add submission tracking events

db/migrate/20230910084410_create_submission_events.rb

@@ -0,0 +1,15 @@
+# frozen_string_literal: true
+
+class CreateSubmissionEvents < ActiveRecord::Migration[7.0]
+  def change
+    create_table :submission_events do |t|
+      t.references :submission, null: false, foreign_key: true, index: true
+      t.references :submitter, null: true, foreign_key: true, index: true
+      t.text :data, null: false
+      t.string :event_type, null: false
+      t.datetime :event_timestamp, null: false
+
+      t.timestamps
+    end
+  end
+end

db/schema.rb

@@ -10,7 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[7.0].define(version: 2023_09_09_213212) do
+ActiveRecord::Schema[7.0].define(version: 2023_09_10_084410) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "plpgsql"
 
@@ -91,6 +91,18 @@ ActiveRecord::Schema[7.0].define(version: 2023_09_09_213212) do
     t.index ["account_id"], name: "index_encrypted_configs_on_account_id"
   end
 
+  create_table "submission_events", force: :cascade do |t|
+    t.bigint "submission_id", null: false
+    t.bigint "submitter_id"
+    t.text "data", null: false
+    t.string "event_type", null: false
+    t.datetime "event_timestamp", null: false
+    t.datetime "created_at", null: false
+    t.datetime "updated_at", null: false
+    t.index ["submission_id"], name: "index_submission_events_on_submission_id"
+    t.index ["submitter_id"], name: "index_submission_events_on_submitter_id"
+  end
+
   create_table "submissions", force: :cascade do |t|
     t.bigint "template_id", null: false
     t.bigint "created_by_user_id"
@@ -178,6 +190,8 @@ ActiveRecord::Schema[7.0].define(version: 2023_09_09_213212) do
   add_foreign_key "active_storage_variant_records", "active_storage_blobs", column: "blob_id"
   add_foreign_key "document_generation_events", "submitters"
   add_foreign_key "encrypted_configs", "accounts"
+  add_foreign_key "submission_events", "submissions"
+  add_foreign_key "submission_events", "submitters"
   add_foreign_key "submissions", "templates"
   add_foreign_key "submissions", "users", column: "created_by_user_id"
   add_foreign_key "submitters", "submissions"