Align CI Ruby version with Gemfile

Author: justin808

.github/workflows/js_test.yml

@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [22.x]
-        ruby: [3.3.4]
+        ruby: [3.4.3]
 
     env:
       RAILS_ENV: test

.github/workflows/lint_test.yml

@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [22.x]
-        ruby: [3.3.4]
+        ruby: [3.4.3]
 
     env:
       RAILS_ENV: test

.github/workflows/rspec_test.yml

@@ -14,7 +14,7 @@ jobs:
       fail-fast: false
       matrix:
         node: [22.x]
-        ruby: [3.3.4]
+        ruby: [3.4.3]
 
     services:
       postgres:

conductor-setup.sh

@@ -3,7 +3,7 @@ set -e
 
 echo "🚀 Setting up React on Rails workspace..."
 
-# Note: This project requires Ruby 3.3.4. 
+# Note: This project requires Ruby 3.4.3. 
 # Please ensure you have the correct Ruby version active before running this script.
 
 # Copy environment files if they exist in the root