Fix migration!

Gemfile

@@ -59,7 +59,7 @@ gem "query_count"
 gem "rack-attack"
 
 # Use Active Storage variants [https://guides.rubyonrails.org/active_storage_overview.html#transforming-images]
-# gem "image_processing", "~> 1.2"
+gem "image_processing", "~> 1.2"
 
 # Use dotenv for environment variables
 gem "dotenv-rails"

Gemfile.lock

@@ -222,6 +222,9 @@ GEM
     http-form_data (2.3.0)
     i18n (1.14.8)
       concurrent-ruby (~> 1.0)
+    image_processing (1.14.0)
+      mini_magick (>= 4.9.5, < 6)
+      ruby-vips (>= 2.0.17, < 3)
     importmap-rails (2.2.3)
       actionpack (>= 6.0.0)
       activesupport (>= 6.0.0)
@@ -281,6 +284,8 @@ GEM
     marcel (1.1.0)
     matrix (0.4.3)
     memory_profiler (1.1.0)
+    mini_magick (5.3.1)
+      logger
     mini_mime (1.1.5)
     minitest (6.0.1)
       prism (~> 1.5)
@@ -483,6 +488,9 @@ GEM
       rubocop-performance (>= 1.24)
       rubocop-rails (>= 2.30)
     ruby-progressbar (1.13.0)
+    ruby-vips (2.3.0)
+      ffi (~> 1.12)
+      logger
     ruby_identicon (0.0.6)
       chunky_png (~> 1.4.0)
     rubyzip (3.2.2)
@@ -630,6 +638,7 @@ DEPENDENCIES
   good_job
   htmlcompressor (~> 0.4.0)
   http
+  image_processing (~> 1.2)
   importmap-rails
   inertia_rails (~> 3.17)
   jbuilder

db/migrate/20260223134705_add_index_on_heartbeats_for_mirror_reads.rb

@@ -8,7 +8,8 @@ class AddIndexOnHeartbeatsForMirrorReads < ActiveRecord::Migration[8.1]
       [ :user_id, :source_type, :id ],
       name: INDEX_NAME,
       where: "(source_type = 0 AND deleted_at IS NULL)",
-      algorithm: :concurrently
+      algorithm: :concurrently,
+      if_not_exists: true
   end
 
   def down