fix(plugins): pass emailPipeline to route handler context

.changeset/few-eels-pick.md

@@ -0,0 +1,5 @@
+---
+"emdash": patch
+---
+
+Passes emailPipeline to plugin route handler context so plugins with email:send capability can send email from route handlers.

packages/core/src/emdash-runtime.ts

@@ -1786,7 +1786,10 @@ export class EmDashRuntime {
 		// resolution order in getPluginRouteMeta to avoid auth/execution mismatches.
 		const trustedPlugin = this.configuredPlugins.find((p) => p.id === pluginId);
 		if (trustedPlugin && this.enabledPlugins.has(trustedPlugin.id)) {
-			const routeRegistry = new PluginRouteRegistry({ db: this.db });
+			const routeRegistry = new PluginRouteRegistry({
+				db: this.db,
+				emailPipeline: this.email ?? undefined,
+			});
 			routeRegistry.register(trustedPlugin);
 
 			const routeKey = path.replace(LEADING_SLASH_PATTERN, "");

packages/core/src/plugins/manager.ts

@@ -18,6 +18,7 @@ import type { Storage } from "../storage/types.js";
 import type { PluginContextFactoryOptions } from "./context.js";
 import { setCronTasksEnabled } from "./cron.js";
 import { definePlugin } from "./define-plugin.js";
+import type { EmailPipeline } from "./email.js";
 import {
 	HookPipeline,
 	type HookResult,
@@ -83,6 +84,17 @@ export class PluginManager {
 		};
 	}
 
+	/**
+	 * Set the email pipeline used when creating plugin contexts.
+	 * Reinitializes routes/hooks if already initialized so ctx.email is available immediately.
+	 */
+	setEmailPipeline(pipeline: EmailPipeline): void {
+		this.factoryOptions.emailPipeline = pipeline;
+		if (this.initialized) {
+			this.reinitialize();
+		}
+	}
+
 	// =========================================================================
 	// Plugin Registration
 	// =========================================================================

packages/core/tests/unit/plugins/routes.test.ts

@@ -12,6 +12,8 @@ import { describe, it, expect, vi } from "vitest";
 import { z } from "zod";
 
 import type { PluginContextFactoryOptions } from "../../../src/plugins/context.js";
+import { EmailPipeline } from "../../../src/plugins/email.js";
+import { HookPipeline } from "../../../src/plugins/hooks.js";
 import {
 	PluginRouteHandler,
 	PluginRouteRegistry,
@@ -301,6 +303,36 @@ describe("PluginRouteHandler", () => {
 			expect(result.error?.code).toBe("INTERNAL_ERROR");
 			expect(result.error?.message).toContain("Unexpected error");
 		});
+
+		it("includes ctx.email when email pipeline is configured", async () => {
+			const hookPipeline = new HookPipeline([], createMockFactoryOptions());
+			hookPipeline.setExclusiveSelection("email:deliver", "provider");
+			const emailPipeline = new EmailPipeline(hookPipeline);
+
+			const plugin = createTestPlugin({
+				capabilities: ["email:send"],
+				routes: {
+					checkEmail: {
+						handler: async (ctx) => ({
+							hasEmail: !!ctx.email,
+							hasSend: typeof ctx.email?.send === "function",
+						}),
+					},
+				},
+			});
+
+			const handler = new PluginRouteHandler(plugin, {
+				...createMockFactoryOptions(),
+				emailPipeline,
+			});
+
+			const result = await handler.invoke("checkEmail", {
+				request: new Request("http://test.com"),
+			});
+
+			expect(result.success).toBe(true);
+			expect(result.data).toEqual({ hasEmail: true, hasSend: true });
+		});
 	});
 });