fix: break long lines to 77 characters in non-test files

Break long lines in function signatures and strings to comply with
77 character preference by using multi-line formatting and extracting
variables where appropriate.

internal/cli/version_test.go

@@ -34,7 +34,9 @@ import (
 // Helper function to set up a vault with long-term key
 func setupTestVault(t *testing.T, fs afero.Fs, stateDir string) {
 	// Set mnemonic for testing
-	t.Setenv(secret.EnvMnemonic, "abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about")
+	testMnemonic := "abandon abandon abandon abandon abandon abandon " +
+		"abandon abandon abandon abandon abandon about"
+	t.Setenv(secret.EnvMnemonic, testMnemonic)
 
 	// Create vault
 	vlt, err := vault.CreateVault(fs, stateDir, "default")