Fix macOS build and add GitHub Pages site

.github/workflows/pages.yml

@@ -0,0 +1,49 @@
+name: Deploy Pages
+
+on:
+  push:
+    branches: [main]
+    paths:
+      - "site/**"
+      - ".github/workflows/pages.yml"
+  workflow_dispatch:
+
+permissions:
+  contents: read
+  pages: write
+  id-token: write
+
+concurrency:
+  group: pages
+  cancel-in-progress: false
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 22
+          cache: npm
+          cache-dependency-path: site/package-lock.json
+      - name: Install dependencies
+        working-directory: site
+        run: npm ci
+      - name: Build site
+        working-directory: site
+        run: npm run build
+      - uses: actions/configure-pages@v5
+      - uses: actions/upload-pages-artifact@v3
+        with:
+          path: site/dist
+
+  deploy:
+    environment:
+      name: github-pages
+      url: ${{ steps.deployment.outputs.page_url }}
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - id: deployment
+        uses: actions/deploy-pages@v4

.gitignore

@@ -1,2 +1,5 @@
 /coauthor-cleaner
 /dist/
+site/.astro/
+site/dist/
+site/node_modules/

Makefile

@@ -0,0 +1,24 @@
+.PHONY: install build clean test help
+
+# Build with CGO disabled (required for macOS compatibility)
+GOFLAGS ?= -trimpath
+LDFLAGS ?=
+
+install: ## Install coauthor-cleaner binary
+	CGO_ENABLED=0 go install $(GOFLAGS) -ldflags "$(LDFLAGS)" ./cmd/coauthor-cleaner
+
+build: ## Build coauthor-cleaner binary to ./bin/
+	CGO_ENABLED=0 go build $(GOFLAGS) -ldflags "$(LDFLAGS)" -o ./bin/coauthor-cleaner ./cmd/coauthor-cleaner
+
+clean: ## Remove build artifacts
+	rm -rf bin/
+	go clean
+
+test: ## Run tests
+	go test -v ./...
+
+help: ## Show this help message
+	@echo "Usage: make [target]"
+	@echo ""
+	@echo "Targets:"
+	@grep -E '^[a-zA-Z_-]+:.*?## .*$$' $(MAKEFILE_LIST) | sort | awk 'BEGIN {FS = ":.*?## "}; {printf "  %-15s %s\n", $$1, $$2}'

internal/tui/layout.go

@@ -3,7 +3,7 @@ package tui
 const (
 	headerLines = 3
 	footerLines = 1
-	leftPct     = 42
+	leftPct     = 43
 )
 
 type layout struct {
@@ -12,6 +12,8 @@ type layout struct {
 	bodyHeight int
 	leftWidth  int
 	rightWidth int
+	listWidth  int
+	panelHeight int
 	innerH     int
 }
 
@@ -28,12 +30,21 @@ func computeLayout(w, h int) layout {
 		leftW = w - 24
 	}
 	rightW := w - leftW - 1
+	listW := leftW - 8
+	if listW < 20 {
+		listW = 20
+	}
 	innerH := bodyH - 2
 	if innerH < 3 {
 		innerH = 3
 	}
+	panelH := bodyH - 4
+	if panelH < 3 {
+		panelH = 3
+	}
 	return layout{
 		width: w, height: h, bodyHeight: bodyH,
-		leftWidth: leftW, rightWidth: rightW, innerH: innerH,
+		leftWidth: leftW, rightWidth: rightW,
+		listWidth: listW, panelHeight: panelH, innerH: innerH,
 	}
 }

internal/tui/model.go

@@ -79,8 +79,17 @@ func New(g git.Runner, opts scan.Options, findings []detect.Finding) Model {
 
 	delegate := list.NewDefaultDelegate()
 	delegate.ShowDescription = true
-	delegate.Styles.SelectedTitle = delegate.Styles.SelectedTitle.Foreground(colorAccent).Bold(true)
-	delegate.Styles.SelectedDesc = delegate.Styles.SelectedDesc.Foreground(colorAccent)
+	delegate.Styles.NormalTitle = delegate.Styles.NormalTitle.Foreground(colorText).Bold(true)
+	delegate.Styles.NormalDesc = delegate.Styles.NormalDesc.Foreground(colorMuted)
+	delegate.Styles.SelectedTitle = delegate.Styles.SelectedTitle.
+		Foreground(colorText).
+		Background(lipgloss.Color("#271821")).
+		BorderLeftForeground(colorError).
+		Bold(true)
+	delegate.Styles.SelectedDesc = delegate.Styles.SelectedDesc.
+		Foreground(colorText).
+		Background(lipgloss.Color("#271821")).
+		BorderLeftForeground(colorError)
 
 	l := list.New(items, delegate, 0, 0)
 	l.Title = ""
@@ -108,10 +117,10 @@ func (m Model) Update(msg tea.Msg) (tea.Model, tea.Cmd) {
 	switch msg := msg.(type) {
 	case tea.WindowSizeMsg:
 		m.layout = computeLayout(msg.Width, msg.Height)
-		m.list.SetWidth(m.layout.leftWidth - 4)
-		m.list.SetHeight(m.layout.innerH)
-		m.preview.Width = m.layout.rightWidth - 4
-		m.preview.Height = m.layout.innerH
+		m.list.SetWidth(m.layout.listWidth)
+		m.list.SetHeight(maxInt(3, m.layout.panelHeight-3))
+		m.preview.Width = maxInt(20, m.layout.rightWidth-8)
+		m.preview.Height = maxInt(3, m.layout.panelHeight-3)
 		return m, nil
 
 	case pushDoneMsg:
@@ -283,7 +292,6 @@ func (m *Model) syncPreview() {
 	}
 	f := m.findings[idx]
 	var b strings.Builder
-	b.WriteString(panelTitlePassive.Render("Preview") + "\n\n")
 	b.WriteString(PreviewDiff(f))
 	if f.Selected {
 		b.WriteString("\n" + okStyle.Render("● selected for cleanup"))
@@ -341,7 +349,6 @@ func (m Model) renderMain() string {
 func (m Model) renderStatusBar() string {
 	st := m.repoState
 	parts := []string{
-		titleStyle.Render("Coauthor Cleaner"),
 		fmt.Sprintf("branch %s", st.Branch),
 	}
 	if st.UpstreamExists {
@@ -359,7 +366,15 @@ func (m Model) renderStatusBar() string {
 	} else {
 		parts = append(parts, fmt.Sprintf("%d findings · %d selected", count, sel))
 	}
-	return statusBarStyle.Width(m.layout.width - 2).Render(strings.Join(parts, "  │  "))
+	brand := lipgloss.JoinHorizontal(
+		lipgloss.Center,
+		logoMarkStyle.Render("▣"),
+		" ",
+		titleStyle.Render("Coauthor Cleaner"),
+	)
+	status := subStyle.Render(strings.Join(parts, "  │  "))
+	line := lipgloss.JoinHorizontal(lipgloss.Center, brand, "  ", badgeStyle.Render("git history hygiene"), "  ", status)
+	return statusBarStyle.Width(maxInt(20, m.layout.width-4)).Render(line)
 }
 
 func (m Model) renderSplit() string {
@@ -368,26 +383,39 @@ func (m Model) renderSplit() string {
 		ly = computeLayout(80, 24)
 	}
 
-	leftTitle := panelTitleActive.Render("Findings")
+	leftTitle := lipgloss.JoinHorizontal(
+		lipgloss.Center,
+		panelTitleActive.Render("FINDINGS"),
+		" ",
+		subStyle.Render(fmt.Sprintf("%d total", len(m.findings))),
+	)
 
 	leftBody := m.list.View()
 	if len(m.findings) == 0 {
 		leftBody = subStyle.Render("✓ No AI attribution markers found.\n\nPress r to rescan.")
 	}
 
 	left := panelActiveStyle.
-		Width(ly.leftWidth).
-		Height(ly.bodyHeight).
-		Render(leftTitle + "\n" + leftBody)
+		Width(maxInt(20, ly.leftWidth-6)).
+		Height(ly.panelHeight).
+		Render(leftTitle + "\n\n" + leftBody)
 
+	rightTitle := panelTitlePassive.Render("LIVE PREVIEW")
 	right := panelPassiveStyle.
-		Width(ly.rightWidth).
-		Height(ly.bodyHeight).
-		Render(m.preview.View())
+		Width(maxInt(20, ly.rightWidth-6)).
+		Height(ly.panelHeight).
+		Render(rightTitle + "\n\n" + m.preview.View())
 
 	return lipgloss.JoinHorizontal(lipgloss.Top, left, " ", right)
 }
 
+func maxInt(a, b int) int {
+	if a > b {
+		return a
+	}
+	return b
+}
+
 func (m Model) renderFooter() string {
 	keys := m.contextKeys()
 	return footerStyle.Width(m.layout.width - 2).Render(keys)

internal/tui/preview.go

@@ -5,17 +5,23 @@ import (
 	"strings"
 
 	"github.com/ericdahl-dev/coauthor-cleaner/internal/detect"
+	"github.com/charmbracelet/lipgloss"
 )
 
 func PreviewDiff(f detect.Finding) string {
 	var b strings.Builder
-	b.WriteString("Before / after\n\n")
-	b.WriteString(fmt.Sprintf("  - %s\n", f.Match))
+	b.WriteString(subStyle.Render("Before / after") + "\n\n")
+
+	var diff strings.Builder
+	diff.WriteString(lipgloss.NewStyle().Foreground(colorError).Render(fmt.Sprintf("- %s", f.Match)) + "\n")
 	if f.Replacement != "" {
-		b.WriteString(fmt.Sprintf("  + %s\n", f.Replacement))
+		diff.WriteString(lipgloss.NewStyle().Foreground(colorOK).Render(fmt.Sprintf("+ %s", f.Replacement)) + "\n")
 	} else {
-		b.WriteString("  +\n")
+		diff.WriteString(lipgloss.NewStyle().Foreground(colorOK).Render("+ <removed>") + "\n")
 	}
-	b.WriteString(fmt.Sprintf("\nRule: %s (%s confidence)\n", f.RuleName, f.Confidence))
+	b.WriteString(codeBoxStyle.Render(diff.String()))
+	b.WriteString("\n\n")
+	b.WriteString(subStyle.Render("Rule") + " " + titleStyle.Render(f.RuleName) + "\n")
+	b.WriteString(subStyle.Render("Confidence") + " " + okStyle.Render(string(f.Confidence)) + "\n")
 	return b.String()
 }

internal/tui/styles.go

@@ -2,43 +2,75 @@ package tui
 
 import "github.com/charmbracelet/lipgloss"
 
-// Palette inspired by tui-design: muted base, accent for focus, warn for danger.
+// Dark terminal palette aligned with the Pages hero mock.
 var (
-	colorAccent = lipgloss.Color("205")
-	colorMuted  = lipgloss.Color("240")
-	colorDim    = lipgloss.Color("238")
-	colorWarn   = lipgloss.Color("214")
-	colorError  = lipgloss.Color("196")
-	colorOK     = lipgloss.Color("42")
-	colorBorder = lipgloss.Color("63")
-	colorPanel  = lipgloss.Color("60")
+	colorAccent = lipgloss.Color("#D6FF5F")
+	colorViolet = lipgloss.Color("#9B7CFF")
+	colorMuted  = lipgloss.Color("#8B8791")
+	colorDim    = lipgloss.Color("#3C3A43")
+	colorWarn   = lipgloss.Color("#FFD166")
+	colorError  = lipgloss.Color("#FF6B81")
+	colorOK     = lipgloss.Color("#D6FF5F")
+	colorBorder = lipgloss.Color("#363341")
+	colorPanel  = lipgloss.Color("#1A1B22")
+	colorPanel2 = lipgloss.Color("#101116")
+	colorText   = lipgloss.Color("#F7F5EF")
 )
 
 var (
-	titleStyle = lipgloss.NewStyle().Bold(true).Foreground(colorAccent)
+	titleStyle = lipgloss.NewStyle().Bold(true).Foreground(colorText)
 	subStyle   = lipgloss.NewStyle().Foreground(colorMuted)
 	helpStyle  = lipgloss.NewStyle().Foreground(colorMuted)
 	warnStyle  = lipgloss.NewStyle().Foreground(colorWarn).Bold(true)
-	okStyle    = lipgloss.NewStyle().Foreground(colorOK)
+	okStyle    = lipgloss.NewStyle().Foreground(colorOK).Bold(true)
 	errorStyle = lipgloss.NewStyle().Foreground(colorError).Bold(true)
 
 	statusBarStyle = lipgloss.NewStyle().
-			Border(lipgloss.RoundedBorder()).
+			Border(lipgloss.RoundedBorder(), true).
 			BorderForeground(colorBorder).
+			Background(colorPanel2).
 			Padding(0, 1)
 
 	panelActiveStyle = lipgloss.NewStyle().
 				Border(lipgloss.RoundedBorder()).
 				BorderForeground(colorAccent).
-				Padding(0, 1)
+				Background(colorPanel2).
+				Padding(1, 2)
 
 	panelPassiveStyle = lipgloss.NewStyle().
 				Border(lipgloss.RoundedBorder()).
 				BorderForeground(colorPanel).
-				Padding(0, 1)
+				Background(colorPanel2).
+				Padding(1, 2)
+
+	panelTitleActive = lipgloss.NewStyle().
+				Bold(true).
+				Foreground(colorAccent)
+	panelTitlePassive = lipgloss.NewStyle().
+				Bold(true).
+				Foreground(colorMuted)
+
+	badgeStyle = lipgloss.NewStyle().
+			Foreground(colorAccent).
+			Border(lipgloss.RoundedBorder()).
+			BorderForeground(colorViolet).
+			Padding(0, 1)
+
+	logoMarkStyle = lipgloss.NewStyle().
+			Foreground(colorAccent).
+			Border(lipgloss.RoundedBorder()).
+			BorderForeground(colorBorder).
+			Padding(0, 1)
 
-	panelTitleActive = lipgloss.NewStyle().Bold(true).Foreground(colorAccent)
-	panelTitlePassive = lipgloss.NewStyle().Bold(true).Foreground(colorMuted)
+	keyStyle = lipgloss.NewStyle().
+			Bold(true).
+			Foreground(colorText)
+
+	codeBoxStyle = lipgloss.NewStyle().
+			Border(lipgloss.RoundedBorder()).
+			BorderForeground(colorBorder).
+			Background(lipgloss.Color("#08090D")).
+			Padding(1, 2)
 
 	footerStyle = lipgloss.NewStyle().
 			Border(lipgloss.NormalBorder(), false, false, true, false).
@@ -49,6 +81,7 @@ var (
 	modalStyle = lipgloss.NewStyle().
 			Border(lipgloss.RoundedBorder()).
 			BorderForeground(colorAccent).
+			Background(colorPanel2).
 			Padding(1, 2).
 			Width(56)
 

internal/tui/view_test.go

@@ -6,6 +6,7 @@ import (
 
 	"github.com/ericdahl-dev/coauthor-cleaner/internal/detect"
 	"github.com/ericdahl-dev/coauthor-cleaner/internal/git"
+	"github.com/charmbracelet/lipgloss"
 )
 
 func TestPreviewDiff(t *testing.T) {
@@ -44,3 +45,11 @@ func TestComputeLayout(t *testing.T) {
 		t.Fatalf("%+v", ly)
 	}
 }
+
+func TestRenderSplitFitsTerminalWidth(t *testing.T) {
+	m := Model{layout: computeLayout(100, 30)}
+	out := m.renderSplit()
+	if got := lipgloss.Width(out); got > 100 {
+		t.Fatalf("rendered split width = %d, want <= 100\n%s", got, out)
+	}
+}

site/astro.config.mjs

@@ -0,0 +1,6 @@
+import { defineConfig } from "astro/config";
+
+export default defineConfig({
+  site: "https://ericdahl-dev.github.io",
+  base: "/coauthor-cleaner",
+});