docs: update copilot-cli content from source docs (#60469)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>
Co-authored-by: hubwriter <hubwriter@github.com>

Author: 3 people

content/copilot/reference/copilot-cli-reference/cli-command-reference.md

@@ -529,6 +529,7 @@ Skills are loaded from these locations in priority order (first found wins for d
 | `.claude/skills/` | Project | Claude-compatible location. |
 | Parent `.github/skills/` | Inherited | Monorepo parent directory support. |
 | `~/.copilot/skills/` | Personal | Personal skills for all projects. |
+| `~/.agents/skills/` | Personal | Agent skills shared across all projects. |
 | `~/.claude/skills/` | Personal | Claude-compatible personal location. |
 | Plugin directories | Plugin | Skills from installed plugins. |
 | `COPILOT_SKILLS_DIRS` | Custom | Additional directories (comma-separated). |
@@ -728,6 +729,9 @@ Lifecycle events recorded on the active `chat` or `invoke_agent` span.
 
 | Event | Description | Key attributes |
 |-------|-------------|----------------|
+| `github.copilot.hook.start` | A hook began executing | `github.copilot.hook.type`, `github.copilot.hook.invocation_id` |
+| `github.copilot.hook.end` | A hook completed successfully | `github.copilot.hook.type`, `github.copilot.hook.invocation_id` |
+| `github.copilot.hook.error` | A hook failed | `github.copilot.hook.type`, `github.copilot.hook.invocation_id`, `github.copilot.hook.error_message` |
 | `github.copilot.session.truncation` | Conversation history was truncated | `github.copilot.token_limit`, `github.copilot.pre_tokens`, `github.copilot.post_tokens`, `github.copilot.tokens_removed`, `github.copilot.messages_removed` |
 | `github.copilot.session.compaction_start` | History compaction began | None |
 | `github.copilot.session.compaction_complete` | History compaction completed | `github.copilot.success`, `github.copilot.pre_tokens`, `github.copilot.post_tokens`, `github.copilot.tokens_removed`, `github.copilot.messages_removed` |

content/copilot/reference/copilot-cli-reference/cli-plugin-reference.md

@@ -193,9 +193,10 @@ The following diagram illustrates the loading order and precedence rules.
   │  3. <project>/.claude/skills/        (project)                      │
   │  4. <parents>/.github/skills/ etc.   (inherited)                    │
   │  5. ~/.copilot/skills/               (personal-copilot)             │
-  │  6. ~/.claude/skills/                (personal-claude)              │
-  │  7. PLUGIN: skills/ dirs             (plugin)                       │
-  │  8. COPILOT_SKILLS_DIRS env + config (custom)                       │
+  │  6. ~/.agents/skills/                (personal-agents)              │
+  │  7. ~/.claude/skills/                (personal-claude)              │
+  │  8. PLUGIN: skills/ dirs             (plugin)                       │
+  │  9. COPILOT_SKILLS_DIRS env + config (custom)                       │
   │  --- then commands (.claude/commands/), skills override commands ---│
   └──────────────────────┬──────────────────────────────────────────────┘
                          │

src/content-pipelines/state/copilot-cli.sha

@@ -1 +1 @@
-67501307675c867bbfe3e81218dd1e6d38d4c9cf
+4444e426d03e2d5f533c3ded10ad29c798fadb08