feat: v0.3.0d — add PR checks, iostreams, aliases, and broad enhancements

Add PR checks command, iostreams/text packages for colored table output,
top-level run/workflow aliases matching gh CLI structure. Enhance actions,
issues, PRs, releases, repos, labels, milestones, and wiki commands with
improved flags, JSON output, and error handling.

internal/text/text.go

@@ -0,0 +1,70 @@
+package text
+
+import (
+	"fmt"
+	"math"
+	"time"
+)
+
+// Pluralize returns "1 issue" or "2 issues" depending on count.
+// It applies a simple "s" suffix rule.
+func Pluralize(count int, singular string) string {
+	if count == 1 {
+		return fmt.Sprintf("%d %s", count, singular)
+	}
+	return fmt.Sprintf("%d %ss", count, singular)
+}
+
+// FuzzyAgo returns a human-friendly relative time string like "just now",
+// "2 minutes ago", "3 hours ago", etc.
+func FuzzyAgo(t time.Time) string {
+	d := time.Since(t)
+
+	if d < time.Minute {
+		return "just now"
+	}
+
+	minutes := int(math.Floor(d.Minutes()))
+	if minutes < 60 {
+		return fmt.Sprintf("%s ago", Pluralize(minutes, "minute"))
+	}
+
+	hours := int(math.Floor(d.Hours()))
+	if hours < 24 {
+		return fmt.Sprintf("%s ago", Pluralize(hours, "hour"))
+	}
+
+	days := hours / 24
+	if days < 30 {
+		return fmt.Sprintf("%s ago", Pluralize(days, "day"))
+	}
+
+	months := days / 30
+	if months < 12 {
+		return fmt.Sprintf("%s ago", Pluralize(months, "month"))
+	}
+
+	years := months / 12
+	return fmt.Sprintf("%s ago", Pluralize(years, "year"))
+}
+
+// Truncate shortens text to maxWidth, replacing the end with "..." if it exceeds
+// the limit. If maxWidth is less than or equal to 3, the result is just "...".
+func Truncate(text string, maxWidth int) string {
+	if len(text) <= maxWidth {
+		return text
+	}
+	if maxWidth <= 3 {
+		return "..."[:maxWidth]
+	}
+	return text[:maxWidth-3] + "..."
+}
+
+// FormatDate returns a human-friendly relative time for TTY output, or an
+// RFC3339 timestamp for piped output.
+func FormatDate(t time.Time, isTTY bool) string {
+	if isTTY {
+		return FuzzyAgo(t)
+	}
+	return t.Format(time.RFC3339)
+}