Upgrade money-rails to 3.0.0 and update documentation

Author: etewiah

Gemfile

@@ -139,7 +139,7 @@ gem "i18n-active_record", "~> 1.1"
 # gem "globalize", "~> 6.2"
 # gem "globalize-accessors", "~> 0.3.0"
 
-gem "money-rails", "~> 2.0"
+gem "money-rails", "~> 3.0"
 gem "eu_central_bank", "~> 2.0"  # Free ECB exchange rates for currency conversion
 
 gem "simple_form", "~> 5.1"

Gemfile.lock

@@ -389,11 +389,11 @@ GEM
     money (7.0.2)
       bigdecimal
       i18n (~> 1.9)
-    money-rails (2.0.0)
-      activesupport (>= 6.1)
+    money-rails (3.0.0)
+      activesupport (>= 7.0)
       monetize (~> 2.0)
       money (~> 7.0)
-      railties (>= 6.1)
+      railties (>= 7.0)
     multi_json (1.19.1)
     multi_xml (0.8.1)
       bigdecimal (>= 3.1, < 5)
@@ -824,7 +824,7 @@ DEPENDENCIES
   mini_magick (~> 5.3)
   mission_control-jobs (~> 1.0)
   mobility
-  money-rails (~> 2.0)
+  money-rails (~> 3.0)
   obscenity (~> 1.0)
   oj
   omniauth (~> 2.1)

docs/money-rails-3-upgrade.md

@@ -1,7 +1,7 @@
 # Money-Rails 3.0.0 Upgrade Prep
 
 **Date:** January 22, 2026  
-**Status:** Planned
+**Status:** Completed
 
 ---
 
@@ -92,3 +92,11 @@ bundle exec rspec
 ## Rollback
 
 Revert `Gemfile` and `Gemfile.lock` to the previous versions if issues arise.
+
+---
+
+## Implementation Notes
+
+- Updated `Gemfile` to `gem "money-rails", "~> 3.0"`.
+- Ran `bundle update money-rails` (lockfile now resolves to 3.0.0).
+- Verified targeted specs from the Test Plan pass.