Enable Postgis extension for PostgreSQL

db/migrate/20250123145155_enable_postgis_extension.rb

@@ -0,0 +1,7 @@
+# frozen_string_literal: true
+
+class EnablePostgisExtension < ActiveRecord::Migration[8.0]
+  def change
+    enable_extension 'postgis'
+  end
+end

db/schema.rb

@@ -10,9 +10,10 @@
 #
 # It's strongly recommended that you check this file into your version control system.
 
-ActiveRecord::Schema[8.0].define(version: 2025_01_20_154555) do
+ActiveRecord::Schema[8.0].define(version: 2025_01_23_145155) do
   # These are extensions that must be enabled in order to support this database
   enable_extension "pg_catalog.plpgsql"
+  enable_extension "postgis"
 
   create_table "action_text_rich_texts", force: :cascade do |t|
     t.string "name", null: false
@@ -177,6 +178,14 @@ ActiveRecord::Schema[8.0].define(version: 2025_01_20_154555) do
     t.index ["visit_id"], name: "index_points_on_visit_id"
   end
 
+  create_table "spatial_ref_sys", primary_key: "srid", id: :integer, default: nil, force: :cascade do |t|
+    t.string "auth_name", limit: 256
+    t.integer "auth_srid"
+    t.string "srtext", limit: 2048
+    t.string "proj4text", limit: 2048
+    t.check_constraint "srid > 0 AND srid <= 998999", name: "spatial_ref_sys_srid_check"
+  end
+
   create_table "stats", force: :cascade do |t|
     t.integer "year", null: false
     t.integer "month", null: false