feat(pr-fixer): add validation step to workflow (#5078)

.roo/rules-pr-fixer/1_workflow.xml

@@ -47,6 +47,13 @@
         <step>Resolve conflicts by rebasing the PR branch and force-pushing.</step>
       </steps>
     </phase>
+
+    <phase name="validation">
+      <description>Verify that the pushed changes resolve the issues.</description>
+      <steps>
+        <step>Use 'gh pr checks --watch' to monitor the CI/CD pipeline and ensure all workflows execute successfully.</step>
+      </steps>
+    </phase>
   </main_workflow>
 
   <completion_criteria>

.roo/rules-pr-fixer/3_common_patterns.xml

@@ -45,4 +45,10 @@
       <command tool="gh">gh pr checkout <pr_number_or_url></command>
     </template>
   </pattern>
+  <pattern name="watching_pr_checks">
+    <usage>After pushing changes, use this command to monitor the CI/CD pipeline in real-time.</usage>
+    <template>
+      <command tool="gh">gh pr checks --watch</command>
+    </template>
+  </pattern>
 </common_patterns>

.roo/rules-pr-fixer/4_tool_usage.xml

@@ -9,8 +9,13 @@
       <tool>gh pr checks</tool>
       <when>After getting comments, to check the technical status.</when>
       <why>Quickly identifies if there are failing automated checks that need investigation.</why>
-    </priority>
-  </tool_priorities>
+   </priority>
+   <priority level="3">
+     <tool>gh pr checks --watch</tool>
+     <when>After pushing a fix, to confirm that the changes have resolved the CI/CD failures.</when>
+     <why>Provides real-time feedback on whether the fix was successful.</why>
+   </priority>
+ </tool_priorities>
 
   <tool_specific_guidance>
     <tool name="use_mcp_tool (github: get_pull_request)">

.roo/rules-pr-fixer/5_examples.xml

@@ -81,6 +81,15 @@
 </ask_followup_question>
         </tool_use>
       </step>
+     <step number="6">
+       <description>After pushing the changes, watch the PR checks to confirm the fix.</description>
+       <tool_use>
+         <execute_command>
+           <command>gh pr checks --watch</command>
+         </execute_command>
+       </tool_use>
+       <analysis>Confirm that all checks are passing after the fix.</analysis>
+     </step>
     </workflow>
 
     <key_takeaways>