Add Copilot APM skill discovery E2E test and harness assertions

.agents/skills/apm-skill-discovery/instructions.md

@@ -0,0 +1,9 @@
+---
+model: gpt-5-mini
+---
+
+You are the `apm-skill-discovery` test skill.
+
+When invoked, return exactly this token on a single line:
+
+`APM_SKILL_DISCOVERY_TOKEN_9f12f2f4e8b34a16`

.github/workflows/test-copilot-apm-skill-discovery.md

@@ -0,0 +1,24 @@
+---
+on:
+  workflow_dispatch:
+  reaction: eyes
+
+permissions: read-all
+
+engine:
+  id: copilot
+
+safe-outputs:
+  create-issue:
+    title-prefix: "[copilot-test] "
+    labels: [copilot, automation]
+    # min: 1
+---
+
+Use the `apm-skill-discovery` skill from `.agents/skills`.
+
+Invoke that skill and copy its exact token response verbatim as the first line of the issue body.
+
+Create an issue in repository `${{ github.repository }}` with title "Copilot APM skill discovery" and include:
+- First line: the exact token returned by `apm-skill-discovery`
+- Second line: `Skill used: apm-skill-discovery`

AGENTS.md

@@ -111,8 +111,9 @@ done                                                  # without samples
 ```
 
 The only workflows intentionally without `samples:` are
-`test-copilot-custom-safe-outputs` and `test-copilot-dispatch-workflow`,
-because their purpose is to exercise the live engine path.
+`test-copilot-custom-safe-outputs`, `test-copilot-dispatch-workflow`, and
+`test-copilot-apm-skill-discovery`, because their purpose is to exercise the
+live engine path.
 
 ## 6. Running tests locally
 

README.md

@@ -105,6 +105,7 @@ Tracking the full matrix of [safe outputs](https://github.com/github/gh-aw/blob/
 
 - [x] `dispatch-workflow` — test-copilot-dispatch-workflow
 - [x] `call-workflow` — test-copilot-call-workflow (worker: test-copilot-call-worker)
+- [x] `APM skill discovery` — test-copilot-apm-skill-discovery
 - [x] `upload-asset` — test-copilot-upload-asset (auto-creates orphaned `assets/` branch)
 - [ ] `upload-artifact` — test-copilot-upload-artifact
 - [x] `noop` — test-copilot-noop

e2e.sh

@@ -514,6 +514,7 @@ get_all_tests() {
     echo "test-claude-create-issue"
     echo "test-codex-create-issue"
     echo "test-copilot-create-issue"
+    echo "test-copilot-apm-skill-discovery"
     echo "test-claude-create-discussion"
     echo "test-codex-create-discussion"
     echo "test-copilot-create-discussion"
@@ -1646,6 +1647,33 @@ validate_issue_created() {
     fi
 }
 
+validate_issue_body_contains() {
+    local title_prefix="$1"
+    local expected_body_text="$2"
+    local repo="${3:-}"
+
+    local repo_flag=""
+    if [[ -n "$repo" ]]; then
+        repo_flag="--repo $repo"
+    fi
+
+    local issue_number=$(gh issue list $repo_flag --limit 10 --json number,title --jq ".[] | select(.title | startswith(\"$title_prefix\")) | .number" | head -1)
+
+    if [[ -z "$issue_number" ]]; then
+        error "No issue found with title prefix: $title_prefix"
+        return 1
+    fi
+
+    local issue_body=$(gh issue view $repo_flag "$issue_number" --json body --jq '.body')
+    if echo "$issue_body" | grep -qF "$expected_body_text"; then
+        success "Issue #$issue_number body contains expected text: $expected_body_text"
+        return 0
+    fi
+
+    error "Issue #$issue_number body missing expected text: $expected_body_text"
+    return 1
+}
+
 validate_comment() {
     local issue_number="$1"
     local expected_comment_text="$2"
@@ -3422,7 +3450,7 @@ run_single_test() {
             fi
             ;;
         # Workflow dispatch tests - triggered with gh aw run
-        *"create-issue"|*"create-discussion"|*"create-pull-request"|*"create-two-pull-requests"|*"code-scanning-alert"|*"create-check-run"|*"mcp"*|*"safe-jobs"|*"gh-steps"|*"custom-safe-outputs"|*"noop"|*"report-incomplete"|*"assign-to-agent"|*"set-issue-field")
+        *"apm-skill-discovery"|*"create-issue"|*"create-discussion"|*"create-pull-request"|*"create-two-pull-requests"|*"code-scanning-alert"|*"create-check-run"|*"mcp"*|*"safe-jobs"|*"gh-steps"|*"custom-safe-outputs"|*"noop"|*"report-incomplete"|*"assign-to-agent"|*"set-issue-field")
             local workflow_success=false
             if trigger_workflow_dispatch_and_await_completion "$workflow"; then
                 workflow_success=true
@@ -3431,6 +3459,13 @@ run_single_test() {
             if [[ "$workflow_success" == true ]]; then
                 local validation_success=false
                 case "$workflow" in
+                    *"apm-skill-discovery")
+                        local title_prefix=$(get_title_prefix "$workflow" "$ai_type")
+                        local expected_labels=$(get_expected_labels "$ai_type")
+                        if validate_issue_created "$title_prefix" "$expected_labels" "$target_repo" && validate_issue_body_contains "$title_prefix" "APM_SKILL_DISCOVERY_TOKEN_9f12f2f4e8b34a16" "$target_repo"; then
+                            validation_success=true
+                        fi
+                        ;;
                     *"multi")
                         local title_prefix=$(get_title_prefix "$workflow" "$ai_type")
                         local expected_labels=$(get_expected_labels "$ai_type")