docs: update documentation for Skill tool consolidation

The SlashCommand tool has been merged into the Skill tool in Claude Code.
This update reflects that change across all documentation:

- Rename slashcommand-tool.md to skill-tool.md with updated content
- Update all SlashCommand references to Skill tool
- Add user-invocable and disable-model-invocation documentation
  to skill-development skill
- Update permission rule syntax examples (Skill(name:*) format)
- Update allowed-tools in start.md command

Addresses part of #184

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

Author: sjnims

CLAUDE.md

@@ -302,7 +302,7 @@ allowed-tools: Read, Write, Edit, Grep, Glob, Bash(mkdir:*), Bash(git init:*), .
 
 **Design contrast with `/plugin-dev:start`:**
 
-The entry point command uses `disable-model-invocation: true` and restricts tools to `AskUserQuestion, SlashCommand, TodoWrite` since it only routes to other commands. The workflow commands need broader access because they perform the actual file creation work.
+The entry point command uses `disable-model-invocation: true` and restricts tools to `AskUserQuestion, Skill, TodoWrite` since it only routes to other commands. The workflow commands need broader access because they perform the actual file creation work.
 
 **For security-sensitive environments:**
 

plugins/plugin-dev/commands/start.md

@@ -1,7 +1,7 @@
 ---
 description: Start plugin development - choose your path
 argument-hint: [description]
-allowed-tools: AskUserQuestion, SlashCommand, TodoWrite
+allowed-tools: AskUserQuestion, Skill, TodoWrite
 model: sonnet
 disable-model-invocation: true
 ---
@@ -73,13 +73,13 @@ After the user selects an option:
 **If they chose "A plugin"**:
 
 - Acknowledge their choice
-- Use the SlashCommand tool to invoke `/plugin-dev:create-plugin`
+- Use the Skill tool to invoke `/plugin-dev:create-plugin`
 - Pass through any context from $ARGUMENTS if provided
 
 **If they chose "A marketplace"**:
 
 - Acknowledge their choice
-- Use the SlashCommand tool to invoke `/plugin-dev:create-marketplace`
+- Use the Skill tool to invoke `/plugin-dev:create-marketplace`
 - Pass through any context from $ARGUMENTS if provided
 
 ---

plugins/plugin-dev/skills/command-development/SKILL.md

@@ -1,6 +1,6 @@
 ---
 name: command-development
-description: This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize commands", "create command with file references", "interactive command", "use AskUserQuestion in command", "SlashCommand tool", "programmatic command invocation", "disable-model-invocation", "prevent Claude from running command", "debug command", "command debugging", "troubleshoot command", or needs guidance on slash command structure, YAML frontmatter fields, dynamic arguments, bash execution in commands, user interaction patterns, programmatic invocation control, debugging commands, or command development best practices for Claude Code.
+description: This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command arguments", "use command frontmatter", "organize commands", "create command with file references", "interactive command", "use AskUserQuestion in command", "Skill tool", "programmatic command invocation", "disable-model-invocation", "prevent Claude from running command", "debug command", "command debugging", "troubleshoot command", or needs guidance on slash command structure, YAML frontmatter fields, dynamic arguments, bash execution in commands, user interaction patterns, programmatic invocation control, debugging commands, or command development best practices for Claude Code.
 ---
 
 # Command Development for Claude Code
@@ -193,7 +193,7 @@ argument-hint: [pr-number] [priority] [assignee]
 
 ### disable-model-invocation
 
-**Purpose:** Prevent SlashCommand tool from programmatically calling command
+**Purpose:** Prevent Skill tool from programmatically calling command
 **Type:** Boolean
 **Default:** false
 
@@ -704,7 +704,7 @@ Commands should validate inputs and resources before processing:
 ## Additional Resources
 
 For detailed frontmatter field specifications, see `references/frontmatter-reference.md`.
-For SlashCommand tool, programmatic invocation, and permission configuration, see `references/slashcommand-tool.md`.
+For Skill tool, programmatic invocation, and permission configuration, see `references/skill-tool.md`.
 For plugin-specific features and patterns, see `references/plugin-features-reference.md`.
 For plugin integration and validation patterns, see `references/plugin-integration.md`.
 For interactive user input patterns using AskUserQuestion, see `references/interactive-commands.md`.

plugins/plugin-dev/skills/command-development/references/frontmatter-reference.md

@@ -280,7 +280,7 @@ Run tests matching $1 with options: $2
 **Required:** No
 **Default:** false
 
-**Purpose:** Prevent SlashCommand tool from programmatically invoking command
+**Purpose:** Prevent Skill tool from programmatically invoking command
 
 **Examples:**
 ```yaml
@@ -314,13 +314,13 @@ disable-model-invocation: true
    ```
 
 **Default behavior (false):**
-- Command available to SlashCommand tool
+- Command available to Skill tool
 - Claude can invoke programmatically
 - Still available for manual invocation
 
 **When true:**
 - Command only invokable by user typing `/command`
-- Not available to SlashCommand tool
+- Not available to Skill tool
 - Safer for sensitive operations
 
 **Best practices:**