docs: remove duplicate H1 where frontmatter title already sets it

docs/cli/acp.md

@@ -6,8 +6,6 @@ read_when:
 title: "acp"
 ---
 
-# acp
-
 Run the [Agent Client Protocol (ACP)](https://agentclientprotocol.com/) bridge that talks to an OpenClaw Gateway.
 
 This command speaks ACP over stdio for IDEs and forwards prompts to the Gateway

docs/cli/index.md

@@ -6,8 +6,6 @@ read_when:
 title: "CLI Reference"
 ---
 
-# CLI reference
-
 `openclaw` is the main CLI entry point. Each core command has either a
 dedicated reference page or is documented with the command it aliases; this
 index lists the commands, the global flags, and the output styling rules that

docs/cli/infer.md

@@ -6,8 +6,6 @@ read_when:
 title: "Inference CLI"
 ---
 
-# Inference CLI
-
 `openclaw infer` is the canonical headless surface for provider-backed inference workflows.
 
 It intentionally exposes capability families, not raw gateway RPC names and not raw agent tool ids.

docs/cli/mcp.md

@@ -7,8 +7,6 @@ read_when:
 title: "mcp"
 ---
 
-# mcp
-
 `openclaw mcp` has two jobs:
 
 - run OpenClaw as an MCP server with `openclaw mcp serve`

docs/cli/sandbox.md

@@ -5,8 +5,6 @@ read_when: "You are managing sandbox runtimes or debugging sandbox/tool-policy b
 status: active
 ---
 
-# Sandbox CLI
-
 Manage sandbox runtimes for isolated agent execution.
 
 ## Overview

docs/cli/tasks.md

@@ -6,8 +6,6 @@ read_when:
 title: "`openclaw tasks`"
 ---
 
-# `openclaw tasks`
-
 Inspect durable background tasks and Task Flow state. With no subcommand,
 `openclaw tasks` is equivalent to `openclaw tasks list`.