Added missing migration for StartVM cleanup

An old tool object was left in the DB, following
the code cleanup committed earlier this month.

Author: prioux

BrainPortal/db/migrate/20250526170331_erase_old_start_vm_tool.rb

@@ -0,0 +1,33 @@
+
+#
+# CBRAIN Project
+#
+# Copyright (C) 2008-2025
+# The Royal Institution for the Advancement of Learning
+# McGill University
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation, either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+class EraseOldStartVmTool < ActiveRecord::Migration[5.0]
+
+  def up
+    Tool.where(:cbrain_task_class_name => 'CbrainTask::StartVM').delete_all
+  end
+
+  def down
+    true
+  end
+
+end

BrainPortal/db/schema.rb

@@ -10,8 +10,7 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-
-ActiveRecord::Schema.define(version: 20250512122948) do
+ActiveRecord::Schema.define(version: 20250526170331) do
 
   create_table "access_profiles", force: :cascade, options: "ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_unicode_ci" do |t|
     t.string   "name",        null: false
@@ -228,17 +227,17 @@
 
   create_table "messages", force: :cascade, options: "ENGINE=InnoDB DEFAULT CHARSET=utf8mb3 COLLATE=utf8mb3_unicode_ci" do |t|
     t.string   "header"
-    t.text     "description",   limit: 65535
-    t.text     "variable_text", limit: 65535
+    t.text     "description",         limit: 65535
+    t.text     "variable_text",       limit: 65535
     t.string   "message_type"
-    t.boolean  "read",                        default: false, null: false
+    t.boolean  "read",                              default: false, null: false
     t.integer  "user_id"
     t.datetime "expiry"
     t.datetime "created_at"
     t.datetime "updated_at"
     t.datetime "last_sent"
-    t.boolean  "critical",                    default: false, null: false
-    t.boolean  "display",                     default: false, null: false
+    t.boolean  "critical",                          default: false, null: false
+    t.boolean  "display",                           default: false, null: false
     t.integer  "invitation_group_id"
     t.string   "type"
     t.boolean  "active"