon.example.org/"} ->
	%Tesla.Env{
	status: 200,
	body: ~s[<html><head><h1>I wil look down and whisper "GNO.."</h1></head></html>]
	}
	end)

	refute capture_log(fn ->
	assert nil ==
	Instance.get_or_update_favicon(
	URI.parse("https://no-favicon.example.org/")
	)
	end) =~ "Instance.scrape_favicon(\"https://no-favicon.example.org/\") error: "
	end

	test "Doesn't scrapes unreachable instances" do
	instance =
	insert(:instance,
	unreachable_since: NaiveDateTime.utc_now() \|> NaiveDateTime.add(-:timer.hours(24))
	)

	url = "https://" <> instance.host

	assert capture_log(fn -> assert nil == Instance.get_or_update_favicon(URI.parse(url)) end) =~
	"Instance.scrape_favicon(\"#{url}\") ignored unreachable host"
	end
	end

	describe "get_or_update_metadata/1" do
	test "Scrapes Wildebeest NodeInfo" do
	Tesla.Mock.mock(fn
	%{url: "https://wildebeest.example.org/.well-known/nodeinfo"} ->
	%Tesla.Env{
	status: 200,
	body: File.read!("test/fixtures/wildebeest-well-known-nodeinfo.json")
	}

	%{url: "https://wildebeest.example.org/nodeinfo/2.1"} ->
	%Tesla.Env{
	status: 200,
	body: File.read!("test/fixtures/wildebeest-nodeinfo21.json")
	}
	end)

	expected = %{
	software_name: "wildebeest",
	software_repository: "https://github.com/cloudflare/wildebeest",
	software_version: "0.0.1"
	}

	assert expected ==
	Instance.get_or_update_metadata(URI.parse("https://wildebeest.example.org/"))

	expected = %Pleroma.Instances.Instance.Pleroma.Instances.Metadata{
	software_name: "wildebeest",
	software_repository: "https://github.com/cloudflare/wildebeest",
	software_version: "0.0.1"
	}

	assert expected ==
	Repo.get_by(Pleroma.Instances.Instance, %{host: "wildebeest.example.org"}).metadata
	end

	test "Scrapes Mastodon NodeInfo" do
	Tesla.Mock.mock(fn
	%{url: "https://mastodon.example.org/.well-known/nodeinfo"} ->
	%Tesla.Env{
	status: 200,
	body: File.read!("test/fixtures/mastodon-well-known-nodeinfo.json")
	}

	%{url: "https://mastodon.example.org/nodeinfo/2.0"} ->
	%Tesla.Env{
	status: 200,
	body: File.read!("test/fixtures/mastodon-nodeinfo20.json")
	}
	end)

	expected = %{
	software_name: "mastodon",
	software_version: "4.1.0"
	}

	assert expected ==
	Instance.get_or_update_metadata(URI.parse("https://mastodon.example.org/"))
	end
	end

	- test "delete_users_and_activities/1 schedules a job to delete the instance and users" do
	+ test "delete/1 schedules a job to delete the instance and users" do
	insert(:user, nickname: "mario@mushroom.kingdom", name: "Mario")

	- {:ok, _job} = Instance.delete_users_and_activities("mushroom.kingdom")
	+ {:ok, _job} = Instance.delete("mushroom.kingdom")

	assert_enqueued(
	worker: Pleroma.Workers.DeleteWorker,
	args: %{"op" => "delete_instance", "host" => "mushroom.kingdom"}
	)
	end

	describe "check_unreachable/1" do
	test "schedules a ReachabilityWorker job for the given domain" do
	domain = "test.example.com"

	# Call check_unreachable
	assert {:ok, _job} = Instance.check_unreachable(domain)

	# Verify that a ReachabilityWorker job was scheduled
	jobs = all_enqueued(worker: Pleroma.Workers.ReachabilityWorker)
	assert length(jobs) == 1
	[job] = jobs
	assert job.args["domain"] == domain
	end

	test "handles multiple calls for the same domain (uniqueness enforced)" do
	domain = "duplicate.example.com"

	assert {:ok, _job1} = Instance.check_unreachable(domain)

	# Second call for the same domain
	assert {:ok, %Oban.Job{conflict?: true}} = Instance.check_unreachable(domain)

	# Should only have one job due to uniqueness
	jobs = all_enqueued(worker: Pleroma.Workers.ReachabilityWorker)
	assert length(jobs) == 1
	[job] = jobs
	assert job.args["domain"] == domain
	end
	end
	end
	diff --git a/test/pleroma/workers/delete_worker_test.exs b/test/pleroma/workers/delete_worker_test.exs
	index b914aaee2..1becd0c03 100644
	--- a/test/pleroma/workers/delete_worker_test.exs
	+++ b/test/pleroma/workers/delete_worker_test.exs
	@@ -1,39 +1,39 @@
	# Pleroma: A lightweight social networking server
	# Copyright © 2017-2022 Pleroma Authors <https://pleroma.social/>
	# SPDX-License-Identifier: AGPL-3.0-only

	defmodule Pleroma.Workers.DeleteWorkerTest do
	use Pleroma.DataCase, async: true
	use Oban.Testing, repo: Pleroma.Repo

	import Pleroma.Factory

	alias Pleroma.Instances.Instance
	alias Pleroma.Tests.ObanHelpers
	alias Pleroma.Workers.DeleteWorker

	describe "instance deletion" do
	test "creates individual Oban jobs for each user when deleting an instance" do
	user1 = insert(:user, nickname: "alice@example.com", name: "Alice")
	user2 = insert(:user, nickname: "bob@example.com", name: "Bob")

	- {:ok, job} = Instance.delete_users_and_activities("example.com")
	+ {:ok, job} = Instance.delete("example.com")

	assert_enqueued(
	worker: DeleteWorker,
	args: %{"op" => "delete_instance", "host" => "example.com"}
	)

	{:ok, :ok} = ObanHelpers.perform(job)

	delete_user_jobs = all_enqueued(worker: DeleteWorker, args: %{"op" => "delete_user"})

	assert length(delete_user_jobs) == 2

	user_ids = [user1.id, user2.id]
	job_user_ids = Enum.map(delete_user_jobs, fn job -> job.args["user_id"] end)

	assert Enum.sort(user_ids) == Enum.sort(job_user_ids)
	end
	end
	end

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