feat: add /agent-demote command and make grade optional

README.md

@@ -66,7 +66,8 @@ Alternatively, clone or copy the plugin files to one of these directories:
 
 | Command | Description | Agent |
 |---------|-------------|-------|
-| `/agent-promote <name> <grade>` | Change the type of a plugin agent at runtime. Grades: `subagent`, `primary`, `all` | - |
+| `/agent-promote <name> [grade]` | Promote an agent to primary (default) or specify grade: `subagent`, `primary`, `all` | - |
+| `/agent-demote <name>` | Demote an agent to subagent | - |
 | `/commit-push` | Stage, commit, and push changes with user confirmation | `build` |
 | `/diff-summary [source] [target]` | Show working tree changes or diff between branches | - |
 | `/doc-changes` | Update documentation based on uncommitted changes (new features only) | `doc-writer` |
@@ -232,34 +233,34 @@ Child sessions (2):
 
 ### agent-promote
 
-Change the type of a plugin agent at runtime. Promotes subagents to primary agents (visible in Tab selection) or demotes them back.
+Promote an agent to primary (default) or specify a grade.
 
 #### Parameters
 
 | Parameter | Type | Required | Description |
 |-----------|------|----------|-------------|
 | `name` | `string` | Yes | Name of the plugin agent (e.g., `rubber-duck`, `architect`) |
-| `grade` | `string` | Yes | Target type: `subagent`, `primary`, or `all` |
+| `grade` | `string` | No | Target type: `subagent`, `primary`, or `all` (default: `primary`) |
 
 #### Grade Types
 
 | Grade | Effect |
 |-------|--------|
-| `subagent` | Available only as a subagent (default for most agents) |
+| `subagent` | Available only as a subagent |
 | `primary` | Appears in Tab selection for direct use |
 | `all` | Available both as primary and subagent |
 
 #### Usage Examples
 
 ```bash
-# Promote rubber-duck to use it directly via Tab
-/agent-promote rubber-duck primary
+# Promote rubber-duck to primary (default)
+/agent-promote rubber-duck
 
-# Make architect available everywhere
+# Promote with explicit grade
 /agent-promote architect all
 
-# Revert code-reviewer to subagent only
-/agent-promote code-reviewer subagent
+# Demote back to subagent
+/agent-demote rubber-duck
 ```
 
 #### Notes

command/agent-demote.md

@@ -0,0 +1,5 @@
+---
+description: Demote an agent to subagent
+---
+
+Use the agent-promote tool with name=$1 and grade=subagent.

command/agent-promote.md

@@ -1,5 +1,5 @@
 ---
-description: Change the type of an agent to primary, subagent or all
+description: Promote an agent to primary (or specify grade)
 ---
 
-Use the agent-promote tool to change agent $1 to grade $2.
+Use the agent-promote tool to change agent $1 to grade $2. If no grade is provided, use primary.

package.json

@@ -1,6 +1,6 @@
 {
   "name": "opencode-froggy",
-  "version": "0.5.0",
+  "version": "0.5.1",
   "description": "OpenCode plugin with a hook layer (tool.before.*, session.idle...), agents (code-reviewer, doc-writer), and commands (/review-pr, /commit)",
   "main": "dist/index.js",
   "types": "dist/index.d.ts",

src/tools/agent-promote.ts

@@ -23,18 +23,19 @@ type Client = ReturnType<typeof createOpencodeClient>
 
 export interface AgentPromoteArgs {
   name: string
-  grade: string
+  grade?: string
 }
 
 export function createAgentPromoteTool(client: Client, pluginAgentNames: string[]) {
   return tool({
     description: "Change the type of an agent to primary, subagent or all",
     args: {
       name: tool.schema.string().describe("Name of the agent"),
-      grade: tool.schema.string().describe("Target type: 'subagent', 'primary', or 'all'"),
+      grade: tool.schema.string().optional().describe("Target type: 'subagent', 'primary', or 'all' (default: primary)"),
     },
     async execute(args: AgentPromoteArgs, _context: ToolContext) {
-      const { name, grade } = args
+      const { name } = args
+      const grade = args.grade?.trim() || "primary"
 
       if (!validateGrade(grade)) {
         return `Invalid grade "${grade}". Valid grades: ${VALID_GRADES.join(", ")}`