public setup

.air.toml

@@ -0,0 +1,34 @@
+root = "."
+tmp_dir = "tmp"
+
+[build]
+bin = "./tmp/main"
+# cmd = "templ generate && go build -o ./tmp/main ./cmd/."
+cmd = "templ generate && go build -o ./tmp/main ."
+delay = 1000
+exclude_dir = ["assets", "tmp", "vendor"]
+exclude_file = []
+exclude_regex = [".*_templ.go"]
+exclude_unchanged = false
+follow_symlink = false
+full_bin = ""
+include_dir = []
+include_ext = ["go", "tpl", "tmpl", "templ", "html"]
+kill_delay = "0s"
+log = "build-errors.log"
+send_interrupt = false
+stop_on_error = true
+
+[color]
+app = ""
+build = "yellow"
+main = "magenta"
+runner = "green"
+watcher = "cyan"
+
+[log]
+time = false
+
+[misc]
+clean_on_exit = false
+

.github/workflows/build.yml

@@ -0,0 +1,27 @@
+name: Build Docker Image
+
+on:
+  push:
+    branches:
+      - main
+  pull_request:
+    branches:
+      - main
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    env:
+      GOPRIVATE: git.wittern.io/public/echo-todos
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '^1.22.5'
+      - run: go version
+      - name: Build the Docker image
+        run: |
+          go install github.com/a-h/templ/cmd/templ@latest
+          templ generate
+          docker build . --file Dockerfile --tag git.wittern.io/public/echo-todos
+          docker push git.wittern.io/public/echo-todos

.gitignore

@@ -0,0 +1,32 @@
+# If you prefer the allow list template instead of the deny list, see community template:
+# https://github.com/github/gitignore/blob/main/community/Golang/Go.AllowList.gitignore
+#
+# Binaries for programs and plugins
+*.exe
+*.exe~
+*.dll
+*.so
+*.dylib
+
+# Test binary, built with `go test -c`
+*.test
+
+# Output of the go coverage tool, specifically when used with LiteIDE
+*.out
+
+# Dependency directories (remove the comment below to include it)
+# vendor/
+
+# Go workspace file
+go.work
+
+# Mac filesystem jank.
+.DS_Store
+
+# generated templ files
+**/*_templ.go
+tmp/
+data/*
+todos.db
+todos-app
+.env

Dockerfile

@@ -0,0 +1,27 @@
+# Stage 1: Builder
+FROM golang:1.22.5-alpine  AS builder
+RUN apk add --no-cache gcc g++
+
+WORKDIR /app
+
+COPY go.mod go.sum ./
+
+RUN go mod download
+RUN go install github.com/a-h/templ/cmd/templ@latest
+RUN templ generate
+
+COPY . .
+
+RUN go build -o todos-app
+
+# Stage 2: Final Image
+FROM alpine:3.19
+
+RUN apk add --no-cache bash
+WORKDIR /app
+VOLUME /app/data
+
+COPY --from=builder /app/todos-app .
+COPY --from=builder /app/static /app/static
+
+CMD ["./todos-app"]

compose.yml

@@ -0,0 +1,7 @@
+services:
+  todos-app:
+    image: todos-app
+    volumes:
+      - ./data:/app/data
+    ports:
+      - "1337:1337"

go.mod

@@ -0,0 +1,24 @@
+module git.wittern.io/public/echo-todos
+
+go 1.22.5
+
+require (
+	github.com/a-h/templ v0.2.747
+	github.com/joho/godotenv v1.5.1
+	github.com/labstack/echo/v4 v4.12.0
+	github.com/mattn/go-sqlite3 v1.14.22
+)
+
+require (
+	github.com/golang-jwt/jwt v3.2.2+incompatible // indirect
+	github.com/labstack/gommon v0.4.2 // indirect
+	github.com/mattn/go-colorable v0.1.13 // indirect
+	github.com/mattn/go-isatty v0.0.20 // indirect
+	github.com/valyala/bytebufferpool v1.0.0 // indirect
+	github.com/valyala/fasttemplate v1.2.2 // indirect
+	golang.org/x/crypto v0.26.0 // indirect
+	golang.org/x/net v0.28.0 // indirect
+	golang.org/x/sys v0.23.0 // indirect
+	golang.org/x/text v0.17.0 // indirect
+	golang.org/x/time v0.6.0 // indirect
+)

go.sum

@@ -0,0 +1,43 @@
+github.com/a-h/templ v0.2.747 h1:D0dQ2lxC3W7Dxl6fxQ/1zZHBQslSkTSvl5FxP/CfdKg=
+github.com/a-h/templ v0.2.747/go.mod h1:69ObQIbrcuwPCU32ohNaWce3Cb7qM5GMiqN1K+2yop4=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/golang-jwt/jwt v3.2.2+incompatible h1:IfV12K8xAKAnZqdXVzCZ+TOjboZ2keLg81eXfW3O+oY=
+github.com/golang-jwt/jwt v3.2.2+incompatible/go.mod h1:8pz2t5EyA70fFQQSrl6XZXzqecmYZeUEB8OUGHkxJ+I=
+github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
+github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
+github.com/joho/godotenv v1.5.1 h1:7eLL/+HRGLY0ldzfGMeQkb7vMd0as4CfYvUVzLqw0N0=
+github.com/joho/godotenv v1.5.1/go.mod h1:f4LDr5Voq0i2e/R5DDNOoa2zzDfwtkZa6DnEwAbqwq4=
+github.com/labstack/echo/v4 v4.12.0 h1:IKpw49IMryVB2p1a4dzwlhP1O2Tf2E0Ir/450lH+kI0=
+github.com/labstack/echo/v4 v4.12.0/go.mod h1:UP9Cr2DJXbOK3Kr9ONYzNowSh7HP0aG0ShAyycHSJvM=
+github.com/labstack/gommon v0.4.2 h1:F8qTUNXgG1+6WQmqoUWnz8WiEU60mXVVw0P4ht1WRA0=
+github.com/labstack/gommon v0.4.2/go.mod h1:QlUFxVM+SNXhDL/Z7YhocGIBYOiwB0mXm1+1bAPHPyU=
+github.com/mattn/go-colorable v0.1.13 h1:fFA4WZxdEF4tXPZVKMLwD8oUnCTTo08duU7wxecdEvA=
+github.com/mattn/go-colorable v0.1.13/go.mod h1:7S9/ev0klgBDR4GtXTXX8a3vIGJpMovkB8vQcUbaXHg=
+github.com/mattn/go-isatty v0.0.16/go.mod h1:kYGgaQfpe5nmfYZH+SKPsOc2e4SrIfOl2e/yFXSvRLM=
+github.com/mattn/go-isatty v0.0.20 h1:xfD0iDuEKnDkl03q4limB+vH+GxLEtL/jb4xVJSWWEY=
+github.com/mattn/go-isatty v0.0.20/go.mod h1:W+V8PltTTMOvKvAeJH7IuucS94S2C6jfK/D7dTCTo3Y=
+github.com/mattn/go-sqlite3 v1.14.22 h1:2gZY6PC6kBnID23Tichd1K+Z0oS6nE/XwU+Vz/5o4kU=
+github.com/mattn/go-sqlite3 v1.14.22/go.mod h1:Uh1q+B4BYcTPb+yiD3kU8Ct7aC0hY9fxUwlHK0RXw+Y=
+github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
+github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
+github.com/stretchr/testify v1.8.4 h1:CcVxjf3Q8PM0mHUKJCdn+eZZtm5yQwehR5yeSVQQcUk=
+github.com/stretchr/testify v1.8.4/go.mod h1:sz/lmYIOXD/1dqDmKjjqLyZ2RngseejIcXlSw2iwfAo=
+github.com/valyala/bytebufferpool v1.0.0 h1:GqA5TC/0021Y/b9FG4Oi9Mr3q7XYx6KllzawFIhcdPw=
+github.com/valyala/bytebufferpool v1.0.0/go.mod h1:6bBcMArwyJ5K/AmCkWv1jt77kVWyCJ6HpOuEn7z0Csc=
+github.com/valyala/fasttemplate v1.2.2 h1:lxLXG0uE3Qnshl9QyaK6XJxMXlQZELvChBOCmQD0Loo=
+github.com/valyala/fasttemplate v1.2.2/go.mod h1:KHLXt3tVN2HBp8eijSv/kGJopbvo7S+qRAEEKiv+SiQ=
+golang.org/x/crypto v0.26.0 h1:RrRspgV4mU+YwB4FYnuBoKsUapNIL5cohGAmSH3azsw=
+golang.org/x/crypto v0.26.0/go.mod h1:GY7jblb9wI+FOo5y8/S2oY4zWP07AkOJ4+jxCqdqn54=
+golang.org/x/net v0.28.0 h1:a9JDOJc5GMUJ0+UDqmLT86WiEy7iWyIhz8gz8E4e5hE=
+golang.org/x/net v0.28.0/go.mod h1:yqtgsTWOOnlGLG9GFRrK3++bGOUEkNBoHZc8MEDWPNg=
+golang.org/x/sys v0.0.0-20220811171246-fbc7d0a398ab/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.23.0 h1:YfKFowiIMvtgl1UERQoTPPToxltDeZfbj4H7dVUCwmM=
+golang.org/x/sys v0.23.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=
+golang.org/x/text v0.17.0 h1:XtiM5bkSOt+ewxlOE/aE/AKEHibwj/6gvWMl9Rsh0Qc=
+golang.org/x/text v0.17.0/go.mod h1:BuEKDfySbSR4drPmRPG/7iBdf8hvFMuRexcpahXilzY=
+golang.org/x/time v0.6.0 h1:eTDhh4ZXt5Qf0augr54TN6suAUudPcawVZeIAPU7D4U=
+golang.org/x/time v0.6.0/go.mod h1:3BpzKBy/shNhVucY/MWOyx10tF3SFh9QdLuxbVysPQM=
+gopkg.in/yaml.v3 v3.0.1 h1:fxVm/GzAzEWqLHuvctI91KS9hhNmmWOoWu0XTYJS7CA=
+gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=

handler/handler.go

@@ -0,0 +1,114 @@
+package handler
+
+import (
+	"context"
+	"database/sql"
+	"log/slog"
+	"net/http"
+	"strconv"
+	"strings"
+
+	"git.wittern.io/public/echo-todos/model"
+	"git.wittern.io/public/echo-todos/pkg/db"
+	"git.wittern.io/public/echo-todos/view"
+	"github.com/a-h/templ"
+	"github.com/labstack/echo/v4"
+	"github.com/labstack/echo/v4/middleware"
+)
+
+func render(ctx echo.Context, status int, t templ.Component) error {
+	ctx.Response().Writer.WriteHeader(status)
+
+	err := t.Render(context.Background(), ctx.Response().Writer)
+	if err != nil {
+		return ctx.String(http.StatusInternalServerError, "failed to render response template")
+	}
+
+	return nil
+}
+
+type DBHandler struct {
+	DB *sql.DB
+}
+
+func (h DBHandler) Index(c echo.Context) error {
+	todos, err := db.ListTodos(h.DB)
+	if err != nil {
+		slog.Error("failed to get todos", "Error", err)
+		render(c, http.StatusInternalServerError, view.ErrorPage("failed to get todos"))
+		return c.String(http.StatusInternalServerError, "failed to get todos")
+	}
+	render(c, http.StatusOK, view.Index(todos))
+	return nil
+}
+
+func (h DBHandler) getTodos(c echo.Context) error {
+	todos, err := db.ListTodos(h.DB)
+	if err != nil {
+		return c.String(http.StatusInternalServerError, "failed to get todos")
+	}
+
+	render(c, http.StatusOK, view.Index(todos))
+	return nil
+}
+
+func (h DBHandler) Post(c echo.Context) error {
+	title := c.FormValue("todo")
+	todo := model.Todo{Title: title, Done: false}
+	db.InsertTodo(h.DB, todo)
+	todos, _ := db.ListTodos(h.DB)
+	render(c, http.StatusCreated, view.TodosList(todos))
+	return nil
+}
+
+func (h DBHandler) Delete(c echo.Context) error {
+	todoIdParam := c.Param("id")
+
+	id := extractTodoID(todoIdParam)
+
+	err := db.DeleteTodoByID(h.DB, id)
+	if err != nil {
+		return c.String(http.StatusInternalServerError, "failed to delete todo")
+	}
+
+	todos, _ := db.ListTodos(h.DB)
+	render(c, http.StatusOK, view.TodosList(todos))
+	return nil
+}
+
+func (h DBHandler) Toggle(c echo.Context) error {
+	todoIdParam := c.Param("id")
+	id := extractTodoID(todoIdParam)
+
+	todos, err := db.ToggleTodoByID(h.DB, id)
+	if err != nil {
+		return c.String(http.StatusInternalServerError, "failed to toggle todo")
+	}
+	render(c, http.StatusOK, view.TodosList(todos))
+	return nil
+}
+
+func AddRoutes(h DBHandler, e *echo.Echo) {
+
+	e.Use(middleware.Static("static"))
+	e.Use(middleware.Logger())
+
+	e.HTTPErrorHandler = func(err error, c echo.Context) {
+		slog.Error(err.Error())
+		render(c, http.StatusInternalServerError, view.ErrorPage(err.Error()))
+	}
+
+	e.GET("/todos", h.getTodos)
+	e.POST("/todos", h.Post)
+	e.PUT("/todos/:id", h.Toggle)
+	e.DELETE("/todos/:id", h.Delete)
+	e.GET("/", h.Index)
+	// e.POST("/", h.Post(e, h))
+
+}
+
+func extractTodoID(str string) int {
+	parts := strings.Split(str, "-")
+	todoID, _ := strconv.Atoi(parts[1])
+	return todoID
+}

helper.go

@@ -0,0 +1,21 @@
+package main
+
+import (
+	"context"
+	"net/http"
+
+	"github.com/a-h/templ"
+	"github.com/labstack/echo/v4"
+	_ "github.com/mattn/go-sqlite3"
+)
+
+func render(ctx echo.Context, status int, t templ.Component) error {
+	ctx.Response().Writer.WriteHeader(status)
+
+	err := t.Render(context.Background(), ctx.Response().Writer)
+	if err != nil {
+		return ctx.String(http.StatusInternalServerError, "failed to render response template")
+	}
+
+	return nil
+}

main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"log/slog"
+	"os"
+
+	"git.wittern.io/public/echo-todos/handler"
+	"git.wittern.io/public/echo-todos/pkg/db"
+	"git.wittern.io/public/echo-todos/view"
+
+	"github.com/joho/godotenv"
+	"github.com/labstack/echo/v4"
+	_ "github.com/mattn/go-sqlite3"
+)
+
+var Username = "My"
+
+func main() {
+	WEBURL := "0.0.0.0:1337"
+	e := echo.New()
+	err := godotenv.Load()
+	Username = os.Getenv("USERNAME")
+
+	view.Username = Username
+	database, err := db.InitDB()
+	if err != nil {
+		slog.Error("failed to open database", "Error", err)
+
+	}
+	defer database.Close()
+
+	dbhandler := handler.DBHandler{DB: database}
+
+	handler.AddRoutes(dbhandler, e)
+	e.Start(WEBURL)
+}

model/model.go

@@ -0,0 +1,9 @@
+package model
+
+type Todo struct {
+	ID    int    `json:"id"`
+	Title string `json:"title"`
+	Done  bool   `json:"done"`
+}
+
+type Todos []Todo

pkg/db/db.go

@@ -0,0 +1,119 @@
+package db
+
+import (
+	"database/sql"
+	"fmt"
+	"log/slog"
+
+	"git.wittern.io/public/echo-todos/model"
+	_ "github.com/mattn/go-sqlite3"
+)
+
+var DB *sql.DB
+
+func InitDB() (*sql.DB, error) {
+	var err error
+
+	todosDB := "./data/todos.db"
+
+	DB, err = sql.Open("sqlite3", todosDB)
+	if err != nil {
+		slog.Error("cant open db", "Error", err)
+	}
+
+	if tableExists(DB, "todos") {
+		DB, err = sql.Open("sqlite3", todosDB)
+		if err != nil {
+			slog.Error("cant open db", "Error", err)
+		}
+	} else {
+		CreateTable(DB)
+	}
+	return DB, nil
+}
+
+func tableExists(db *sql.DB, tableName string) bool {
+	var err error
+	var result string
+
+	query := "SELECT name FROM sqlite_master WHERE type='table' AND name=?;"
+	err = db.QueryRow(query, tableName).Scan(&result)
+	if err == sql.ErrNoRows {
+		fmt.Println("Table does not exist, the database was likely just created.")
+		return false
+	} else if err != nil {
+		slog.Error("unexpected db error", "Error", err)
+	} else {
+		fmt.Println("Table exists, the database was already initialized.")
+		return true
+	}
+	return false
+}
+
+func CreateTable(db *sql.DB) error {
+	query := `
+	CREATE TABLE IF NOT EXISTS todos (
+		id INTEGER PRIMARY KEY AUTOINCREMENT,
+		title TEXT,
+		done BOOLEAN
+	);`
+	_, err := db.Exec(query)
+	return err
+}
+
+func InsertTodo(db *sql.DB, todo model.Todo) (error, int64) {
+	query := `
+    INSERT INTO todos (title, done )
+    VALUES (?, ?);`
+	result, err := db.Exec(query, todo.Title, 0)
+	if err != nil {
+		slog.Error("failed to insert todo", "Error", err)
+		return err, 0
+	}
+	todoId, err := result.LastInsertId()
+	if err != nil {
+		slog.Error("failed to get last insert id", "Error", err)
+		return err, 0
+	}
+	return nil, todoId
+}
+
+func ListTodos(db *sql.DB) ([]model.Todo, error) {
+	query := `SELECT id, title, done FROM todos;`
+	rows, err := db.Query(query)
+	if err != nil {
+		return nil, err
+	}
+	defer rows.Close()
+
+	var todos model.Todos
+	for rows.Next() {
+		var todo model.Todo
+		err := rows.Scan(&todo.ID, &todo.Title, &todo.Done)
+		if err != nil {
+			return nil, err
+		}
+		todos = append(todos, todo)
+	}
+	return todos, nil
+}
+
+func DeleteTodoByID(db *sql.DB, todoID int) error {
+	query := `DELETE FROM todos WHERE id = ?;`
+	_, err := db.Exec(query, todoID)
+	return err
+}
+
+func ToggleTodoByID(db *sql.DB, id int) ([]model.Todo, error) {
+	query := `UPDATE todos SET done = NOT done WHERE id = ?;`
+	_, err := db.Exec(query, id)
+	if err != nil {
+		return []model.Todo{}, err
+	}
+
+	todos, err := ListTodos(db)
+	if err != nil {
+		return []model.Todo{}, err
+	}
+	return todos, nil
+}

static/css/style.css

@@ -0,0 +1,85 @@
+/* body { */
+/*   transform: scale(0.8); /* 150% zoom */ */
+/*   /* transform-origin: 0 0; /* Ensure the scale starts from the top left */ */ */
+/* } */
+:root {
+    --pico-font-family-sans-serif: Inter, system-ui, "Segoe UI", Roboto, Oxygen, Ubuntu, Cantarell, Helvetica, Arial, "Helvetica Neue", sans-serif, var(--pico-font-family-emoji);
+    --pico-font-size: 87.5%;
+    /* Original: 100% */
+    --pico-line-height: 1.25;
+    /* Original: 1.5 */
+    --pico-form-element-spacing-vertical: 0.5rem;
+    /* Original: 1rem */
+    --pico-form-element-spacing-horizontal: 1.0rem;
+    /* Original: 1.25rem */
+    --pico-border-radius: 0.375rem;
+    /* Original: 0.25rem */
+}
+
+@media (min-width: 576px) {
+    :root {
+        --pico-font-size: 87.5%;
+        /* Original: 106.25% */
+    }
+}
+
+@media (min-width: 768px) {
+    :root {
+        --pico-font-size: 87.5%;
+        /* Original: 112.5% */
+    }
+}
+
+@media (min-width: 1024px) {
+    :root {
+        --pico-font-size: 87.5%;
+        /* Original: 118.75% */
+    }
+}
+
+@media (min-width: 1280px) {
+    :root {
+        --pico-font-size: 87.5%;
+        /* Original: 125% */
+    }
+}
+
+@media (min-width: 1536px) {
+    :root {
+        --pico-font-size: 87.5%;
+        /* Original: 131.25% */
+    }
+}
+
+h1,
+h2,
+h3,
+h4,
+h5,
+h6 {
+    --pico-font-weight: 600;
+    /* Original: 700 */
+}
+
+article {
+    border: 1px solid var(--pico-muted-border-color);
+    /* Original doesn't have a border */
+    border-radius: calc(var(--pico-border-radius) * 2);
+    /* Original: var(--pico-border-radius) */
+}
+
+article>footer {
+    border-radius: calc(var(--pico-border-radius) * 2);
+    /* Original: var(--pico-border-radius) */
+}
+
+.centered-div {
+    color: black;
+    position: absolute;
+    top: 50%;
+    left: 50%;
+    transform: translate(-50%, -50%);
+    text-align: center;
+    align-content: center;
+
+}

view/base.templ

@@ -0,0 +1,20 @@
+package view
+
+var Username string
+
+templ Base() {
+	<!DOCTYPE html>
+	<html lang="en">
+		<head>
+			<title>{ Username } Todos</title>
+			<meta charset="UTF-8"/>
+			<link href="/css/pico.min.css" rel="stylesheet"/>
+			<link href="/css/style.css" rel="stylesheet"/>
+			<meta name="viewport" content="width=device-width, initial-scale=1"/>
+			<script src="/js/htmx.min.js"></script>
+		</head>
+		<body>
+			{ children... }
+		</body>
+	</html>
+}

view/components.templ

@@ -0,0 +1,66 @@
+package view
+
+import (
+	"git.wittern.io/public/echo-todos/model"
+	"strconv"
+)
+
+templ TodoForm() {
+	<form hx-on::after-request="this.reset()" hx-post="/todos" hx-target="#todoslist">
+		<fieldset role="group">
+			<input type="text" name="todo" required/><input value="Clear" type="reset"/>
+			<button type="submit">Add</button>
+		</fieldset>
+	</form>
+}
+
+templ TodosList(todos []model.Todo) {
+	<table class="striped" id="todoslist">
+		<thead>
+			<tr>
+				<th>Title</th>
+				<th>Done</th>
+				<th>Delete</th>
+			</tr>
+		</thead>
+		<tbody>
+			for _, todo := range todos {
+				@TodoRow(todo)
+			}
+		</tbody>
+	</table>
+}
+
+templ TodoRow(todo model.Todo) {
+	<tr id={ "todo-" + strconv.Itoa(todo.ID) }>
+		<td>{ todo.Title }</td>
+		if todo.Done {
+			<td><input hx-put={ "/todos/todo-" + strconv.Itoa(todo.ID) } hx-target="#todoslist" type="checkbox" name="done" checked/></td>
+		} else {
+			<td><input hx-put={ "/todos/todo-" + strconv.Itoa(todo.ID) } hx-target="#todoslist" type="checkbox" name="done"/></td>
+		}
+		<td><button hx-delete={ "/todos/todo-" + strconv.Itoa(todo.ID) } hx-target={ "#todo-" + strconv.Itoa(todo.ID) } hx-swap="delete">Delete</button></td>
+	</tr>
+}
+
+templ ErrorPage(message string) {
+	@Base() {
+		<container>
+			<h1>{ message }</h1>
+		</container>
+	}
+}
+
+templ Hero(AppTitle string) {
+	@Centered() {
+		<div class="hero">
+			<h1>{ AppTitle }</h1>
+		</div>
+	}
+}
+
+templ Centered() {
+	<div id="centered-div" class="container centered">
+		{ children... }
+	</div>
+}

view/index.templ

@@ -0,0 +1,13 @@
+package view
+
+import "git.wittern.io/public/echo-todos/model"
+
+templ Index(todos []model.Todo) {
+	@Base() {
+		<main class="container">
+			<h1>{ Username } Todos</h1>
+			@TodoForm()
+			@TodosList(todos)
+		</main>
+	}
+}