fix: restore pre-v2 progress bar fill and viewport scroll behavior

.golangci.yaml

@@ -56,16 +56,9 @@ linters:
 
   settings:
     errcheck:
-      # Lip Gloss print helpers wrap fmt.Fprint* and fail only on unactionable
-      # write errors (broken pipe, full disk). errcheck excludes the fmt
-      # equivalents by default; these are excluded for the same reason.
       exclude-functions:
-        - charm.land/lipgloss/v2.Print
-        - charm.land/lipgloss/v2.Printf
         - charm.land/lipgloss/v2.Println
-        - charm.land/lipgloss/v2.Fprint
-        - charm.land/lipgloss/v2.Fprintf
-        - charm.land/lipgloss/v2.Fprintln
+        - charm.land/lipgloss/v2.Fprintln(os.Stderr)
     staticcheck:
       checks:
         - "all"
@@ -92,8 +85,6 @@ linters:
           - staticcheck
         text: "SA5011"
 
-      # Counterpart to the errcheck exclusions above: gosec's G104 keeps its
-      # own allowlist, which covers fmt but not the Lip Gloss print helpers.
       - linters:
           - gosec
         text: "G104"

internal/config/config.go

@@ -858,6 +858,7 @@ func (m *printConfigModel) handleResize(msg tea.WindowSizeMsg) {
 
 	if !m.ready {
 		m.viewport = viewport.New(viewport.WithWidth(width), viewport.WithHeight(height))
+		m.viewport.SetHorizontalStep(0)
 		m.viewport.SetContent(m.contentWithLineNumbers())
 		m.ready = true
 	} else {

internal/sarin/tui.go

@@ -242,7 +242,10 @@ func (s sarin) streamProgress(
 	var program *tea.Program
 	if total > 0 {
 		model := progressModel{
-			progress:  progress.New(progress.WithColors(lipgloss.Color("#151594"), lipgloss.Color("#00D4FF"))),
+			progress: progress.New(
+				progress.WithColors(lipgloss.Color("#151594"), lipgloss.Color("#00D4FF")),
+				progress.WithFillCharacters(progress.DefaultFullCharFullBlock, progress.DefaultEmptyCharBlock),
+			),
 			startTime: time.Now(),
 			logs:      make([]string, 8),
 			counter:   counter,