feat: initial commit — unarr CLI

Search, inspect, stream, and download torrents from the terminal.
Replaces the entire *arr stack with a single binary.

internal/config/paths_test.go

@@ -0,0 +1,53 @@
+package config
+
+import (
+	"os"
+	"strings"
+	"testing"
+)
+
+func TestDir(t *testing.T) {
+	dir := Dir()
+	if dir == "" {
+		t.Error("Dir() returned empty string")
+	}
+	if !strings.Contains(dir, "unarr") {
+		t.Errorf("Dir() = %q, should contain 'unarr'", dir)
+	}
+}
+
+func TestFilePath(t *testing.T) {
+	path := FilePath()
+	if !strings.HasSuffix(path, "config.toml") {
+		t.Errorf("FilePath() = %q, should end with config.toml", path)
+	}
+}
+
+func TestDataDir(t *testing.T) {
+	dir := DataDir()
+	if dir == "" {
+		t.Error("DataDir() returned empty string")
+	}
+	if !strings.Contains(dir, "unarr") {
+		t.Errorf("DataDir() = %q, should contain 'unarr'", dir)
+	}
+}
+
+func TestDirOverrideEnv(t *testing.T) {
+	t.Setenv("UNARR_CONFIG_DIR", "/custom/path")
+	dir := Dir()
+	if dir != "/custom/path" {
+		t.Errorf("Dir() with env = %q, want /custom/path", dir)
+	}
+}
+
+func TestDirXDGOverride(t *testing.T) {
+	// Clear the custom env so XDG takes effect
+	os.Unsetenv("UNARR_CONFIG_DIR")
+	t.Setenv("XDG_CONFIG_HOME", "/xdg/config")
+
+	dir := Dir()
+	if dir != "/xdg/config/unarr" {
+		t.Errorf("Dir() with XDG = %q, want /xdg/config/unarr", dir)
+	}
+}