Update slash commands to use beads: prefix (#467)

Marketplace-installed plugins use the beads: prefix instead of the
old bd- prefix. Updated all documentation and examples to reflect the
current slash command naming.

Fixes #463

commands/workflow.md

@@ -9,11 +9,11 @@ Display the beads workflow for AI agents and developers.
 Beads is an issue tracker designed for AI-supervised coding workflows. Here's how to use it effectively:
 
 ## 1. Find Ready Work
-Use `/bd-ready` or the `ready` MCP tool to see tasks with no blockers.
+Use `/beads:ready` or the `ready` MCP tool to see tasks with no blockers.
 
 ## 2. Claim Your Task
 Update the issue status to `in_progress`:
-- Via command: `/bd-update <id> in_progress`
+- Via command: `/beads:update <id> in_progress`
 - Via MCP tool: `update` with `status: "in_progress"`
 
 ## 3. Work on It
@@ -21,18 +21,18 @@ Implement, test, and document the feature or fix.
 
 ## 4. Discover New Work
 As you work, you'll often find bugs, TODOs, or related work:
-- Create issues: `/bd-create` or `create` MCP tool
+- Create issues: `/beads:create` or `create` MCP tool
 - Link them: Use `dep` MCP tool with `type: "discovered-from"`
 - This maintains context and work history
 
 ## 5. Complete the Task
 Close the issue when done:
-- Via command: `/bd-close <id> "Completed: <summary>"`
+- Via command: `/beads:close <id> "Completed: <summary>"`
 - Via MCP tool: `close` with reason
 
 ## 6. Check What's Unblocked
 After closing, check if other work became ready:
-- Use `/bd-ready` to see newly unblocked tasks
+- Use `/beads:ready` to see newly unblocked tasks
 - Start the cycle again
 
 ## Tips
@@ -43,12 +43,12 @@ After closing, check if other work became ready:
 - **Git workflow**: After `git pull`, JSONL auto-imports if newer than DB
 
 ## Available Commands
-- `/bd-ready` - Find unblocked work
-- `/bd-create` - Create new issue
-- `/bd-show` - Show issue details
-- `/bd-update` - Update issue
-- `/bd-close` - Close issue
-- `/bd-workflow` - Show this guide (you are here!)
+- `/beads:ready` - Find unblocked work
+- `/beads:create` - Create new issue
+- `/beads:show` - Show issue details
+- `/beads:update` - Update issue
+- `/beads:close` - Close issue
+- `/beads:workflow` - Show this guide (you are here!)
 
 ## MCP Tools Available
 Use these via the beads MCP server: