feat(plugin): add review and sweep commands, update dispatch with persona

New commands:
- /core:review — review agent workspace output, diff, merge options
- /core:sweep — batch dispatch audit across all Go repos

Updated /core:dispatch with persona argument support.

Co-Authored-By: Virgil <virgil@lethean.io>

claude/code/commands/dispatch.md

@@ -16,6 +16,8 @@ arguments:
     default: coding
   - name: plan
     description: Plan template (bug-fix, code-review, new-feature, refactor, feature-port)
+  - name: persona
+    description: Persona slug (e.g. engineering/engineering-backend-architect)
 ---
 
 Dispatch a subagent to work on `$ARGUMENTS.repo` with task: `$ARGUMENTS.task`
@@ -26,5 +28,6 @@ Use the `mcp__core__agentic_dispatch` tool with:
 - agent: $ARGUMENTS.agent
 - template: $ARGUMENTS.template
 - plan_template: $ARGUMENTS.plan (if provided)
+- persona: $ARGUMENTS.persona (if provided)
 
-After dispatching, report the workspace dir and PID.
+After dispatching, report the workspace dir, PID, and whether it was queued or started immediately.

claude/code/commands/review.md

@@ -0,0 +1,19 @@
+---
+name: core:review
+description: Review completed agent workspace — show output, git diff, and merge options
+arguments:
+  - name: workspace
+    description: Workspace name (e.g. go-html-1773592564). If omitted, shows all completed.
+---
+
+If no workspace specified, use `mcp__core__agentic_status` to list all workspaces, then show only completed ones with a summary table.
+
+If workspace specified:
+1. Read the agent log file: `.core/workspace/{workspace}/agent-*.log`
+2. Show the last 30 lines of output
+3. Check git diff in the workspace: `git -C .core/workspace/{workspace}/src log --oneline main..HEAD`
+4. Show the diff stat: `git -C .core/workspace/{workspace}/src diff --stat main`
+5. Ask if the user wants to:
+   - **Merge**: fetch branch into real repo, push to forge
+   - **Discard**: delete the workspace
+   - **Resume**: dispatch another agent to continue the work

claude/code/commands/sweep.md

@@ -0,0 +1,24 @@
+---
+name: core:sweep
+description: Dispatch a batch audit across all Go repos in the ecosystem
+arguments:
+  - name: template
+    description: Audit template (conventions, security)
+    default: conventions
+  - name: agent
+    description: Agent type for the sweep
+    default: gemini
+  - name: repos
+    description: Comma-separated repos to include (default: all Go repos)
+---
+
+Run a batch conventions or security audit across the Go ecosystem.
+
+1. If repos not specified, find all Go repos in ~/Code/core/ that have a go.mod
+2. For each repo, call `mcp__core__agentic_dispatch` with:
+   - repo: {repo name}
+   - task: "{template} audit - UK English, error handling, interface checks, import aliasing"
+   - agent: $ARGUMENTS.agent
+   - template: $ARGUMENTS.template
+3. Report how many were dispatched vs queued
+4. Tell the user they can check progress with `/core:status` and review results with `/core:review`