Real web UI: /new editor, /history with live pagination, paste view with gutter and deletion banner, /unlock page; size in public API

main.go

@@ -66,6 +66,7 @@ type PasteRow struct {
 	CreatedAt     int64
 	DeletedAt     sql.NullInt64
 	ViewCount     int
+	Size          int
 	DeletionToken sql.NullString
 }
 
@@ -230,7 +231,7 @@ func (s *Store) GetPaste(idOrSlug string) (*PasteRow, error) {
 }
 
 func (s *Store) ListPublic(limit, offset int) ([]PasteRow, int, error) {
-	rows, err := s.db.Query(`SELECT id, custom_slug, content_type, language, title, visibility, created_at, view_count FROM pastes
+	rows, err := s.db.Query(`SELECT id, custom_slug, content_type, language, title, visibility, created_at, view_count, LENGTH(content) FROM pastes
 		WHERE visibility='public' AND deleted_at IS NULL AND can_id IS NULL AND (expires_at IS NULL OR expires_at > ?)
 		ORDER BY created_at DESC LIMIT ? OFFSET ?`, time.Now().Unix(), limit, offset)
 	if err != nil {
@@ -241,7 +242,7 @@ func (s *Store) ListPublic(limit, offset int) ([]PasteRow, int, error) {
 	for rows.Next() {
 		var r PasteRow
 		var cs, lang, title sql.NullString
-		if err := rows.Scan(&r.ID, &cs, &r.ContentType, &lang, &title, &r.Visibility, &r.CreatedAt, &r.ViewCount); err != nil {
+		if err := rows.Scan(&r.ID, &cs, &r.ContentType, &lang, &title, &r.Visibility, &r.CreatedAt, &r.ViewCount, &r.Size); err != nil {
 			return nil, 0, err
 		}
 		r.CustomSlug = cs
@@ -337,9 +338,14 @@ func (a *apiServer) routes() http.Handler {
 	// raw
 	r.Get("/raw/{id}", a.handleRaw)
 
-	// web (minimal for now)
+	// web pages
-	r.Get("/", a.handleHome)
+	r.Get("/", http.RedirectHandler("/history", http.StatusFound).ServeHTTP)
-	r.Get("/{id}", a.handlePastePage)
+	r.Get("/new", a.handleNewPage)
+	r.Get("/history", a.handleHistoryPage)
+	r.Handle("/static/*", staticHandler())
+	r.Get("/unlock/{id}", a.handlePasteView)
+	r.Post("/unlock/{id}", a.handlePasteView)
+	r.Get("/{id}", a.handlePasteView)
 
 	r.NotFound(func(w http.ResponseWriter, r *http.Request) {
 		writeErr(w, 404, "not found")
@@ -447,7 +453,7 @@ func (a *apiServer) handleListPublic(w http.ResponseWriter, r *http.Request) {
 		lang, title := nullStrPtr(row.Language), nullStrPtr(row.Title)
 		items = append(items, map[string]any{
 			"id": row.ID, "title": title, "language": lang,
-			"created_at": row.CreatedAt, "view_count": row.ViewCount,
+			"created_at": row.CreatedAt, "view_count": row.ViewCount, "size": row.Size,
 		})
 	}
 	writeJSON(w, 200, map[string]any{"total": total, "limit": limit, "offset": offset, "items": items})
@@ -538,6 +544,11 @@ func main() {
 	}
 	store.StartSweeper(time.Minute)
 
+	ui, err := NewWebUI()
+	if err != nil {
+		log.Fatal(err)
+	}
+	webUIInstance = ui
 	srv := &apiServer{store: store, cfg: cfg}
 	log.Printf("palette listening on %s", cfg.Addr)
 	log.Fatal(http.ListenAndServe(cfg.Addr, srv.routes()))

web.go

@@ -0,0 +1,183 @@
+package main
+
+import (
+	"embed"
+	"fmt"
+	"html/template"
+	"io/fs"
+	"net/http"
+	"strconv"
+	"strings"
+	"time"
+
+	"github.com/go-chi/chi/v5"
+)
+
+//go:embed web/templates/*.html
+var tmplFS embed.FS
+
+//go:embed web/static
+var staticFS embed.FS
+
+type webUI struct {
+	tmpl *template.Template
+}
+
+func NewWebUI() (*webUI, error) {
+	funcs := template.FuncMap{
+		"humanSize": humanSize,
+	}
+	t, err := template.New("").Funcs(funcs).ParseFS(tmplFS, "web/templates/*.html")
+	if err != nil {
+		return nil, err
+	}
+	return &webUI{tmpl: t}, nil
+}
+
+func humanSize(n int) string {
+	if n < 1024 {
+		return fmt.Sprintf("%d B", n)
+	}
+	if n < 1024*1024 {
+		return fmt.Sprintf("%.1f KB", float64(n)/1024)
+	}
+	return fmt.Sprintf("%.1f MB", float64(n)/(1024*1024))
+}
+
+func staticHandler() http.Handler {
+	sub, _ := fs.Sub(staticFS, "web/static")
+	return http.StripPrefix("/static/", http.FileServer(http.FS(sub)))
+}
+
+func renderPage(w http.ResponseWriter, name string, data any) {
+	w.Header().Set("Content-Type", "text/html; charset=utf-8")
+	if err := webUIInstance.tmpl.ExecuteTemplate(w, name, data); err != nil {
+		http.Error(w, "template error: "+err.Error(), 500)
+	}
+}
+
+var webUIInstance *webUI
+
+func (a *apiServer) handleNewPage(w http.ResponseWriter, r *http.Request) {
+	renderPage(w, "new.html", map[string]any{"Page": "new"})
+}
+
+func (a *apiServer) handleHistoryPage(w http.ResponseWriter, r *http.Request) {
+	renderPage(w, "history.html", map[string]any{"Page": "history"})
+}
+
+func agoString(ts int64) string {
+	s := time.Now().Unix() - ts
+	switch {
+	case s < 60:
+		return fmt.Sprintf("%ds ago", s)
+	case s < 3600:
+		return fmt.Sprintf("%dm ago", s/60)
+	case s < 86400:
+		return fmt.Sprintf("%dh ago", s/3600)
+	default:
+		return fmt.Sprintf("%dd ago", s/86400)
+	}
+}
+
+func expiryString(expiresAt int64) string {
+	s := expiresAt - time.Now().Unix()
+	switch {
+	case s < 3600:
+		return fmt.Sprintf("%dm", s/60)
+	case s < 86400:
+		return fmt.Sprintf("%dh", s/3600)
+	default:
+		return fmt.Sprintf("%dd", s/86400)
+	}
+}
+
+func (a *apiServer) renderPaste(w http.ResponseWriter, row *PasteRow, justCreated bool, deletionToken string) {
+	lines := strings.Count(row.Content, "\n") + 1
+	gutter := ""
+	for i := 1; i <= lines; i++ {
+		gutter += fmt.Sprintf("%d\n", i)
+	}
+	expIn := ""
+	if row.ExpiresAt.Valid {
+		expIn = expiryString(row.ExpiresAt.Int64)
+	}
+	data := map[string]any{
+		"Page":          "paste",
+		"ID":            row.ID,
+		"Title":         row.Title.String,
+		"Language":      row.Language.String,
+		"ContentHTML":   template.HTMLEscapeString(row.Content),
+		"ContentAttr":   row.Content,
+		"Gutter":        strings.TrimSuffix(gutter, "\n"),
+		"LineCount":     lines,
+		"SizeBytes":     len(row.Content),
+		"CreatedAgo":    agoString(row.CreatedAt),
+		"ViewCount":     row.ViewCount,
+		"Visibility":    row.Visibility,
+		"ExpiresAt":     row.ExpiresAt.Valid,
+		"ExpiresIn":     expIn,
+		"DeletionToken": deletionToken,
+		"JustCreated":   justCreated,
+		"Host":          "this host",
+	}
+	renderPage(w, "paste.html", data)
+}
+
+// handlePastePage renders the paste view; supports both ID and custom slug.
+func (a *apiServer) handlePasteView(w http.ResponseWriter, r *http.Request) {
+	id := chi.URLParam(r, "id")
+	row, err := a.store.GetPaste(id)
+	if err != nil {
+		http.Error(w, "db error", 500)
+		return
+	}
+	if row == nil {
+		http.NotFound(w, r)
+		return
+	}
+	if row.ExpiresAt.Valid && row.ExpiresAt.Int64 < time.Now().Unix() {
+		http.Error(w, "paste expired", 404)
+		return
+	}
+	if row.PasswordHash.Valid {
+		// if a password was submitted via unlock form, verify and set cookie for this paste
+		if r.Method == http.MethodPost {
+			r.ParseForm()
+			pw := r.FormValue("password")
+			if pw != "" && checkPassword(row.PasswordHash.String, pw) {
+				http.SetCookie(w, &http.Cookie{
+					Name: "pw_" + row.ID, Value: "1", Path: "/",
+					MaxAge: 3600, HttpOnly: true, SameSite: http.SameSiteLaxMode,
+				})
+				// re-render without lock
+				a.renderPaste(w, row, false, "")
+				return
+			}
+			renderPage(w, "unlock.html", map[string]any{"Page": "unlock", "ID": row.ID, "Wrong": true, "CreatedAgo": agoString(row.CreatedAt)})
+			return
+		}
+		// check cookie
+		c, err := r.Cookie("pw_" + row.ID)
+		if err != nil || c.Value != "1" {
+			renderPage(w, "unlock.html", map[string]any{"Page": "unlock", "ID": row.ID, "Wrong": false, "CreatedAgo": agoString(row.CreatedAt)})
+			return
+		}
+	}
+
+	a.store.IncrementViews(row.ID)
+	justCreated := r.URL.Query().Get("created") == "1"
+	token := r.URL.Query().Get("token")
+	if justCreated && token != "" {
+		// one-time display of the deletion token via the created banner
+		http.SetCookie(w, &http.Cookie{Name: "tok_" + row.ID, Value: token, Path: "/", MaxAge: 60, HttpOnly: true, SameSite: http.SameSiteLaxMode})
+	}
+	// only pass the token to the template right after creation
+	if justCreated {
+		a.renderPaste(w, row, true, token)
+		return
+	}
+	a.renderPaste(w, row, false, "")
+}
+
+var _ = strconv.Itoa

web/static/app.css

@@ -1 +1,184 @@
-/* palette static assets placeholder */
+/* Palette UI tokens (mirrors sketches/themes/tokens.css, midnight approved preset) */
+:root {
+  --bg: #241B30; --surface: #2D2340; --surface-2: #3A2D52;
+  --muted: #7A6A9E; --muted-fg: #C0B2DE; --fg: #F2EDF8;
+  --accent: #C4A8F0; --border: #42355C;
+  --radius: 14px;
+  --font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
+  --font-mono: ui-monospace, "JetBrains Mono", "Fira Code", monospace;
+}
+[data-preset="smooth"] {
+  --bg: #F6F5FA; --surface: #FFFFFF; --surface-2: #DAD7E6;
+  --muted: #B5B1C9; --muted-fg: #7A7796; --fg: #2A2A36;
+  --accent: #7A7796; --border: #DAD7E6;
+}
+
+* { box-sizing: border-box; margin: 0; padding: 0; }
+body {
+  font-family: var(--font-body);
+  background: var(--bg);
+  color: var(--fg);
+  line-height: 1.45;
+  -webkit-font-smoothing: antialiased;
+  min-height: 100vh;
+  font-size: 14px;
+}
+.topbar {
+  display: flex; align-items: center; gap: 20px;
+  padding: 0 20px; height: 52px;
+  background: var(--surface); border-bottom: 1px solid var(--border);
+}
+.logo { font-weight: 700; font-size: 16px; letter-spacing: -0.02em; text-decoration: none; color: var(--fg); }
+.logo em { font-style: normal; color: var(--muted-fg); font-weight: 400; }
+.topbar nav { display: flex; gap: 4px; }
+.topbar nav a { color: var(--muted-fg); text-decoration: none; padding: 6px 12px; border-radius: 8px; font-size: 13.5px; }
+.topbar nav a:hover { background: var(--surface-2); color: var(--fg); }
+.topbar nav a.on { background: var(--accent); color: var(--bg); }
+.topbar .spacer { flex: 1; }
+.kbd { font-family: var(--font-mono); font-size: 11px; border: 1px solid var(--border); border-radius: 5px; padding: 2px 6px; color: var(--muted-fg); }
+
+.float {
+  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
+  box-shadow: 0 2px 6px rgba(20,14,32,.25), 0 12px 32px rgba(20,14,32,.3);
+  overflow: hidden;
+}
+
+/* new paste page */
+.deck {
+  display: grid; grid-template-columns: 1fr 300px; gap: 16px;
+  padding: 16px 20px; height: calc(100vh - 52px);
+  max-width: 1400px; margin: 0 auto;
+}
+.pane-r { display: flex; flex-direction: column; gap: 16px; overflow-y: auto; padding-bottom: 4px; }
+.side-section { padding: 14px 16px; flex-shrink: 0; }
+.side-section h3 { font-size: 11px; text-transform: uppercase; letter-spacing: .08em; color: var(--muted-fg); margin-bottom: 10px; }
+.pane-l { display: flex; flex-direction: column; }
+.editor-head {
+  display: flex; align-items: center; gap: 12px; padding: 10px 16px;
+  border-bottom: 1px solid var(--border);
+}
+.editor-head input {
+  border: none; outline: none; background: transparent; color: var(--fg); font: inherit; font-size: 13.5px; flex: 1;
+}
+.editor-head select {
+  border: 1px solid var(--border); background: var(--surface-2); color: var(--muted-fg);
+  border-radius: 7px; padding: 4px 10px; font: inherit; font-size: 12.5px; cursor: pointer;
+}
+.editor-wrap { flex: 1; display: flex; min-height: 0; }
+.gutter {
+  padding: 14px 10px; text-align: right; color: var(--muted); font-family: var(--font-mono);
+  font-size: 12.5px; line-height: 1.7; user-select: none; white-space: pre; overflow: hidden;
+  border-right: 1px solid var(--border);
+}
+.editor {
+  flex: 1; padding: 14px 16px; font-family: var(--font-mono); font-size: 12.5px; line-height: 1.7;
+  white-space: pre; outline: none; overflow: auto; border: none; background: transparent; color: var(--fg);
+  resize: none; width: 100%;
+}
+.editor::placeholder { color: var(--muted); }
+.actionbar {
+  display: flex; align-items: center; gap: 14px; padding: 12px 16px;
+  border-top: 1px solid var(--border);
+}
+.btn {
+  background: var(--accent); color: var(--bg); border: none; cursor: pointer;
+  padding: 8px 18px; border-radius: 8px; font: inherit; font-size: 13px; font-weight: 600;
+}
+.btn:hover { filter: brightness(1.08); }
+.hint { font-size: 12px; color: var(--muted-fg); }
+.hint b { color: var(--fg); font-weight: 550; }
+.seg { display: flex; flex-direction: column; gap: 2px; }
+.seg label { display: flex; align-items: center; gap: 8px; padding: 5px 8px; border-radius: 7px; cursor: pointer; font-size: 13px; }
+.seg label:hover { background: var(--surface-2); }
+.seg input { accent-color: var(--accent); }
+.toggle { display: flex; align-items: center; gap: 8px; font-size: 13px; cursor: pointer; padding: 5px 8px; border-radius: 7px; }
+.toggle:hover { background: var(--surface-2); }
+.toggle input { accent-color: var(--accent); }
+.row { display: flex; justify-content: space-between; align-items: center; font-size: 13px; padding: 4px 0; }
+.row input[type="text"] {
+  border: 1px solid var(--border); border-radius: 7px; padding: 5px 8px; background: var(--bg);
+  color: var(--fg); font: inherit; font-size: 12.5px; width: 130px;
+}
+.created-banner {
+  display: none; padding: 10px 16px; font-size: 13px; background: var(--surface-2);
+  border-bottom: 1px solid var(--border); word-break: break-all;
+}
+.created-banner a { color: var(--accent); }
+
+/* paste view */
+.meta-bar { display: flex; align-items: center; gap: 12px; padding: 12px 18px; flex-wrap: wrap; }
+.meta-bar h1 { font-size: 17px; font-weight: 600; }
+.slug { font-family: var(--font-mono); font-size: 12.5px; color: var(--muted-fg); background: var(--surface-2); padding: 3px 9px; border-radius: 7px; }
+.tag { font-size: 11.5px; color: var(--muted-fg); border: 1px solid var(--border); border-radius: 999px; padding: 2px 9px; }
+.meta-bar .spacer { flex: 1; }
+.iconbtn { border: 1px solid var(--border); background: var(--surface-2); color: var(--muted-fg); border-radius: 8px; padding: 5px 12px; font: inherit; font-size: 12.5px; cursor: pointer; text-decoration: none; }
+.iconbtn:hover { color: var(--fg); border-color: var(--muted); }
+.iconbtn.danger:hover { color: #ff8fa3; border-color: #ff8fa3; }
+.code-head {
+  display: flex; align-items: center; gap: 10px; padding: 8px 16px;
+  border-bottom: 1px solid var(--border); font-size: 12.5px; color: var(--muted-fg);
+}
+.code-head .dot { width: 8px; height: 8px; border-radius: 50%; background: var(--accent); }
+.code {
+  font-family: var(--font-mono); font-size: 13px; line-height: 1.7;
+  padding: 14px 0; display: flex; overflow-x: auto;
+}
+.code .gutter { flex-shrink: 0; }
+.codebody { padding: 0 18px; white-space: pre; }
+.footnote { display: flex; gap: 20px; padding: 10px 18px; font-size: 12px; color: var(--muted-fg); border-top: 1px solid var(--border); flex-wrap: wrap; }
+
+/* history */
+.page { max-width: 860px; margin: 0 auto; padding: 20px; display: flex; flex-direction: column; gap: 16px; }
+.head-row { display: flex; align-items: baseline; gap: 14px; }
+.head-row h1 { font-size: 20px; font-weight: 600; }
+.search {
+  display: flex; align-items: center; gap: 8px; background: var(--surface);
+  border: 1px solid var(--border); border-radius: 10px; padding: 8px 14px; width: 260px;
+}
+.search input { border: none; outline: none; background: transparent; color: var(--fg); font: inherit; font-size: 13px; width: 100%; }
+table { width: 100%; border-collapse: collapse; font-size: 13px; table-layout: fixed; }
+th:nth-child(1), td:nth-child(1) { width: 130px; }
+th:nth-child(2), td:nth-child(2) { width: auto; }
+th:nth-child(3), td:nth-child(3) { width: 80px; }
+th:nth-child(4), td:nth-child(4) { width: 80px; }
+th:nth-child(5), td:nth-child(5) { width: 64px; }
+th:nth-child(6), td:nth-child(6) { width: 90px; }
+th {
+  text-align: left; font-size: 11px; text-transform: uppercase; letter-spacing: .08em;
+  color: var(--muted-fg); padding: 10px 16px; border-bottom: 1px solid var(--border); font-weight: 600;
+}
+td { padding: 10px 16px; border-bottom: 1px solid var(--border); }
+tr:last-child td { border-bottom: none; }
+tr.row:hover td { background: var(--surface-2); }
+td a.slug { font-family: var(--font-mono); font-size: 12.5px; color: var(--fg); text-decoration: none; }
+td a.slug:hover { color: var(--accent); }
+.badge { font-size: 11px; border: 1px solid var(--border); color: var(--muted-fg); border-radius: 999px; padding: 1px 8px; }
+.badge.lock { color: var(--accent); border-color: var(--accent); }
+.dim { color: var(--muted-fg); white-space: nowrap; }
+.pager { display: flex; align-items: center; justify-content: space-between; padding: 12px 16px; font-size: 12.5px; color: var(--muted-fg); }
+.pager .pg { display: flex; gap: 6px; }
+.pager button { border: 1px solid var(--border); background: var(--surface-2); color: var(--muted-fg); border-radius: 7px; padding: 4px 11px; font: inherit; font-size: 12.5px; cursor: pointer; }
+.pager button:hover:not(:disabled) { color: var(--fg); border-color: var(--muted); }
+.pager button.on { background: var(--accent); color: var(--bg); border-color: var(--accent); }
+.pager button:disabled { opacity: .4; cursor: default; }
+.empty { text-align: center; padding: 40px 16px; color: var(--muted-fg); font-size: 13px; }
+
+/* unlock */
+.center { display: flex; align-items: center; justify-content: center; padding: 20px; height: calc(100vh - 52px); }
+.center .float { width: 400px; max-width: 100%; }
+.inner { padding: 28px; text-align: center; }
+.lockring {
+  width: 56px; height: 56px; margin: 0 auto 16px; border-radius: 50%;
+  background: var(--surface-2); display: flex; align-items: center; justify-content: center; font-size: 24px;
+}
+.inner h1 { font-size: 17px; font-weight: 600; margin-bottom: 6px; }
+.inner .sub { font-size: 13px; color: var(--muted-fg); margin-bottom: 20px; }
+.pwinput {
+  width: 100%; padding: 10px 14px; border: 1px solid var(--border); border-radius: 9px;
+  background: var(--bg); color: var(--fg); font: inherit; font-size: 13.5px; outline: none; text-align: center;
+  letter-spacing: .12em;
+}
+.pwinput:focus { border-color: var(--accent); }
+.center .btn { width: 100%; margin-top: 12px; }
+.err { display: none; margin-top: 12px; font-size: 12.5px; color: #ff8fa3; }
+.center .foot { font-size: 12px; color: var(--muted-fg); padding: 14px; border-top: 1px solid var(--border); }

web/templates/foot.html

@@ -0,0 +1 @@
+{{define "foot"}}{{end}}

web/templates/history.html

@@ -0,0 +1,89 @@
+{{template "head" .}}
+{{template "topbar" .}}
+<div class="page">
+  <div class="head-row">
+    <h1>Public pastes</h1>
+    <span class="count" id="count"></span>
+    <div class="spacer"></div>
+    <div class="search"><input id="filter" placeholder="filter…"></div>
+  </div>
+  <div class="float">
+    <table>
+      <thead><tr><th>Paste</th><th>Description</th><th>Language</th><th>Size</th><th>Views</th><th>Created</th></tr></thead>
+      <tbody id="rows"></tbody>
+    </table>
+    <div class="empty" id="empty" style="display:none">No pastes yet. Create the first one.</div>
+    <div class="pager">
+      <span id="showing"></span>
+      <div class="pg" id="pg"></div>
+    </div>
+  </div>
+</div>
+<script>
+const PER = 25;
+let page = 1, total = 0;
+const $ = id => document.getElementById(id);
+
+function esc(s) { const d = document.createElement('div'); d.textContent = s == null ? '' : s; return d.innerHTML; }
+function fmtSize(n) { if (n == null) return '—'; if (n < 1024) return n + ' B'; if (n < 1048576) return (n/1024).toFixed(1) + ' KB'; return (n/1048576).toFixed(1) + ' MB'; }
+function ago(ts) {
+  const s = Math.floor(Date.now()/1000) - ts;
+  if (s < 60) return s + 's ago';
+  if (s < 3600) return Math.floor(s/60) + 'm ago';
+  if (s < 86400) return Math.floor(s/3600) + 'h ago';
+  return Math.floor(s/86400) + 'd ago';
+}
+
+async function load() {
+  const off = (page - 1) * PER;
+  const res = await fetch('/api/public?limit=' + PER + '&offset=' + off);
+  const data = await res.json();
+  total = data.total;
+
+  $('count').textContent = total.toLocaleString() + ' total';
+  const rows = $('rows');
+  if (data.items.length === 0) {
+    rows.innerHTML = '';
+    $('empty').style.display = 'block';
+  } else {
+    $('empty').style.display = 'none';
+    rows.innerHTML = data.items.map(it =>
+      `<tr class="row"><td><a class="slug" href="/${esc(it.id)}">${esc(it.id)}</a></td>` +
+      `<td class="title-cell">${it.title ? esc(it.title) : '<span class=dim>—</span>'}</td>` +
+      `<td><span class="badge">${esc(it.language || 'text')}</span></td>` +
+      `<td class="dim">${fmtSize(it.size)}</td><td class="dim">${it.view_count}</td><td class="dim">${ago(it.created_at)}</td></tr>`
+    ).join('');
+  }
+
+  const pages = Math.max(1, Math.ceil(total / PER));
+  $('showing').textContent = total === 0 ? 'Nothing here yet' :
+    `Showing ${off+1}–${Math.min(off+PER, total)} of ${total.toLocaleString()} · page ${page} of ${pages}`;
+
+  const btns = [];
+  const add = (label, target, opts={}) => btns.push(`<button ${opts.on?'class="on"':''} ${opts.dis?'disabled':''} data-p="${target}">${label}</button>`);
+  add('‹', page-1, {dis: page===1});
+  const win = new Set([1, 2, page-1, page, page+1, pages]);
+  let last = 0;
+  for (let i = 1; i <= pages; i++) {
+    if (win.has(i)) {
+      if (last && i - last > 1) btns.push('<span class="dim">…</span>');
+      add(String(i), i, {on: i===page});
+      last = i;
+    }
+  }
+  add('›', page+1, {dis: page===pages});
+  $('pg').innerHTML = btns.join('');
+}
+
+$('pg').addEventListener('click', e => {
+  const b = e.target.closest('button[data-p]');
+  if (!b || b.disabled) return;
+  page = parseInt(b.dataset.p);
+  load();
+  window.scrollTo(0, 0);
+});
+$('filter').addEventListener('input', () => { page = 1; load(); });
+load();
+setInterval(load, 30000); // auto-refresh history every 30s
+</script>
+{{template "foot" .}}

web/templates/layout.html

@@ -0,0 +1,17 @@
+{{define "head"}}
+<meta charset="utf-8">
+<meta name="viewport" content="width=device-width, initial-scale=1">
+<link rel="stylesheet" href="/static/app.css">
+{{end}}
+
+{{define "topbar"}}
+  <div class="topbar">
+    <a class="logo" href="/history">Palette <em>/ beta</em></a>
+    <nav>
+      <a href="/new" {{if eq .Page "new"}}class="on"{{end}}>new</a>
+      <a href="/history" {{if eq .Page "history"}}class="on"{{end}}>history</a>
+      <a href="https://git.archfox.org/poslop/palette">git</a>
+    </nav>
+    <div class="spacer"></div>
+  </div>
+{{end}}

web/templates/new.html

@@ -0,0 +1,104 @@
+{{template "head" .}}
+{{template "topbar" .}}
+<div class="deck">
+  <div class="float pane-l">
+    <div class="editor-head">
+      <input id="title" placeholder="title (optional)">
+      <select id="language">
+        <option value="">auto</option>
+        <option>go</option><option>python</option><option>javascript</option>
+        <option>rust</option><option>c</option><option>cpp</option><option>java</option>
+        <option>bash</option><option>sql</option><option>yaml</option><option>json</option>
+        <option>markdown</option><option>text</option>
+      </select>
+    </div>
+    <div class="editor-wrap">
+      <div class="gutter" id="gutter">1</div>
+      <textarea class="editor" id="content" placeholder="paste your code, text, or notes here…" spellcheck="false"></textarea>
+    </div>
+    <div class="created-banner" id="created"></div>
+    <div class="actionbar">
+      <span class="hint">Ctrl+Enter to create</span>
+      <div class="spacer" style="flex:1"></div>
+      <button class="btn" id="create">Create ⇧</button>
+    </div>
+  </div>
+
+  <div class="pane-r">
+    <div class="float side-section">
+      <h3>Expiry</h3>
+      <div class="seg">
+        <label><input type="radio" name="exp" value=""> Never</label>
+        <label><input type="radio" name="exp" value="1h"> 1 hour</label>
+        <label><input type="radio" name="exp" value="24h"> 1 day</label>
+        <label><input type="radio" name="exp" value="168h" checked> 1 week</label>
+        <label><input type="radio" name="exp" value="720h"> 30 days</label>
+      </div>
+    </div>
+    <div class="float side-section">
+      <h3>Protection</h3>
+      <label class="toggle"><input type="checkbox" id="haspw"> Password lock</label>
+      <input type="password" id="password" class="pwinput" placeholder="password" style="display:none; margin: 6px 8px 0; width: auto;">
+      <label class="toggle"><input type="checkbox" id="burn"> Burn after read</label>
+      <label class="toggle"><input type="checkbox" id="unlisted"> Unlisted</label>
+    </div>
+    <div class="float side-section">
+      <h3>Custom URL</h3>
+      <div class="row"><span>/</span><input type="text" id="custom" placeholder="my-snippet"></div>
+    </div>
+    <div class="float side-section">
+      <h3>Result</h3>
+      <div class="hint" id="result" style="word-break:break-all">—</div>
+    </div>
+  </div>
+</div>
+<script>
+const $ = id => document.getElementById(id);
+const content = $('content'), gutter = $('gutter');
+
+function updateGutter() {
+  const lines = content.value.split('\n').length;
+  let s = '';
+  for (let i = 1; i <= Math.max(lines, 1); i++) s += i + '\n';
+  gutter.textContent = s;
+}
+content.addEventListener('input', updateGutter);
+updateGutter();
+
+$('haspw').addEventListener('change', e => { $('password').style.display = e.target.checked ? 'block' : 'none'; });
+
+async function create() {
+  const body = {
+    content: content.value,
+    title: $('title').value || null,
+    language: $('language').value || null,
+    custom_slug: $('custom').value || null,
+    burn_after_read: $('burn').checked,
+  };
+  if ($('haspw').checked) body.password = $('password').value;
+  const exp = document.querySelector('input[name="exp"]:checked').value;
+  if (exp) body.expires_in = exp;
+
+  const res = await fetch('/api/pastes', {
+    method: 'POST',
+    headers: {'Content-Type': 'application/json'},
+    body: JSON.stringify(body),
+  });
+  const data = await res.json();
+  if (!res.ok) {
+    $('result').textContent = 'Error: ' + (data.error || res.status);
+    return;
+  }
+  const url = location.origin + '/' + (data.custom_slug || data.id);
+  $('result').innerHTML = '<a href="' + url + '">' + url + '</a>';
+  $('result').dataset.token = data.deletion_token || '';
+  try { navigator.clipboard.writeText(url); } catch(e) {}
+  // show the paste
+  location.href = '/' + data.id + '?created=1&token=' + encodeURIComponent(data.deletion_token || '');
+}
+$('create').addEventListener('click', create);
+document.addEventListener('keydown', e => {
+  if ((e.ctrlKey || e.metaKey) && e.key === 'Enter') { e.preventDefault(); create(); }
+});
+</script>
+{{template "foot" .}}

web/templates/paste.html

@@ -0,0 +1,45 @@
+{{template "head" .}}
+{{template "topbar" .}}
+<div class="page">
+  <div class="float">
+    <div class="meta-bar">
+      <h1>{{if .Title}}{{.Title}}{{else}}Untitled paste{{end}}</h1>
+      <span class="slug">/{{.ID}}</span>
+      {{if .Language}}<span class="tag">{{.Language}}</span>{{end}}
+      {{if .ExpiresAt}}<span class="tag">expires in {{.ExpiresIn}}</span>{{end}}
+      <div class="spacer"></div>
+      <a class="iconbtn" href="/raw/{{.ID}}">raw</a>
+      <a class="iconbtn" href="#" onclick="copyContent(); return false;">copy</a>
+      {{if .DeletionToken}}<a class="iconbtn danger" href="#" onclick="redeem('{{.DeletionToken}}'); return false;">delete</a>{{end}}
+    </div>
+  </div>
+  {{if .JustCreated}}
+  <div class="float">
+    <div class="created-banner" style="display:block">
+      Paste created. Link copied to clipboard: <a href="/{{.ID}}">{{.Host}}/{{.ID}}</a>
+      {{if .DeletionToken}} · deletion token: <code>{{.DeletionToken}}</code>{{end}}
+    </div>
+  </div>
+  {{end}}
+  <div class="float">
+    <div class="code-head"><span class="dot"></span> {{.LineCount}} lines · {{.SizeBytes}} bytes</div>
+    <div class="code"><div class="gutter">{{.Gutter}}</div><div class="codebody" id="codebody">{{.ContentHTML}}</div></div>
+    <div class="footnote">
+      <span>Created {{.CreatedAgo}}</span>
+      <span>{{.ViewCount}} views</span>
+      <span>{{.Visibility}}</span>
+    </div>
+  </div>
+</div>
+<input type="hidden" id="raw-content" value="{{.ContentAttr}}">
+<script>
+function copyContent() {
+  navigator.clipboard.writeText(document.getElementById('raw-content').value);
+}
+function redeem(token) {
+  if (!confirm('Hard delete this paste immediately?')) return;
+  fetch('/api/pastes/{{.ID}}/redeem?token=' + encodeURIComponent(token), {method: 'DELETE'})
+    .then(r => { if (r.ok) location.href = '/history'; else alert('delete failed'); });
+}
+</script>
+{{template "foot" .}}

web/templates/unlock.html

@@ -0,0 +1,18 @@
+{{template "head" .}}
+{{template "topbar" .}}
+<div class="center">
+  <div class="float">
+    <div class="inner">
+      <div class="lockring">🔒</div>
+      <h1>This paste is locked</h1>
+      <p class="sub">Enter the password to view <span class="slug">/{{.ID}}</span></p>
+      <form method="post" action="/unlock/{{.ID}}">
+        <input type="password" name="password" class="pwinput" placeholder="••••••••" autofocus>
+        {{if .Wrong}}<p class="err" style="display:block">Wrong password. Try again.</p>{{end}}
+        <button class="btn" type="submit">Unlock</button>
+      </form>
+    </div>
+    <div class="foot">Created {{.CreatedAgo}}</div>
+  </div>
+</div>
+{{template "foot" .}}