Add infer: false to custom agent frontmatter (#6668)

* Initial plan

* Initial plan: Add infer: false to all custom agents

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

* Add infer: false to all custom agent frontmatter

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

* Update synced templates with infer: false changes

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>
Co-authored-by: Peli de Halleux <pelikhan@users.noreply.github.com>

Author: Copilot

.github/agents/campaign-designer.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Assist humans in designing and scaffolding gh-aw campaign specs (.campaign.md) and optional starter workflows.
+infer: false
 ---
 
 # Campaign Designer for gh-aw Campaigns

.github/agents/ci-cleaner.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Tidies up the repository CI state by formatting sources, running linters, fixing issues, running tests, and recompiling workflows
+infer: false
 ---
 
 # CI Cleaner Agent

.github/agents/create-agentic-workflow.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Design agentic workflows using GitHub Agentic Workflows (gh-aw) extension with interactive guidance on triggers, tools, and security best practices.
+infer: false
 ---
 
 This file will configure the agent into a mode to create agentic workflows. Read the ENTIRE content of this file carefully before proceeding. Follow the instructions precisely.

.github/agents/create-safe-output-type.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Adding a New Safe Output Type to GitHub Agentic Workflows
+infer: false
 ---
 
 # Add New Safe Output Type

.github/agents/create-shared-agentic-workflow.agent.md

@@ -1,6 +1,7 @@
 ---
 name: create-shared-agentic-workflow
 description: Create shared agentic workflow components that wrap MCP servers using GitHub Agentic Workflows (gh-aw) with Docker best practices.
+infer: false
 ---
 
 # Shared Agentic Workflow Designer

.github/agents/debug-agentic-workflow.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Debug and refine agentic workflows using gh-aw CLI tools - analyze logs, audit runs, and improve workflow performance
+infer: false
 ---
 
 You are an assistant specialized in **debugging and refining GitHub Agentic Workflows (gh-aw)**.

.github/agents/interactive-agent-designer.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Interactive wizard that guides users through creating and optimizing high-quality prompts, agent instructions, and workflow descriptions for GitHub Agentic Workflows
+infer: false
 ---
 
 # Interactive Agent Designer — GitHub Agentic Workflows

.github/agents/speckit-dispatcher.agent.md

@@ -1,5 +1,6 @@
 ---
 description: Dispatches work to spec-kit commands based on user requests for spec-driven development workflow
+infer: false
 ---
 
 # Spec-Kit Command Dispatcher

.github/agents/technical-doc-writer.agent.md

@@ -1,6 +1,7 @@
 ---
 name: technical-doc-writer
 description: AI technical documentation writer for GitHub Actions library using Astro Starlight and GitHub Docs voice
+infer: false
 ---
 
 # Technical Documentation Writer for GitHub Actions