Join an existing workspace (run from a project to connect it to a workspace)
workspace-path<objective> Join an existing workspace from within a project directory. Creates `.claude/workspace.json` in the current project with indexes to workspace artifacts and list of sibling projects. This is the inverse of `/workspace:add`: - `/workspace:add` - Run from workspace, add a project TO the workspace - `/workspace:join` - Run from project, connect the project TO a workspace </objective> <context> Project workspace schema: @schemas/project_workspace_schema.json Workspace schema: @schemas/workspace_schema.json </context> <process> 1. **Validate Current Location**: - Confirm running...