build: Build a full-stack task management application with the following str...

.woodpecker.yml

@@ -1,9 +1,27 @@
 steps:
-  docker:
+  build-backend:
     image: woodpeckerci/plugin-kaniko
     settings:
       registry: registry.threesix.ai
-      repo: "fs3"
+      repo: "fs3-backend"
+      context: backend
+      dockerfile: backend/Dockerfile
+      tags:
+        - latest
+        - ${CI_COMMIT_SHA:0:8}
+      cache: true
+      skip-tls-verify: true
+    when:
+      - event: push
+        branch: main
+
+  build-frontend:
+    image: woodpeckerci/plugin-kaniko
+    settings:
+      registry: registry.threesix.ai
+      repo: "fs3-frontend"
+      context: frontend
+      dockerfile: frontend/Dockerfile
       tags:
         - latest
         - ${CI_COMMIT_SHA:0:8}
@@ -16,7 +34,8 @@ steps:
   deploy:
     image: bitnami/kubectl:latest
     commands:
-      - kubectl set image deployment/fs3 fs3=registry.threesix.ai/fs3:${CI_COMMIT_SHA:0:8} -n projects
+      - kubectl set image deployment/fs3-backend backend=registry.threesix.ai/fs3-backend:${CI_COMMIT_SHA:0:8} -n projects
+      - kubectl set image deployment/fs3-frontend frontend=registry.threesix.ai/fs3-frontend:${CI_COMMIT_SHA:0:8} -n projects
     when:
       - event: push
         branch: main

Dockerfile

@@ -1,9 +1,102 @@
-# Default Dockerfile - replace with your application
+# Combined build for single-container deployment
+# For production, use separate frontend/backend containers via docker-compose
+
+# Build backend
+FROM golang:1.22-alpine AS backend-builder
+
+WORKDIR /app/backend
+
+COPY backend/go.mod backend/go.sum* ./
+RUN go mod download
+
+COPY backend/ .
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
+
+# Build frontend
+FROM node:20-alpine AS frontend-builder
+
+WORKDIR /app/frontend
+
+COPY frontend/package.json frontend/package-lock.json* ./
+RUN npm ci || npm install
+
+COPY frontend/ .
+RUN npm run build
+
+# Final stage with nginx to serve frontend and proxy to backend
 FROM nginx:alpine
 
-# Copy static files or your app
-COPY . /usr/share/nginx/html/
+# Install supervisor to run multiple processes
+RUN apk add --no-cache supervisor
 
-EXPOSE 80
+# Copy backend binary
+COPY --from=backend-builder /app/backend/main /app/backend/main
 
-CMD ["nginx", "-g", "daemon off;"]
+# Copy frontend build
+COPY --from=frontend-builder /app/frontend/.next/standalone /app/frontend/
+COPY --from=frontend-builder /app/frontend/.next/static /app/frontend/.next/static
+COPY --from=frontend-builder /app/frontend/public /app/frontend/public
+
+# Nginx config
+RUN rm /etc/nginx/conf.d/default.conf
+COPY <<'EOF' /etc/nginx/conf.d/default.conf
+server {
+    listen 8080;
+
+    location /api {
+        proxy_pass http://127.0.0.1:8081;
+        proxy_http_version 1.1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+    }
+
+    location / {
+        proxy_pass http://127.0.0.1:3000;
+        proxy_http_version 1.1;
+        proxy_set_header Host $host;
+        proxy_set_header X-Real-IP $remote_addr;
+        proxy_set_header Upgrade $http_upgrade;
+        proxy_set_header Connection 'upgrade';
+    }
+}
+EOF
+
+# Supervisor config
+COPY <<'EOF' /etc/supervisord.conf
+[supervisord]
+nodaemon=true
+logfile=/dev/null
+logfile_maxbytes=0
+
+[program:backend]
+command=/app/backend/main
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+
+[program:frontend]
+command=node /app/frontend/server.js
+environment=PORT="3000",HOSTNAME="0.0.0.0",NODE_ENV="production"
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+
+[program:nginx]
+command=nginx -g 'daemon off;'
+autostart=true
+autorestart=true
+stdout_logfile=/dev/stdout
+stdout_logfile_maxbytes=0
+stderr_logfile=/dev/stderr
+stderr_logfile_maxbytes=0
+EOF
+
+EXPOSE 8080
+
+CMD ["supervisord", "-c", "/etc/supervisord.conf"]

backend/Dockerfile

@@ -0,0 +1,31 @@
+# Build stage
+FROM golang:1.22-alpine AS builder
+
+WORKDIR /app
+
+# Copy go mod files
+COPY go.mod go.sum* ./
+RUN go mod download
+
+# Copy source code
+COPY . .
+
+# Build the binary
+RUN CGO_ENABLED=0 GOOS=linux go build -a -installsuffix cgo -o main .
+
+# Final stage
+FROM alpine:3.19
+
+WORKDIR /app
+
+# Install ca-certificates for HTTPS
+RUN apk --no-cache add ca-certificates
+
+# Copy binary from builder
+COPY --from=builder /app/main .
+
+# Expose port
+EXPOSE 8081
+
+# Run the binary
+CMD ["./main"]

backend/go.mod

@@ -0,0 +1,7 @@
+module github.com/jordan/fs3/backend
+
+go 1.22
+
+require github.com/go-chi/chi/v5 v5.0.12
+
+require github.com/go-chi/cors v1.2.1

backend/main.go

@@ -0,0 +1,188 @@
+package main
+
+import (
+	"encoding/json"
+	"log"
+	"net/http"
+	"strconv"
+	"sync"
+	"time"
+
+	"github.com/go-chi/chi/v5"
+	"github.com/go-chi/chi/v5/middleware"
+	"github.com/go-chi/cors"
+)
+
+type Task struct {
+	ID          int       `json:"id"`
+	Title       string    `json:"title"`
+	Description string    `json:"description"`
+	Completed   bool      `json:"completed"`
+	CreatedAt   time.Time `json:"createdAt"`
+}
+
+type TaskStore struct {
+	mu     sync.RWMutex
+	tasks  map[int]Task
+	nextID int
+}
+
+func NewTaskStore() *TaskStore {
+	return &TaskStore{
+		tasks:  make(map[int]Task),
+		nextID: 1,
+	}
+}
+
+func (s *TaskStore) GetAll() []Task {
+	s.mu.RLock()
+	defer s.mu.RUnlock()
+
+	tasks := make([]Task, 0, len(s.tasks))
+	for _, task := range s.tasks {
+		tasks = append(tasks, task)
+	}
+	return tasks
+}
+
+func (s *TaskStore) Get(id int) (Task, bool) {
+	s.mu.RLock()
+	defer s.mu.RUnlock()
+
+	task, ok := s.tasks[id]
+	return task, ok
+}
+
+func (s *TaskStore) Create(title, description string) Task {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+
+	task := Task{
+		ID:          s.nextID,
+		Title:       title,
+		Description: description,
+		Completed:   false,
+		CreatedAt:   time.Now(),
+	}
+	s.tasks[s.nextID] = task
+	s.nextID++
+	return task
+}
+
+func (s *TaskStore) Delete(id int) bool {
+	s.mu.Lock()
+	defer s.mu.Unlock()
+
+	if _, ok := s.tasks[id]; ok {
+		delete(s.tasks, id)
+		return true
+	}
+	return false
+}
+
+type APIResponse struct {
+	Success bool        `json:"success"`
+	Data    interface{} `json:"data,omitempty"`
+	Error   string      `json:"error,omitempty"`
+}
+
+func jsonResponse(w http.ResponseWriter, status int, resp APIResponse) {
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(status)
+	json.NewEncoder(w).Encode(resp)
+}
+
+func main() {
+	store := NewTaskStore()
+
+	// Add some sample tasks
+	store.Create("Welcome to Task Manager", "This is your first task. Click on it to see details!")
+	store.Create("Add a new task", "Use the Add Task button to create new tasks")
+	store.Create("Stay organized", "Keep track of all your tasks in one place")
+
+	r := chi.NewRouter()
+
+	// Middleware
+	r.Use(middleware.Logger)
+	r.Use(middleware.Recoverer)
+	r.Use(cors.Handler(cors.Options{
+		AllowedOrigins:   []string{"http://localhost:3000", "http://localhost:8080", "*"},
+		AllowedMethods:   []string{"GET", "POST", "PUT", "DELETE", "OPTIONS"},
+		AllowedHeaders:   []string{"Accept", "Authorization", "Content-Type", "X-CSRF-Token"},
+		ExposedHeaders:   []string{"Link"},
+		AllowCredentials: true,
+		MaxAge:           300,
+	}))
+
+	// Routes
+	r.Route("/api", func(r chi.Router) {
+		r.Get("/tasks", func(w http.ResponseWriter, r *http.Request) {
+			tasks := store.GetAll()
+			jsonResponse(w, http.StatusOK, APIResponse{Success: true, Data: tasks})
+		})
+
+		r.Post("/tasks", func(w http.ResponseWriter, r *http.Request) {
+			var input struct {
+				Title       string `json:"title"`
+				Description string `json:"description"`
+			}
+
+			if err := json.NewDecoder(r.Body).Decode(&input); err != nil {
+				jsonResponse(w, http.StatusBadRequest, APIResponse{Success: false, Error: "Invalid request body"})
+				return
+			}
+
+			if input.Title == "" {
+				jsonResponse(w, http.StatusBadRequest, APIResponse{Success: false, Error: "Title is required"})
+				return
+			}
+
+			task := store.Create(input.Title, input.Description)
+			jsonResponse(w, http.StatusCreated, APIResponse{Success: true, Data: task})
+		})
+
+		r.Get("/tasks/{id}", func(w http.ResponseWriter, r *http.Request) {
+			idStr := chi.URLParam(r, "id")
+			id, err := strconv.Atoi(idStr)
+			if err != nil {
+				jsonResponse(w, http.StatusBadRequest, APIResponse{Success: false, Error: "Invalid task ID"})
+				return
+			}
+
+			task, ok := store.Get(id)
+			if !ok {
+				jsonResponse(w, http.StatusNotFound, APIResponse{Success: false, Error: "Task not found"})
+				return
+			}
+
+			jsonResponse(w, http.StatusOK, APIResponse{Success: true, Data: task})
+		})
+
+		r.Delete("/tasks/{id}", func(w http.ResponseWriter, r *http.Request) {
+			idStr := chi.URLParam(r, "id")
+			id, err := strconv.Atoi(idStr)
+			if err != nil {
+				jsonResponse(w, http.StatusBadRequest, APIResponse{Success: false, Error: "Invalid task ID"})
+				return
+			}
+
+			if !store.Delete(id) {
+				jsonResponse(w, http.StatusNotFound, APIResponse{Success: false, Error: "Task not found"})
+				return
+			}
+
+			jsonResponse(w, http.StatusOK, APIResponse{Success: true, Data: "Task deleted"})
+		})
+	})
+
+	// Health check
+	r.Get("/health", func(w http.ResponseWriter, r *http.Request) {
+		jsonResponse(w, http.StatusOK, APIResponse{Success: true, Data: "OK"})
+	})
+
+	port := ":8081"
+	log.Printf("Backend server starting on %s", port)
+	if err := http.ListenAndServe(port, r); err != nil {
+		log.Fatal(err)
+	}
+}

docker-compose.yml

@@ -0,0 +1,20 @@
+services:
+  frontend:
+    build:
+      context: ./frontend
+      dockerfile: Dockerfile
+    ports:
+      - "8080:3000"
+    environment:
+      - BACKEND_URL=http://backend:8081
+    depends_on:
+      - backend
+    restart: unless-stopped
+
+  backend:
+    build:
+      context: ./backend
+      dockerfile: Dockerfile
+    ports:
+      - "8081:8081"
+    restart: unless-stopped

frontend/Dockerfile

@@ -0,0 +1,41 @@
+# Build stage
+FROM node:20-alpine AS builder
+
+WORKDIR /app
+
+# Copy package files
+COPY package.json package-lock.json* ./
+
+# Install dependencies
+RUN npm ci || npm install
+
+# Copy source files
+COPY . .
+
+# Build the application
+RUN npm run build
+
+# Production stage
+FROM node:20-alpine AS runner
+
+WORKDIR /app
+
+ENV NODE_ENV=production
+
+# Add non-root user for security
+RUN addgroup --system --gid 1001 nodejs
+RUN adduser --system --uid 1001 nextjs
+
+# Copy built assets from builder
+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"]

frontend/next-env.d.ts

@@ -0,0 +1,5 @@
+/// <reference types="next" />
+/// <reference types="next/image-types/global" />
+
+// NOTE: This file should not be edited
+// see https://nextjs.org/docs/basic-features/typescript for more information.

frontend/next.config.js

@@ -0,0 +1,16 @@
+/** @type {import('next').NextConfig} */
+const nextConfig = {
+  output: 'standalone',
+  async rewrites() {
+    return [
+      {
+        source: '/api/:path*',
+        destination: process.env.BACKEND_URL
+          ? `${process.env.BACKEND_URL}/api/:path*`
+          : 'http://backend:8081/api/:path*',
+      },
+    ];
+  },
+};
+
+module.exports = nextConfig;

frontend/package.json

@@ -0,0 +1,32 @@
+{
+  "name": "fs3-frontend",
+  "version": "0.1.0",
+  "private": true,
+  "scripts": {
+    "dev": "next dev",
+    "build": "next build",
+    "start": "next start",
+    "lint": "next lint"
+  },
+  "dependencies": {
+    "next": "14.2.3",
+    "react": "^18.3.1",
+    "react-dom": "^18.3.1",
+    "class-variance-authority": "^0.7.0",
+    "clsx": "^2.1.1",
+    "tailwind-merge": "^2.3.0",
+    "lucide-react": "^0.378.0",
+    "@radix-ui/react-dialog": "^1.0.5",
+    "@radix-ui/react-slot": "^1.0.2",
+    "@radix-ui/react-toast": "^1.1.5"
+  },
+  "devDependencies": {
+    "@types/node": "^20.12.12",
+    "@types/react": "^18.3.2",
+    "@types/react-dom": "^18.3.0",
+    "autoprefixer": "^10.4.19",
+    "postcss": "^8.4.38",
+    "tailwindcss": "^3.4.3",
+    "typescript": "^5.4.5"
+  }
+}

frontend/postcss.config.js

@@ -0,0 +1,6 @@
+module.exports = {
+  plugins: {
+    tailwindcss: {},
+    autoprefixer: {},
+  },
+};

frontend/src/app/globals.css

@@ -0,0 +1,45 @@
+@tailwind base;
+@tailwind components;
+@tailwind utilities;
+
+@layer base {
+  :root {
+    --background: 222.2 84% 4.9%;
+    --foreground: 210 40% 98%;
+
+    --card: 222.2 84% 4.9%;
+    --card-foreground: 210 40% 98%;
+
+    --popover: 222.2 84% 4.9%;
+    --popover-foreground: 210 40% 98%;
+
+    --primary: 210 40% 98%;
+    --primary-foreground: 222.2 47.4% 11.2%;
+
+    --secondary: 217.2 32.6% 17.5%;
+    --secondary-foreground: 210 40% 98%;
+
+    --muted: 217.2 32.6% 17.5%;
+    --muted-foreground: 215 20.2% 65.1%;
+
+    --accent: 217.2 32.6% 17.5%;
+    --accent-foreground: 210 40% 98%;
+
+    --destructive: 0 62.8% 30.6%;
+    --destructive-foreground: 210 40% 98%;
+
+    --border: 217.2 32.6% 17.5%;
+    --input: 217.2 32.6% 17.5%;
+    --ring: 212.7 26.8% 83.9%;
+    --radius: 0.5rem;
+  }
+}
+
+@layer base {
+  * {
+    @apply border-border;
+  }
+  body {
+    @apply bg-background text-foreground;
+  }
+}

frontend/src/app/layout.tsx

@@ -0,0 +1,22 @@
+import type { Metadata } from "next";
+import { Inter } from "next/font/google";
+import "./globals.css";
+
+const inter = Inter({ subsets: ["latin"] });
+
+export const metadata: Metadata = {
+  title: "Task Manager",
+  description: "A modern task management application",
+};
+
+export default function RootLayout({
+  children,
+}: Readonly<{
+  children: React.ReactNode;
+}>) {
+  return (
+    <html lang="en" className="dark">
+      <body className={inter.className}>{children}</body>
+    </html>
+  );
+}

frontend/src/app/page.tsx

@@ -0,0 +1,335 @@
+"use client";
+
+import { useState, useEffect } from "react";
+import { Plus, Trash2, Eye, CheckCircle2, Circle } from "lucide-react";
+import { Button } from "@/components/ui/button";
+import {
+  Card,
+  CardContent,
+  CardDescription,
+  CardHeader,
+  CardTitle,
+} from "@/components/ui/card";
+import { Input } from "@/components/ui/input";
+import { Textarea } from "@/components/ui/textarea";
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+  DialogTrigger,
+} from "@/components/ui/dialog";
+import { getTasks, createTask, deleteTask, getTask, Task } from "@/lib/api";
+
+export default function Home() {
+  const [tasks, setTasks] = useState<Task[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [error, setError] = useState<string | null>(null);
+
+  // Add task form state
+  const [newTitle, setNewTitle] = useState("");
+  const [newDescription, setNewDescription] = useState("");
+  const [addDialogOpen, setAddDialogOpen] = useState(false);
+  const [adding, setAdding] = useState(false);
+
+  // View task state
+  const [viewTask, setViewTask] = useState<Task | null>(null);
+  const [viewDialogOpen, setViewDialogOpen] = useState(false);
+  const [viewLoading, setViewLoading] = useState(false);
+
+  // Delete state
+  const [deletingId, setDeletingId] = useState<number | null>(null);
+
+  useEffect(() => {
+    loadTasks();
+  }, []);
+
+  async function loadTasks() {
+    try {
+      setLoading(true);
+      const data = await getTasks();
+      setTasks(data);
+      setError(null);
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Failed to load tasks");
+    } finally {
+      setLoading(false);
+    }
+  }
+
+  async function handleAddTask(e: React.FormEvent) {
+    e.preventDefault();
+    if (!newTitle.trim()) return;
+
+    try {
+      setAdding(true);
+      const task = await createTask(newTitle.trim(), newDescription.trim());
+      setTasks((prev) => [...prev, task]);
+      setNewTitle("");
+      setNewDescription("");
+      setAddDialogOpen(false);
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Failed to add task");
+    } finally {
+      setAdding(false);
+    }
+  }
+
+  async function handleDeleteTask(id: number) {
+    try {
+      setDeletingId(id);
+      await deleteTask(id);
+      setTasks((prev) => prev.filter((t) => t.id !== id));
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Failed to delete task");
+    } finally {
+      setDeletingId(null);
+    }
+  }
+
+  async function handleViewTask(id: number) {
+    try {
+      setViewLoading(true);
+      setViewDialogOpen(true);
+      const task = await getTask(id);
+      setViewTask(task);
+    } catch (err) {
+      setError(err instanceof Error ? err.message : "Failed to load task");
+      setViewDialogOpen(false);
+    } finally {
+      setViewLoading(false);
+    }
+  }
+
+  return (
+    <main className="min-h-screen bg-gradient-to-b from-background to-background/95">
+      <div className="container mx-auto py-10 px-4">
+        {/* Header */}
+        <div className="flex justify-between items-center mb-8">
+          <div>
+            <h1 className="text-4xl font-bold tracking-tight">Task Manager</h1>
+            <p className="text-muted-foreground mt-1">
+              Organize and track your tasks efficiently
+            </p>
+          </div>
+
+          {/* Add Task Dialog */}
+          <Dialog open={addDialogOpen} onOpenChange={setAddDialogOpen}>
+            <DialogTrigger asChild>
+              <Button size="lg" className="gap-2">
+                <Plus className="h-5 w-5" />
+                Add Task
+              </Button>
+            </DialogTrigger>
+            <DialogContent className="sm:max-w-[425px]">
+              <form onSubmit={handleAddTask}>
+                <DialogHeader>
+                  <DialogTitle>Add New Task</DialogTitle>
+                  <DialogDescription>
+                    Create a new task to track. Fill in the details below.
+                  </DialogDescription>
+                </DialogHeader>
+                <div className="grid gap-4 py-4">
+                  <div className="grid gap-2">
+                    <label htmlFor="title" className="text-sm font-medium">
+                      Title
+                    </label>
+                    <Input
+                      id="title"
+                      placeholder="Enter task title..."
+                      value={newTitle}
+                      onChange={(e) => setNewTitle(e.target.value)}
+                      required
+                    />
+                  </div>
+                  <div className="grid gap-2">
+                    <label
+                      htmlFor="description"
+                      className="text-sm font-medium"
+                    >
+                      Description
+                    </label>
+                    <Textarea
+                      id="description"
+                      placeholder="Enter task description..."
+                      value={newDescription}
+                      onChange={(e) => setNewDescription(e.target.value)}
+                      rows={3}
+                    />
+                  </div>
+                </div>
+                <DialogFooter>
+                  <Button type="submit" disabled={adding || !newTitle.trim()}>
+                    {adding ? "Adding..." : "Add Task"}
+                  </Button>
+                </DialogFooter>
+              </form>
+            </DialogContent>
+          </Dialog>
+        </div>
+
+        {/* Error Alert */}
+        {error && (
+          <div className="bg-destructive/15 border border-destructive text-destructive px-4 py-3 rounded-lg mb-6">
+            {error}
+            <button
+              className="float-right font-bold"
+              onClick={() => setError(null)}
+            >
+              &times;
+            </button>
+          </div>
+        )}
+
+        {/* Loading State */}
+        {loading && (
+          <div className="flex justify-center py-20">
+            <div className="animate-pulse text-muted-foreground">
+              Loading tasks...
+            </div>
+          </div>
+        )}
+
+        {/* Empty State */}
+        {!loading && tasks.length === 0 && (
+          <Card className="border-dashed">
+            <CardContent className="flex flex-col items-center justify-center py-16">
+              <Circle className="h-12 w-12 text-muted-foreground mb-4" />
+              <h3 className="text-lg font-medium">No tasks yet</h3>
+              <p className="text-muted-foreground text-center mt-1">
+                Get started by adding your first task
+              </p>
+            </CardContent>
+          </Card>
+        )}
+
+        {/* Task Grid */}
+        {!loading && tasks.length > 0 && (
+          <div className="grid gap-4 md:grid-cols-2 lg:grid-cols-3">
+            {tasks.map((task) => (
+              <Card
+                key={task.id}
+                className="group hover:shadow-lg transition-all duration-200 hover:border-primary/50"
+              >
+                <CardHeader className="pb-2">
+                  <div className="flex items-start justify-between">
+                    <div className="flex items-start gap-3 flex-1">
+                      {task.completed ? (
+                        <CheckCircle2 className="h-5 w-5 text-green-500 mt-0.5 flex-shrink-0" />
+                      ) : (
+                        <Circle className="h-5 w-5 text-muted-foreground mt-0.5 flex-shrink-0" />
+                      )}
+                      <CardTitle className="text-lg leading-tight">
+                        {task.title}
+                      </CardTitle>
+                    </div>
+                  </div>
+                  <CardDescription className="pl-8 line-clamp-2">
+                    {task.description || "No description"}
+                  </CardDescription>
+                </CardHeader>
+                <CardContent className="pt-2">
+                  <div className="flex items-center justify-between">
+                    <span className="text-xs text-muted-foreground">
+                      {new Date(task.createdAt).toLocaleDateString()}
+                    </span>
+                    <div className="flex gap-2">
+                      <Button
+                        variant="ghost"
+                        size="icon"
+                        onClick={() => handleViewTask(task.id)}
+                      >
+                        <Eye className="h-4 w-4" />
+                      </Button>
+                      <Button
+                        variant="ghost"
+                        size="icon"
+                        className="text-destructive hover:text-destructive hover:bg-destructive/10"
+                        onClick={() => handleDeleteTask(task.id)}
+                        disabled={deletingId === task.id}
+                      >
+                        <Trash2 className="h-4 w-4" />
+                      </Button>
+                    </div>
+                  </div>
+                </CardContent>
+              </Card>
+            ))}
+          </div>
+        )}
+
+        {/* View Task Dialog */}
+        <Dialog open={viewDialogOpen} onOpenChange={setViewDialogOpen}>
+          <DialogContent className="sm:max-w-[525px]">
+            {viewLoading ? (
+              <div className="py-8 text-center">
+                <div className="animate-pulse text-muted-foreground">
+                  Loading task...
+                </div>
+              </div>
+            ) : viewTask ? (
+              <>
+                <DialogHeader>
+                  <div className="flex items-center gap-3">
+                    {viewTask.completed ? (
+                      <CheckCircle2 className="h-6 w-6 text-green-500 flex-shrink-0" />
+                    ) : (
+                      <Circle className="h-6 w-6 text-muted-foreground flex-shrink-0" />
+                    )}
+                    <DialogTitle className="text-xl">
+                      {viewTask.title}
+                    </DialogTitle>
+                  </div>
+                </DialogHeader>
+                <div className="mt-4 space-y-4">
+                  <div>
+                    <h4 className="text-sm font-medium text-muted-foreground mb-1">
+                      Description
+                    </h4>
+                    <p className="text-sm">
+                      {viewTask.description || "No description provided"}
+                    </p>
+                  </div>
+                  <div className="flex gap-6 text-sm">
+                    <div>
+                      <span className="text-muted-foreground">Status: </span>
+                      <span
+                        className={
+                          viewTask.completed
+                            ? "text-green-500"
+                            : "text-yellow-500"
+                        }
+                      >
+                        {viewTask.completed ? "Completed" : "Pending"}
+                      </span>
+                    </div>
+                    <div>
+                      <span className="text-muted-foreground">Created: </span>
+                      <span>
+                        {new Date(viewTask.createdAt).toLocaleString()}
+                      </span>
+                    </div>
+                  </div>
+                </div>
+                <DialogFooter className="mt-6">
+                  <Button
+                    variant="destructive"
+                    onClick={() => {
+                      handleDeleteTask(viewTask.id);
+                      setViewDialogOpen(false);
+                    }}
+                  >
+                    <Trash2 className="h-4 w-4 mr-2" />
+                    Delete Task
+                  </Button>
+                </DialogFooter>
+              </>
+            ) : null}
+          </DialogContent>
+        </Dialog>
+      </div>
+    </main>
+  );
+}

frontend/src/components/ui/button.tsx

@@ -0,0 +1,56 @@
+import * as React from "react";
+import { Slot } from "@radix-ui/react-slot";
+import { cva, type VariantProps } from "class-variance-authority";
+
+import { cn } from "@/lib/utils";
+
+const buttonVariants = cva(
+  "inline-flex items-center justify-center whitespace-nowrap rounded-md text-sm font-medium ring-offset-background transition-colors focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:pointer-events-none disabled:opacity-50",
+  {
+    variants: {
+      variant: {
+        default: "bg-primary text-primary-foreground hover:bg-primary/90",
+        destructive:
+          "bg-destructive text-destructive-foreground hover:bg-destructive/90",
+        outline:
+          "border border-input bg-background hover:bg-accent hover:text-accent-foreground",
+        secondary:
+          "bg-secondary text-secondary-foreground hover:bg-secondary/80",
+        ghost: "hover:bg-accent hover:text-accent-foreground",
+        link: "text-primary underline-offset-4 hover:underline",
+      },
+      size: {
+        default: "h-10 px-4 py-2",
+        sm: "h-9 rounded-md px-3",
+        lg: "h-11 rounded-md px-8",
+        icon: "h-10 w-10",
+      },
+    },
+    defaultVariants: {
+      variant: "default",
+      size: "default",
+    },
+  }
+);
+
+export interface ButtonProps
+  extends React.ButtonHTMLAttributes<HTMLButtonElement>,
+    VariantProps<typeof buttonVariants> {
+  asChild?: boolean;
+}
+
+const Button = React.forwardRef<HTMLButtonElement, ButtonProps>(
+  ({ className, variant, size, asChild = false, ...props }, ref) => {
+    const Comp = asChild ? Slot : "button";
+    return (
+      <Comp
+        className={cn(buttonVariants({ variant, size, className }))}
+        ref={ref}
+        {...props}
+      />
+    );
+  }
+);
+Button.displayName = "Button";
+
+export { Button, buttonVariants };

frontend/src/components/ui/card.tsx

@@ -0,0 +1,79 @@
+import * as React from "react";
+
+import { cn } from "@/lib/utils";
+
+const Card = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn(
+      "rounded-lg border bg-card text-card-foreground shadow-sm",
+      className
+    )}
+    {...props}
+  />
+));
+Card.displayName = "Card";
+
+const CardHeader = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn("flex flex-col space-y-1.5 p-6", className)}
+    {...props}
+  />
+));
+CardHeader.displayName = "CardHeader";
+
+const CardTitle = React.forwardRef<
+  HTMLParagraphElement,
+  React.HTMLAttributes<HTMLHeadingElement>
+>(({ className, ...props }, ref) => (
+  <h3
+    ref={ref}
+    className={cn(
+      "text-2xl font-semibold leading-none tracking-tight",
+      className
+    )}
+    {...props}
+  />
+));
+CardTitle.displayName = "CardTitle";
+
+const CardDescription = React.forwardRef<
+  HTMLParagraphElement,
+  React.HTMLAttributes<HTMLParagraphElement>
+>(({ className, ...props }, ref) => (
+  <p
+    ref={ref}
+    className={cn("text-sm text-muted-foreground", className)}
+    {...props}
+  />
+));
+CardDescription.displayName = "CardDescription";
+
+const CardContent = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div ref={ref} className={cn("p-6 pt-0", className)} {...props} />
+));
+CardContent.displayName = "CardContent";
+
+const CardFooter = React.forwardRef<
+  HTMLDivElement,
+  React.HTMLAttributes<HTMLDivElement>
+>(({ className, ...props }, ref) => (
+  <div
+    ref={ref}
+    className={cn("flex items-center p-6 pt-0", className)}
+    {...props}
+  />
+));
+CardFooter.displayName = "CardFooter";
+
+export { Card, CardHeader, CardFooter, CardTitle, CardDescription, CardContent };

frontend/src/components/ui/dialog.tsx

@@ -0,0 +1,122 @@
+"use client";
+
+import * as React from "react";
+import * as DialogPrimitive from "@radix-ui/react-dialog";
+import { X } from "lucide-react";
+
+import { cn } from "@/lib/utils";
+
+const Dialog = DialogPrimitive.Root;
+
+const DialogTrigger = DialogPrimitive.Trigger;
+
+const DialogPortal = DialogPrimitive.Portal;
+
+const DialogClose = DialogPrimitive.Close;
+
+const DialogOverlay = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Overlay>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Overlay>
+>(({ className, ...props }, ref) => (
+  <DialogPrimitive.Overlay
+    ref={ref}
+    className={cn(
+      "fixed inset-0 z-50 bg-black/80 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0",
+      className
+    )}
+    {...props}
+  />
+));
+DialogOverlay.displayName = DialogPrimitive.Overlay.displayName;
+
+const DialogContent = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Content>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Content>
+>(({ className, children, ...props }, ref) => (
+  <DialogPortal>
+    <DialogOverlay />
+    <DialogPrimitive.Content
+      ref={ref}
+      className={cn(
+        "fixed left-[50%] top-[50%] z-50 grid w-full max-w-lg translate-x-[-50%] translate-y-[-50%] gap-4 border bg-background p-6 shadow-lg duration-200 data-[state=open]:animate-in data-[state=closed]:animate-out data-[state=closed]:fade-out-0 data-[state=open]:fade-in-0 data-[state=closed]:zoom-out-95 data-[state=open]:zoom-in-95 data-[state=closed]:slide-out-to-left-1/2 data-[state=closed]:slide-out-to-top-[48%] data-[state=open]:slide-in-from-left-1/2 data-[state=open]:slide-in-from-top-[48%] sm:rounded-lg",
+        className
+      )}
+      {...props}
+    >
+      {children}
+      <DialogPrimitive.Close className="absolute right-4 top-4 rounded-sm opacity-70 ring-offset-background transition-opacity hover:opacity-100 focus:outline-none focus:ring-2 focus:ring-ring focus:ring-offset-2 disabled:pointer-events-none data-[state=open]:bg-accent data-[state=open]:text-muted-foreground">
+        <X className="h-4 w-4" />
+        <span className="sr-only">Close</span>
+      </DialogPrimitive.Close>
+    </DialogPrimitive.Content>
+  </DialogPortal>
+));
+DialogContent.displayName = DialogPrimitive.Content.displayName;
+
+const DialogHeader = ({
+  className,
+  ...props
+}: React.HTMLAttributes<HTMLDivElement>) => (
+  <div
+    className={cn(
+      "flex flex-col space-y-1.5 text-center sm:text-left",
+      className
+    )}
+    {...props}
+  />
+);
+DialogHeader.displayName = "DialogHeader";
+
+const DialogFooter = ({
+  className,
+  ...props
+}: React.HTMLAttributes<HTMLDivElement>) => (
+  <div
+    className={cn(
+      "flex flex-col-reverse sm:flex-row sm:justify-end sm:space-x-2",
+      className
+    )}
+    {...props}
+  />
+);
+DialogFooter.displayName = "DialogFooter";
+
+const DialogTitle = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Title>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Title>
+>(({ className, ...props }, ref) => (
+  <DialogPrimitive.Title
+    ref={ref}
+    className={cn(
+      "text-lg font-semibold leading-none tracking-tight",
+      className
+    )}
+    {...props}
+  />
+));
+DialogTitle.displayName = DialogPrimitive.Title.displayName;
+
+const DialogDescription = React.forwardRef<
+  React.ElementRef<typeof DialogPrimitive.Description>,
+  React.ComponentPropsWithoutRef<typeof DialogPrimitive.Description>
+>(({ className, ...props }, ref) => (
+  <DialogPrimitive.Description
+    ref={ref}
+    className={cn("text-sm text-muted-foreground", className)}
+    {...props}
+  />
+));
+DialogDescription.displayName = DialogPrimitive.Description.displayName;
+
+export {
+  Dialog,
+  DialogPortal,
+  DialogOverlay,
+  DialogClose,
+  DialogTrigger,
+  DialogContent,
+  DialogHeader,
+  DialogFooter,
+  DialogTitle,
+  DialogDescription,
+};

frontend/src/components/ui/input.tsx

@@ -0,0 +1,25 @@
+import * as React from "react";
+
+import { cn } from "@/lib/utils";
+
+export interface InputProps
+  extends React.InputHTMLAttributes<HTMLInputElement> {}
+
+const Input = React.forwardRef<HTMLInputElement, InputProps>(
+  ({ className, type, ...props }, ref) => {
+    return (
+      <input
+        type={type}
+        className={cn(
+          "flex h-10 w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background file:border-0 file:bg-transparent file:text-sm file:font-medium placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
+          className
+        )}
+        ref={ref}
+        {...props}
+      />
+    );
+  }
+);
+Input.displayName = "Input";
+
+export { Input };

frontend/src/components/ui/textarea.tsx

@@ -0,0 +1,24 @@
+import * as React from "react";
+
+import { cn } from "@/lib/utils";
+
+export interface TextareaProps
+  extends React.TextareaHTMLAttributes<HTMLTextAreaElement> {}
+
+const Textarea = React.forwardRef<HTMLTextAreaElement, TextareaProps>(
+  ({ className, ...props }, ref) => {
+    return (
+      <textarea
+        className={cn(
+          "flex min-h-[80px] w-full rounded-md border border-input bg-background px-3 py-2 text-sm ring-offset-background placeholder:text-muted-foreground focus-visible:outline-none focus-visible:ring-2 focus-visible:ring-ring focus-visible:ring-offset-2 disabled:cursor-not-allowed disabled:opacity-50",
+          className
+        )}
+        ref={ref}
+        {...props}
+      />
+    );
+  }
+);
+Textarea.displayName = "Textarea";
+
+export { Textarea };

frontend/src/lib/api.ts

@@ -0,0 +1,61 @@
+export interface Task {
+  id: number;
+  title: string;
+  description: string;
+  completed: boolean;
+  createdAt: string;
+}
+
+export interface APIResponse<T> {
+  success: boolean;
+  data?: T;
+  error?: string;
+}
+
+const API_BASE = "/api";
+
+export async function getTasks(): Promise<Task[]> {
+  const res = await fetch(`${API_BASE}/tasks`);
+  const json: APIResponse<Task[]> = await res.json();
+  if (!json.success) {
+    throw new Error(json.error || "Failed to fetch tasks");
+  }
+  return json.data || [];
+}
+
+export async function getTask(id: number): Promise<Task> {
+  const res = await fetch(`${API_BASE}/tasks/${id}`);
+  const json: APIResponse<Task> = await res.json();
+  if (!json.success) {
+    throw new Error(json.error || "Failed to fetch task");
+  }
+  return json.data!;
+}
+
+export async function createTask(
+  title: string,
+  description: string
+): Promise<Task> {
+  const res = await fetch(`${API_BASE}/tasks`, {
+    method: "POST",
+    headers: {
+      "Content-Type": "application/json",
+    },
+    body: JSON.stringify({ title, description }),
+  });
+  const json: APIResponse<Task> = await res.json();
+  if (!json.success) {
+    throw new Error(json.error || "Failed to create task");
+  }
+  return json.data!;
+}
+
+export async function deleteTask(id: number): Promise<void> {
+  const res = await fetch(`${API_BASE}/tasks/${id}`, {
+    method: "DELETE",
+  });
+  const json: APIResponse<string> = await res.json();
+  if (!json.success) {
+    throw new Error(json.error || "Failed to delete task");
+  }
+}

frontend/src/lib/utils.ts

@@ -0,0 +1,6 @@
+import { type ClassValue, clsx } from "clsx";
+import { twMerge } from "tailwind-merge";
+
+export function cn(...inputs: ClassValue[]) {
+  return twMerge(clsx(inputs));
+}

frontend/tailwind.config.ts

@@ -0,0 +1,64 @@
+import type { Config } from "tailwindcss";
+
+const config: Config = {
+  darkMode: ["class"],
+  content: [
+    "./src/pages/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/components/**/*.{js,ts,jsx,tsx,mdx}",
+    "./src/app/**/*.{js,ts,jsx,tsx,mdx}",
+  ],
+  theme: {
+    container: {
+      center: true,
+      padding: "2rem",
+      screens: {
+        "2xl": "1400px",
+      },
+    },
+    extend: {
+      colors: {
+        border: "hsl(var(--border))",
+        input: "hsl(var(--input))",
+        ring: "hsl(var(--ring))",
+        background: "hsl(var(--background))",
+        foreground: "hsl(var(--foreground))",
+        primary: {
+          DEFAULT: "hsl(var(--primary))",
+          foreground: "hsl(var(--primary-foreground))",
+        },
+        secondary: {
+          DEFAULT: "hsl(var(--secondary))",
+          foreground: "hsl(var(--secondary-foreground))",
+        },
+        destructive: {
+          DEFAULT: "hsl(var(--destructive))",
+          foreground: "hsl(var(--destructive-foreground))",
+        },
+        muted: {
+          DEFAULT: "hsl(var(--muted))",
+          foreground: "hsl(var(--muted-foreground))",
+        },
+        accent: {
+          DEFAULT: "hsl(var(--accent))",
+          foreground: "hsl(var(--accent-foreground))",
+        },
+        popover: {
+          DEFAULT: "hsl(var(--popover))",
+          foreground: "hsl(var(--popover-foreground))",
+        },
+        card: {
+          DEFAULT: "hsl(var(--card))",
+          foreground: "hsl(var(--card-foreground))",
+        },
+      },
+      borderRadius: {
+        lg: "var(--radius)",
+        md: "calc(var(--radius) - 2px)",
+        sm: "calc(var(--radius) - 4px)",
+      },
+    },
+  },
+  plugins: [],
+};
+
+export default config;

frontend/tsconfig.json

@@ -0,0 +1,26 @@
+{
+  "compilerOptions": {
+    "lib": ["dom", "dom.iterable", "esnext"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "strict": true,
+    "noEmit": true,
+    "esModuleInterop": true,
+    "module": "esnext",
+    "moduleResolution": "bundler",
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "jsx": "preserve",
+    "incremental": true,
+    "plugins": [
+      {
+        "name": "next"
+      }
+    ],
+    "paths": {
+      "@/*": ["./src/*"]
+    }
+  },
+  "include": ["next-env.d.ts", "**/*.ts", "**/*.tsx", ".next/types/**/*.ts"],
+  "exclude": ["node_modules"]
+}