feat: support ~ (tilde) expansion in match_dirs paths

internal/config/config.go

@@ -151,6 +151,8 @@ func (c *Config) ResolveHostByPath(cwd string) string {
 			if dir == "" {
 				continue
 			}
+			// Expand ~ to home directory
+			dir = expandHome(dir)
 			// Resolve symlinks in the configured dir as well
 			if resolved, err := filepath.EvalSymlinks(dir); err == nil {
 				dir = resolved
@@ -173,6 +175,18 @@ func (c *Config) ResolveHostByPath(cwd string) string {
 	return bestHost
 }
 
+// expandHome replaces a leading ~ with the user's home directory.
+func expandHome(path string) string {
+	if path == "~" || strings.HasPrefix(path, "~/") {
+		home, err := os.UserHomeDir()
+		if err != nil {
+			return path
+		}
+		return filepath.Join(home, path[1:])
+	}
+	return path
+}
+
 func (c *Config) SetHost(hostname string, host HostConfig) {
 	if c.Hosts == nil {
 		c.Hosts = make(map[string]HostConfig)