feat(repo): add clear_memory and enable_prs workflow inputs and update brain instructions

.github/workflows/gemini-cli-bot-brain.yml

@@ -44,6 +44,11 @@ jobs:
         env:
           GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
         run: |
+          if [ "${{ github.event.inputs.clear_memory }}" = "true" ]; then
+            echo "Memory clear requested. Skipping previous state download."
+            exit 0
+          fi
+
           # Find the last successful run of this workflow
           LAST_RUN_ID=$(gh run list --workflow "${{ github.workflow }}" --status success --limit 1 --json databaseId --jq '.[0].databaseId')
 
@@ -73,6 +78,7 @@ jobs:
           GEMINI_API_KEY: '${{ secrets.GEMINI_API_KEY }}'
           GITHUB_TOKEN: '${{ secrets.GITHUB_TOKEN }}'
           GEMINI_MODEL: 'gemini-3-flash-preview'
+          ENABLE_PRS: '${{ github.event.inputs.enable_prs || 'false' }}'
         run: 'node bundle/gemini.js --policy tools/gemini-cli-bot/ci-policy.toml tools/gemini-cli-bot/brain/metrics.md'
 
       - name: 'Stash Brain Outputs'
@@ -112,3 +118,5 @@ jobs:
           name: 'brain-scripts'
           path: 'temp_outputs/reflexes/scripts/'
           retention-days: 90
+_outputs/reflexes/scripts/'
+          retention-days: 90