feat(orchestrator): add SSE events, queue controls, and mosaic rails sync

apps/web/src/app/api/orchestrator/events/route.ts

@@ -0,0 +1,50 @@
+import { NextResponse } from "next/server";
+
+const DEFAULT_ORCHESTRATOR_URL = "http://localhost:3001";
+
+function getOrchestratorUrl(): string {
+  return (
+    process.env.ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_API_URL ??
+    DEFAULT_ORCHESTRATOR_URL
+  );
+}
+
+export async function GET(): Promise<Response> {
+  const orchestratorApiKey = process.env.ORCHESTRATOR_API_KEY;
+  if (!orchestratorApiKey) {
+    return NextResponse.json(
+      { error: "ORCHESTRATOR_API_KEY is not configured on the web server." },
+      { status: 503 }
+    );
+  }
+
+  try {
+    const upstream = await fetch(`${getOrchestratorUrl()}/agents/events`, {
+      method: "GET",
+      headers: {
+        "X-API-Key": orchestratorApiKey,
+      },
+      cache: "no-store",
+    });
+
+    if (!upstream.ok || !upstream.body) {
+      const text = await upstream.text();
+      return new NextResponse(text || "Failed to connect to orchestrator events stream", {
+        status: upstream.status || 502,
+      });
+    }
+
+    return new Response(upstream.body, {
+      status: 200,
+      headers: {
+        "Content-Type": "text/event-stream",
+        "Cache-Control": "no-cache, no-transform",
+        Connection: "keep-alive",
+      },
+    });
+  } catch {
+    return NextResponse.json({ error: "Unable to reach orchestrator." }, { status: 502 });
+  }
+}

apps/web/src/app/api/orchestrator/queue/pause/route.ts

@@ -0,0 +1,43 @@
+import { NextResponse } from "next/server";
+
+const DEFAULT_ORCHESTRATOR_URL = "http://localhost:3001";
+
+function getOrchestratorUrl(): string {
+  return (
+    process.env.ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_API_URL ??
+    DEFAULT_ORCHESTRATOR_URL
+  );
+}
+
+export async function POST(): Promise<NextResponse> {
+  const orchestratorApiKey = process.env.ORCHESTRATOR_API_KEY;
+  if (!orchestratorApiKey) {
+    return NextResponse.json(
+      { error: "ORCHESTRATOR_API_KEY is not configured on the web server." },
+      { status: 503 }
+    );
+  }
+
+  try {
+    const response = await fetch(`${getOrchestratorUrl()}/queue/pause`, {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+        "X-API-Key": orchestratorApiKey,
+      },
+      cache: "no-store",
+    });
+
+    const text = await response.text();
+    return new NextResponse(text, {
+      status: response.status,
+      headers: {
+        "Content-Type": response.headers.get("Content-Type") ?? "application/json",
+      },
+    });
+  } catch {
+    return NextResponse.json({ error: "Unable to reach orchestrator." }, { status: 502 });
+  }
+}

apps/web/src/app/api/orchestrator/queue/resume/route.ts

@@ -0,0 +1,43 @@
+import { NextResponse } from "next/server";
+
+const DEFAULT_ORCHESTRATOR_URL = "http://localhost:3001";
+
+function getOrchestratorUrl(): string {
+  return (
+    process.env.ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_API_URL ??
+    DEFAULT_ORCHESTRATOR_URL
+  );
+}
+
+export async function POST(): Promise<NextResponse> {
+  const orchestratorApiKey = process.env.ORCHESTRATOR_API_KEY;
+  if (!orchestratorApiKey) {
+    return NextResponse.json(
+      { error: "ORCHESTRATOR_API_KEY is not configured on the web server." },
+      { status: 503 }
+    );
+  }
+
+  try {
+    const response = await fetch(`${getOrchestratorUrl()}/queue/resume`, {
+      method: "POST",
+      headers: {
+        "Content-Type": "application/json",
+        "X-API-Key": orchestratorApiKey,
+      },
+      cache: "no-store",
+    });
+
+    const text = await response.text();
+    return new NextResponse(text, {
+      status: response.status,
+      headers: {
+        "Content-Type": response.headers.get("Content-Type") ?? "application/json",
+      },
+    });
+  } catch {
+    return NextResponse.json({ error: "Unable to reach orchestrator." }, { status: 502 });
+  }
+}

apps/web/src/app/api/orchestrator/queue/stats/route.ts

@@ -0,0 +1,43 @@
+import { NextResponse } from "next/server";
+
+const DEFAULT_ORCHESTRATOR_URL = "http://localhost:3001";
+
+function getOrchestratorUrl(): string {
+  return (
+    process.env.ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_ORCHESTRATOR_URL ??
+    process.env.NEXT_PUBLIC_API_URL ??
+    DEFAULT_ORCHESTRATOR_URL
+  );
+}
+
+export async function GET(): Promise<NextResponse> {
+  const orchestratorApiKey = process.env.ORCHESTRATOR_API_KEY;
+  if (!orchestratorApiKey) {
+    return NextResponse.json(
+      { error: "ORCHESTRATOR_API_KEY is not configured on the web server." },
+      { status: 503 }
+    );
+  }
+
+  try {
+    const response = await fetch(`${getOrchestratorUrl()}/queue/stats`, {
+      method: "GET",
+      headers: {
+        "Content-Type": "application/json",
+        "X-API-Key": orchestratorApiKey,
+      },
+      cache: "no-store",
+    });
+
+    const text = await response.text();
+    return new NextResponse(text, {
+      status: response.status,
+      headers: {
+        "Content-Type": response.headers.get("Content-Type") ?? "application/json",
+      },
+    });
+  } catch {
+    return NextResponse.json({ error: "Unable to reach orchestrator." }, { status: 502 });
+  }
+}