Add configurable branch name template

lib/wralph/config.rb

@@ -62,6 +62,9 @@ def respond_to_missing?(method_name, include_private = false)
 
       def default_hash
         {
+          'repo' => {
+            'branch_name' => "issue-\#{identifier}"
+          },
           'objective_repository' => {
             'source' => 'github_issues'
           },

lib/wralph/fixtures/config.yaml

@@ -1,6 +1,12 @@
 # WRALPH Configuration
 # Configure which adapters to use for different components
 
+# Repository settings
+repo:
+  # Branch name template for generated branches
+  # Uses #{identifier} as a placeholder for the issue number
+  branch_name: "issue-#{identifier}"
+
 # Where the objectives, PRDs, or other issue write-ups are stored.
 objective_repository:
   # You can specify a "custom" source, just provide a class that implements

lib/wralph/interfaces/repo.rb

@@ -1,6 +1,8 @@
 # frozen_string_literal: true
 
 require_relative 'shell'
+require_relative '../config'
+require_relative '../utils'
 
 module Wralph
   module Interfaces
@@ -78,6 +80,12 @@ def self.get_pr_from_branch_name(branch_name)
         pr_number = stdout.strip
         pr_number.empty? || pr_number == 'null' ? nil : pr_number
       end
+
+      def self.branch_name(identifier)
+        config = Config.load
+        template = config.repo&.branch_name || "issue-\#{identifier}"
+        Utils.prompt_sub(template, identifier: identifier)
+      end
     end
   end
 end

lib/wralph/run/act_on_ci_results.rb

@@ -9,7 +9,7 @@ module Wralph
   module Run
     module ActOnCIResults
       def self.run(issue_number)
-        branch_name = "issue-#{issue_number}".freeze
+        branch_name = Interfaces::Repo.branch_name(issue_number)
 
         # Check current branch to return to later
         stdout, = Interfaces::Shell.run_command('git branch --show-current')

lib/wralph/run/execute_plan.rb

@@ -16,7 +16,7 @@ def self.run(issue_number)
         plan_file = Interfaces::Repo.plan_file(issue_number)
         plan_exists = File.exist?(plan_file)
 
-        branch_name = "issue-#{issue_number}".freeze
+        branch_name = Interfaces::Repo.branch_name(issue_number)
         stdout, = Interfaces::Shell.run_command('git branch --show-current')
         current_branch = stdout.strip
 

lib/wralph/run/feedback.rb

@@ -22,7 +22,7 @@ module Feedback
       def self.run(issue_number)
         Init.ensure_initialized!
 
-        branch_name = "issue-#{issue_number}".freeze
+        branch_name = Interfaces::Repo.branch_name(issue_number)
         plan_file = Interfaces::Repo.plan_file(issue_number)
 
         stdout, = Interfaces::Shell.run_command('git branch --show-current')

lib/wralph/run/iterate_ci.rb

@@ -15,7 +15,7 @@ module IterateCI
       MAX_RETRIES = 10
 
       def self.run(issue_number, pr_number = nil)
-        branch_name = "issue-#{issue_number}".freeze
+        branch_name = Interfaces::Repo.branch_name(issue_number)
         pr_number ||= Interfaces::Repo.get_pr_from_branch_name(branch_name)
 
         stdout, = Interfaces::Shell.run_command('git branch --show-current')

lib/wralph/run/plan.rb

@@ -18,7 +18,7 @@ def self.run(issue_number)
         Init.ensure_initialized!
 
         plan_file = Interfaces::Repo.plan_file(issue_number)
-        branch_name = "issue-#{issue_number}".freeze
+        branch_name = Interfaces::Repo.branch_name(issue_number)
 
         # Ensure plans directory exists
         FileUtils.mkdir_p(Interfaces::Repo.plans_dir)

lib/wralph/run/remove.rb

@@ -10,7 +10,7 @@ module Remove
       def self.run(issue_number)
         Init.ensure_initialized!
 
-        branch_name = "issue-#{issue_number}".freeze
+        branch_name = Interfaces::Repo.branch_name(issue_number)
 
         # Delete local branch
         _, _, success = Interfaces::Shell.run_command("git branch -D #{branch_name}")

spec/lib/wralph/interfaces/repo_spec.rb

@@ -73,4 +73,61 @@
       expect(Wralph::Interfaces::Repo.secrets_file).to eq(expected_path)
     end
   end
+
+  describe '.branch_name' do
+    before do
+      Wralph::Config.reset
+    end
+
+    it 'uses default template when no config exists' do
+      Dir.mktmpdir do |tmpdir|
+        FileUtils.mkdir_p(File.join(tmpdir, '.git'))
+
+        Dir.chdir(tmpdir) do
+          result = Wralph::Interfaces::Repo.branch_name('123')
+          expect(result).to eq('issue-123')
+        end
+      end
+    end
+
+    it 'uses custom template from config' do
+      Dir.mktmpdir do |tmpdir|
+        FileUtils.mkdir_p(File.join(tmpdir, '.git'))
+        wralph_dir = File.join(tmpdir, '.wralph')
+        FileUtils.mkdir_p(wralph_dir)
+
+        config_data = {
+          'repo' => {
+            'branch_name' => "feature/ticket-\#{identifier}"
+          }
+        }
+        File.write(File.join(wralph_dir, 'config.yaml'), config_data.to_yaml)
+
+        Dir.chdir(tmpdir) do
+          result = Wralph::Interfaces::Repo.branch_name('456')
+          expect(result).to eq('feature/ticket-456')
+        end
+      end
+    end
+
+    it 'handles template with multiple variables' do
+      Dir.mktmpdir do |tmpdir|
+        FileUtils.mkdir_p(File.join(tmpdir, '.git'))
+        wralph_dir = File.join(tmpdir, '.wralph')
+        FileUtils.mkdir_p(wralph_dir)
+
+        config_data = {
+          'repo' => {
+            'branch_name' => "bugfix-\#{identifier}"
+          }
+        }
+        File.write(File.join(wralph_dir, 'config.yaml'), config_data.to_yaml)
+
+        Dir.chdir(tmpdir) do
+          result = Wralph::Interfaces::Repo.branch_name('789')
+          expect(result).to eq('bugfix-789')
+        end
+      end
+    end
+  end
 end

spec/lib/wralph/run/execute_plan_spec.rb

@@ -16,6 +16,9 @@
       allow(Wralph::Interfaces::Shell).to receive(:run_command)
         .with('git branch --show-current')
         .and_return(['master', '', true])
+
+      # Mock Repo.branch_name to return the expected branch name
+      allow(Wralph::Interfaces::Repo).to receive(:branch_name).with(issue_number).and_return(branch_name)
     end
 
     context 'when plan file does not exist' do