feat(mcp): recipe_runner_view MCP App + recipe_list + recipe_run execute path (KLA-406)

internal/cmd/mcp.go

@@ -10,6 +10,7 @@ import (
 
 	"github.com/klaassen-consulting/jc/internal/config"
 	"github.com/klaassen-consulting/jc/internal/mcp"
+	"github.com/klaassen-consulting/jc/internal/recipe"
 	"github.com/spf13/cobra"
 )
 
@@ -263,6 +264,14 @@ func runMcpServe(rateLimit int, readOnly bool, transport, addr string, port int,
 		}
 	}
 
+	// Wire the recipe dispatcher so the recipe_run tool can actually
+	// execute (Execute: true) and the recipe_runner_view MCP App can
+	// drive end-to-end runs. Mirrors the TUI wiring at
+	// `screen.RecipeDispatcher = recipe.NewDispatcher(...)`. Plan-mode
+	// (Execute: false) doesn't need this, so the assignment is safe
+	// even on servers that never run recipes.
+	mcp.RecipeDispatcher = recipe.NewDispatcher(newRootCmdForRecipeStep)
+
 	server := mcp.NewServer(mcp.Options{
 		RateLimit:           rateLimit,
 		ReadOnly:            readOnly,

internal/mcp/apps.go

@@ -19,6 +19,9 @@ var dashboardHTML string
 //go:embed apps_html/compliance.html
 var complianceHTML string
 
+//go:embed apps_html/recipe_runner.html
+var recipeRunnerHTML string
+
 //go:embed apps_html/common.js
 var appCommonJS string
 
@@ -81,6 +84,17 @@ var appSpecs = []appSpec{
 			return fetchComplianceData(ctx)
 		},
 	},
+	{
+		Name:                "recipe_runner_view",
+		Description:         "Show an interactive JumpCloud recipe runner: browse built-in and user recipes, fill in parameters via an auto-generated form, preview the plan, and (with operator approval) execute the recipe end-to-end. Initial payload is the recipe catalog (same shape as recipe_list); the iframe drives subsequent plan/execute calls via recipe_run.",
+		ResourceURI:         "ui://jc/recipe-runner",
+		ResourceName:        "Recipe Runner App",
+		ResourceDescription: "Interactive jc recipe runner (browse → parameter form → plan/execute)",
+		HTML:                recipeRunnerHTML,
+		Handler: func(ctx context.Context) (any, error) {
+			return fetchRecipeListData()
+		},
+	},
 }
 
 // renderAppHTML returns the app's HTML with the common.js scaffolding injected