fix: Remove setting local git config

Author: nodeg

spec/spec_helper.rb

@@ -16,7 +16,6 @@
 
 Aruba.configure do |config|
   # Increase the default timeout from 3 seconds to 15 seconds.
-  # This covers standard commands that are just slightly slow.
   config.exit_timeout = 15
 
   # Optional: Increase I/O wait time if your tool is slow to output text
@@ -26,30 +25,19 @@
 # configure aruba for rspec use
 RSpec.configure do |config|
   config.include Aruba::Api
-  # If running in a CI environment, use the verbose 'documentation'
-  # formatter so we see progress line-by-line.
+  # If running in a CI environment, use the verbose 'documentation' formatter
   config.formatter = :documentation if ENV["CI"]
 
-  # We use aruba's helper to prepend the bin path safely for each test.
   config.before(:each) do
-    # 1. Configure Git identity for Unit Tests (running in this Ruby process)
-    ENV["GIT_AUTHOR_NAME"] = "Tetra Test"
-    ENV["GIT_AUTHOR_EMAIL"] = "test@example.com"
-    ENV["GIT_COMMITTER_NAME"] = "Tetra Test"
-    ENV["GIT_COMMITTER_EMAIL"] = "test@example.com"
-
-    # 2. Configure Git identity for aruba and CI tests (running in subprocesses)
+    # Configure Git identity for Aruba (subprocesses only)
     if respond_to?(:set_environment_variable)
       set_environment_variable("GIT_AUTHOR_NAME", "Tetra Test")
       set_environment_variable("GIT_AUTHOR_EMAIL", "test@example.com")
       set_environment_variable("GIT_COMMITTER_NAME", "Tetra Test")
       set_environment_variable("GIT_COMMITTER_EMAIL", "test@example.com")
     end
 
-    # 3. Existing PATH setup
-    bin_path = File.expand_path(File.join(__dir__, "..", "bin"))
-    prepend_environment_variable("PATH", bin_path + File::PATH_SEPARATOR) if respond_to?(:prepend_environment_variable)
-
+    # 2. Add bin path to environment
     bin_path = File.expand_path(File.join(__dir__, "..", "bin"))
     prepend_environment_variable("PATH", bin_path + File::PATH_SEPARATOR)
   end
@@ -62,6 +50,15 @@ module Mockers
     def create_mock_project
       @project_path = File.join("spec", "data", "test-project")
       Tetra::Project.init(@project_path, false)
+
+      # FIX: Configure git locally for this specific test repository.
+      # This ensures unit tests are deterministic and pass on CI without
+      # overriding the user's global git config in the process environment.
+      Dir.chdir(@project_path) do
+        system("git config user.email 'test@example.com'")
+        system("git config user.name 'Tetra Test'")
+      end
+
       @project = Tetra::Project.new(@project_path)
     end