diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
new file mode 100644
index 0000000..a06cb1b
--- /dev/null
+++ b/.github/workflows/ci.yml
@@ -0,0 +1,68 @@
+name: CI/CD
+
+on:
+  push:
+    branches: [main, dev]
+  pull_request:
+    branches: [main, dev]
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: "20"
+          cache: "npm"
+
+      - name: Install dependencies
+        run: npm ci
+
+      - name: Type check
+        run: npx tsc --noEmit
+
+      - name: Lint
+        run: npm run lint
+
+      - name: Build
+        run: npm run build
+        env:
+          NEXT_PUBLIC_API_URL: ${{ secrets.NEXT_PUBLIC_API_URL || 'http://localhost:8080/api' }}
+          NEXT_PUBLIC_SSE_URL: ${{ secrets.NEXT_PUBLIC_SSE_URL || 'http://localhost:8080/api/stream' }}
+
+  deploy:
+    needs: build
+    runs-on: ubuntu-latest
+    if: github.ref == 'refs/heads/main' && github.event_name == 'push'
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v4
+        with:
+          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          aws-region: ap-northeast-2
+
+      - name: Login to Amazon ECR
+        id: login-ecr
+        uses: aws-actions/amazon-ecr-login@v2
+
+      - name: Build, tag, and push image to ECR
+        env:
+          ECR_REGISTRY: ${{ steps.login-ecr.outputs.registry }}
+          ECR_REPOSITORY: dgu-cap-frontend
+          IMAGE_TAG: ${{ github.sha }}
+        run: |
+          docker build -t $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG .
+          docker tag $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG $ECR_REGISTRY/$ECR_REPOSITORY:latest
+          docker push $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG
+          docker push $ECR_REGISTRY/$ECR_REPOSITORY:latest
+          echo "Image pushed: $ECR_REGISTRY/$ECR_REPOSITORY:$IMAGE_TAG"
diff --git a/Dockerfile b/Dockerfile
new file mode 100644
index 0000000..c190737
--- /dev/null
+++ b/Dockerfile
@@ -0,0 +1,33 @@
+FROM node:20-alpine AS base
+
+FROM base AS deps
+RUN apk add --no-cache libc6-compat
+WORKDIR /app
+COPY package.json package-lock.json* ./
+RUN npm ci
+
+FROM base AS builder
+WORKDIR /app
+COPY --from=deps /app/node_modules ./node_modules
+COPY . .
+ENV NEXT_TELEMETRY_DISABLED=1
+RUN npm run build
+
+FROM base AS runner
+WORKDIR /app
+ENV NODE_ENV=production
+ENV NEXT_TELEMETRY_DISABLED=1
+
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+COPY --from=builder /app/public ./public
+COPY --from=builder --chown=nextjs:nodejs /app/.next/standalone ./
+COPY --from=builder --chown=nextjs:nodejs /app/.next/static ./.next/static
+
+USER nextjs
+EXPOSE 3000
+ENV PORT=3000
+ENV HOSTNAME="0.0.0.0"
+
+CMD ["node", "server.js"]
diff --git a/app/lib/api.ts b/app/lib/api.ts
index 00199e6..cde524c 100644
--- a/app/lib/api.ts
+++ b/app/lib/api.ts
@@ -5,9 +5,8 @@ import type {
   CurrentMetric,
   MetricPoint,
   Ticket,
-  TicketActionLog,
   TicketDetail,
-  UpdateStatusRequest,
+  TicketActionLog,
 } from "./types";
 
 const BASE_URL = process.env.NEXT_PUBLIC_API_URL ?? "http://localhost:8080/api";
@@ -40,13 +39,6 @@ export async function getPodEvents(
   return data;
 }
 
-export async function getTopology(namespace?: string): Promise<unknown> {
-  const { data } = await api.get("/topology", {
-    params: namespace ? { namespace } : undefined,
-  });
-  return data;
-}
-
 export async function getCurrentMetric(pod: string): Promise<CurrentMetric> {
   const { data } = await api.get("/metrics/current", { params: { pod } });
   return data;
@@ -88,7 +80,12 @@ export async function getTicket(id: number | string): Promise<TicketDetail> {
 
 export async function updateTicketStatus(
   id: number | string,
-  body: UpdateStatusRequest
+  body: {
+    status: string;
+    action: string;
+    memo: string;
+    performedBy: string;
+  }
 ): Promise<Ticket> {
   const { data } = await api.patch(`/tickets/${id}/status`, body);
   return data;
diff --git a/app/lib/types.ts b/app/lib/types.ts
index f88369b..879c761 100644
--- a/app/lib/types.ts
+++ b/app/lib/types.ts
@@ -45,6 +45,12 @@ export interface TicketMetricSnapshot {
   capturedAt: string;
 }
 
+export interface TicketDetail {
+  ticket: Ticket;
+  metricSnapshot: TicketMetricSnapshot | null;
+  actionLogs: TicketActionLog[];
+}
+
 export interface PodInfo {
   podName: string;
   namespace: string;
@@ -79,16 +85,3 @@ export interface AlertEvent {
   podName: string;
   anomalyType: AnomalyType;
 }
-
-export interface UpdateStatusRequest {
-  status: TicketStatus;
-  action: string;
-  memo: string;
-  performedBy: string;
-}
-
-export interface TicketDetail {
-  ticket: Ticket;
-  metricSnapshot: TicketMetricSnapshot | null;
-  actionLogs: TicketActionLog[];
-}
diff --git a/app/tickets/[id]/page.tsx b/app/tickets/[id]/page.tsx
index 5cb35df..b238fbf 100644
--- a/app/tickets/[id]/page.tsx
+++ b/app/tickets/[id]/page.tsx
@@ -1,10 +1,10 @@
 "use client";
 
-import { useState, useEffect } from "react";
+import { useState } from "react";
 import { useQuery, useMutation, useQueryClient } from "@tanstack/react-query";
-import { useParams, useRouter } from "next/navigation";
-import { getTicket, getTicketLogs, updateTicketStatus } from "../../lib/api";
-import type { TicketStatus } from "../../lib/types";
+import type { TicketDetail, TicketStatus } from "../../lib/types";
+import { useParams } from "next/navigation";
+import { getTicket, updateTicketStatus } from "../../lib/api";
 import { Card, CardContent, CardHeader, CardTitle } from "../../../components/ui/card";
 import {
   Select,
@@ -15,7 +15,12 @@ import {
 } from "../../../components/ui/select";
 import { Button } from "../../../components/ui/button";
 
-const STATUS_OPTIONS: TicketStatus[] = ["OPEN", "IN_PROGRESS", "RESOLVED", "CLOSED"];
+const STATUS_OPTIONS: TicketStatus[] = [
+  "OPEN",
+  "IN_PROGRESS",
+  "RESOLVED",
+  "CLOSED",
+];
 
 function InfoRow({ label, value }: { label: string; value?: string | null }) {
   return (
@@ -26,27 +31,6 @@ function InfoRow({ label, value }: { label: string; value?: string | null }) {
   );
 }
 
-function MetricCell({
-  label,
-  value,
-  unit = "%",
-  warn,
-}: {
-  label: string;
-  value: number | null | undefined;
-  unit?: string;
-  warn?: boolean;
-}) {
-  return (
-    <div className="bg-gray-800 rounded p-3">
-      <p className="text-xs text-gray-400">{label}</p>
-      <p className={`text-lg font-bold mt-1 ${warn ? "text-red-400" : "text-white"}`}>
-        {value != null ? `${value}${unit}` : "-"}
-      </p>
-    </div>
-  );
-}
-
 function Toast({ message, type }: { message: string; type: "success" | "error" }) {
   return (
     <div
@@ -61,40 +45,33 @@ function Toast({ message, type }: { message: string; type: "success" | "error" }
 
 export default function TicketDetailPage() {
   const params = useParams();
-  const router = useRouter();
   const id = params.id as string;
   const queryClient = useQueryClient();
 
-  const [status, setStatus] = useState<TicketStatus>("OPEN");
+  const [statusOverride, setStatusOverride] = useState<TicketStatus | null>(null);
   const [action, setAction] = useState("");
   const [memo, setMemo] = useState("");
   const [performedBy, setPerformedBy] = useState("");
   const [toast, setToast] = useState<{ message: string; type: "success" | "error" } | null>(null);
 
-  const { data: detail, isLoading, isError } = useQuery({
+  const { data, isLoading, isError } = useQuery<TicketDetail>({
     queryKey: ["ticket", id],
     queryFn: () => getTicket(id),
   });
 
-  const ticket = detail?.ticket;
-  const snapshot = detail?.metricSnapshot;
+  const ticket = data?.ticket;
+  const metricSnapshot = data?.metricSnapshot;
+  const actionLogs = data?.actionLogs ?? [];
 
-  useEffect(() => {
-    if (ticket) setStatus(ticket.status);
-  }, [ticket]);
-
-  const { data: logs } = useQuery({
-    queryKey: ["ticket-logs", id],
-    queryFn: () => getTicketLogs(id),
-  });
+  const status = statusOverride ?? ticket?.status ?? "OPEN";
 
   const mutation = useMutation({
     mutationFn: () =>
       updateTicketStatus(id, { status, action, memo, performedBy }),
     onSuccess: () => {
       queryClient.invalidateQueries({ queryKey: ["ticket", id] });
-      queryClient.invalidateQueries({ queryKey: ["ticket-logs", id] });
       queryClient.invalidateQueries({ queryKey: ["tickets"] });
+      setStatusOverride(null);
       setAction("");
       setMemo("");
       setPerformedBy("");
@@ -136,17 +113,9 @@ export default function TicketDetailPage() {
 
   return (
     <div className="space-y-4">
-      <div className="flex items-center gap-3">
-        <button
-          onClick={() => router.back()}
-          className="text-gray-400 hover:text-white text-sm transition-colors"
-        >
-          ← 뒤로
-        </button>
-        <h1 className="text-2xl font-bold text-white">
-          [{ticket.ticketNumber}] {ticket.title}
-        </h1>
-      </div>
+      <h1 className="text-2xl font-bold text-white">
+        [{ticket.ticketNumber}] {ticket.title}
+      </h1>
 
       <div className="grid grid-cols-1 lg:grid-cols-2 gap-4">
         {/* 왼쪽 영역 */}
@@ -218,19 +187,19 @@ export default function TicketDetailPage() {
               <CardTitle className="text-sm text-gray-400">메트릭 스냅샷</CardTitle>
             </CardHeader>
             <CardContent>
-              {snapshot ? (
-                <div className="grid grid-cols-2 gap-3">
-                  <MetricCell label="CPU" value={snapshot.cpu} warn={snapshot.cpu > 90} />
-                  <MetricCell label="메모리" value={snapshot.memory} warn={snapshot.memory > 85} />
-                  <MetricCell label="재시작" value={snapshot.restarts} unit="회" warn={snapshot.restarts >= 3} />
-                  <MetricCell label="에러율" value={snapshot.errorRate} warn={snapshot.errorRate > 10} />
-                </div>
-              ) : (
-                <div className="grid grid-cols-2 gap-3">
-                  <MetricCell label="감지 값" value={ticket.metricValue} warn={ticket.metricValue > ticket.threshold} />
-                  <MetricCell label="임계치" value={ticket.threshold} />
-                </div>
-              )}
+              <div className="grid grid-cols-2 gap-3">
+                {[
+                  { label: "CPU", value: metricSnapshot ? `${metricSnapshot.cpu}%` : `${ticket.metricValue ?? "-"}%` },
+                  { label: "Threshold", value: `${ticket.threshold ?? "-"}%` },
+                  { label: "Severity", value: ticket.severity },
+                  { label: "Assignee", value: ticket.assigneeName || "-" },
+                ].map(({ label, value }) => (
+                  <div key={label} className="bg-gray-800 rounded p-3">
+                    <p className="text-xs text-gray-400">{label}</p>
+                    <p className="text-lg font-bold text-white mt-1">{value}</p>
+                  </div>
+                ))}
+              </div>
             </CardContent>
           </Card>
 
@@ -241,7 +210,10 @@ export default function TicketDetailPage() {
             <CardContent className="space-y-3">
               <div className="space-y-1">
                 <label className="text-xs text-gray-400">상태</label>
-                <Select value={status} onValueChange={(v) => setStatus(v as TicketStatus)}>
+                <Select
+                  value={status}
+                  onValueChange={(v) => setStatusOverride(v as TicketStatus)}
+                >
                   <SelectTrigger className="bg-gray-800 border-gray-700 text-gray-200">
                     <SelectValue />
                   </SelectTrigger>
@@ -303,11 +275,11 @@ export default function TicketDetailPage() {
               <CardTitle className="text-sm text-gray-400">조치 이력</CardTitle>
             </CardHeader>
             <CardContent>
-              {!logs || logs.length === 0 ? (
+              {actionLogs.length === 0 ? (
                 <p className="text-sm text-gray-500">이력이 없습니다</p>
               ) : (
                 <ol className="relative border-l border-gray-700 space-y-4 ml-2">
-                  {logs.map((log) => (
+                  {actionLogs.map((log) => (
                     <li key={log.id} className="ml-4">
                       <span className="absolute -left-1.5 mt-1 h-3 w-3 rounded-full bg-blue-500" />
                       <p className="text-xs text-gray-400">
diff --git a/app/tickets/page.tsx b/app/tickets/page.tsx
index 4c7db25..e7a9d02 100644
--- a/app/tickets/page.tsx
+++ b/app/tickets/page.tsx
@@ -98,11 +98,6 @@ export default function TicketsPage() {
       ),
   });
 
-  function handleNewTicketBannerClick() {
-    setHasNewTicket(false);
-    refetch();
-  }
-
   return (
     <div className="space-y-4">
       <h1 className="text-2xl font-bold text-white">티켓</h1>
diff --git a/next.config.ts b/next.config.ts
index e9ffa30..68a6c64 100644
--- a/next.config.ts
+++ b/next.config.ts
@@ -1,7 +1,7 @@
 import type { NextConfig } from "next";
 
 const nextConfig: NextConfig = {
-  /* config options here */
+  output: "standalone",
 };
 
 export default nextConfig;