Fix workflow triggers & prompt

.github/AGENTS.md

@@ -10,7 +10,6 @@ Read these Agent files when working in corresponding dirs:
 
 ## Additional key files
 
-- [.github/copilot-instructions.md](copilot-instructions.md): main coding standards for agents.
 - [.github/FIREWALL.md](FIREWALL.md): firewall configuration and recommended hosts for agents.
 
 ## Hardened NEVER List

.github/workflows/cogni-ai-agent.yml

@@ -3,12 +3,25 @@
 name: Cogni AI Agent
 # yamllint disable-line rule:truthy
 on:
+  issues:
+    types:
+      - opened
+      - edited
+      - reopened
   issue_comment:
     types:
       - created
+      - edited
+  pull_request:
+    types:
+      - opened
+      - edited
+      - reopened
+      - synchronize
   pull_request_review_comment:
     types:
       - created
+      - edited
   workflow_dispatch:
     inputs:
       model:
@@ -57,7 +70,7 @@ concurrency:
   cancel-in-progress: false
   group: >-
     cogni-ai-agent-${{
-      (github.event.issue.pull_request && github.event.issue.number)
+      github.event.issue.number
       || github.event.pull_request.number
       || (github.ref_name != github.event.repository.default_branch && github.ref)
       || github.run_id
@@ -66,6 +79,9 @@ jobs:
   cogni-ai-agent:
     name: Run Cogni AI agent
     runs-on: ubuntu-latest
+    if: |
+      github.event_name != 'issues' ||
+      !github.event.issue.pull_request
     permissions:
       contents: write
       id-token: write
@@ -124,4 +140,11 @@ jobs:
               touch*: allow
               true*: allow
               vim*: allow
-          prompt: ${{ github.event.comment.body || inputs.prompt }}
+          # Use comment body if available, otherwise fall back to issue/PR body or manual input.
+          prompt: >-
+            ${{
+              github.event.comment.body ||
+              github.event.issue.body ||
+              github.event.pull_request.body ||
+              inputs.prompt
+            }}