Switch to sqlite (#22)

* Updated project to use sqlite

* Edited migrations directly because I fear no man

* Updated search functions and tests to work with sqlite

* Updated build tools to remove postgres

priv/repo/migrations/20240123174417_create_channels.exs

@@ -1,17 +1,18 @@
-defmodule Pinchflat.Repo.Migrations.CreateChannels do
+defmodule Pinchflat.Repo.Migrations.CreateSources do
   use Ecto.Migration
 
   def change do
-    create table(:channels) do
+    create table(:sources) do
       add :name, :string, null: false
-      add :channel_id, :string, null: false
+      add :collection_id, :string, null: false
+      add :collection_type, :string, null: false
       add :original_url, :string, null: false
       add :media_profile_id, references(:media_profiles, on_delete: :restrict), null: false
 
       timestamps(type: :utc_datetime)
     end
 
-    create index(:channels, [:media_profile_id])
-    create unique_index(:channels, [:channel_id, :media_profile_id])
+    create index(:sources, [:media_profile_id])
+    create unique_index(:sources, [:collection_id, :media_profile_id])
   end
 end