ssh_theater: fix tests
diff --git a/dockerimg/ssh_theater.go b/dockerimg/ssh_theater.go
index 0054205..8a2e94b 100644
--- a/dockerimg/ssh_theater.go
+++ b/dockerimg/ssh_theater.go
@@ -68,7 +68,8 @@
 func newSSHTheatherWithDeps(cntrName, sshHost, sshPort string, fs FileSystem, kg KeyGenerator) (*SSHTheater, error) {
 	base := filepath.Join(os.Getenv("HOME"), ".config", "sketch")
 	if _, err := fs.Stat(base); err != nil {
-		if err := fs.Mkdir(base, 0o777); err != nil {
+
+		if err := fs.MkdirAll(base, 0o777); err != nil {
 			return nil, fmt.Errorf("couldn't create %s: %w", base, err)
 		}
 	}
@@ -422,11 +423,16 @@
 type FileSystem interface {
 	Stat(name string) (fs.FileInfo, error)
 	Mkdir(name string, perm fs.FileMode) error
+	MkdirAll(name string, perm fs.FileMode) error
 	ReadFile(name string) ([]byte, error)
 	WriteFile(name string, data []byte, perm fs.FileMode) error
 	OpenFile(name string, flag int, perm fs.FileMode) (*os.File, error)
 }
 
+func (fs *RealFileSystem) MkdirAll(name string, perm fs.FileMode) error {
+	return os.MkdirAll(name, perm)
+}
+
 // RealFileSystem is the default implementation of FileSystem that uses the OS
 type RealFileSystem struct{}
 
diff --git a/dockerimg/ssh_theater_test.go b/dockerimg/ssh_theater_test.go
index 66a99a3..7027742 100644
--- a/dockerimg/ssh_theater_test.go
+++ b/dockerimg/ssh_theater_test.go
@@ -57,6 +57,14 @@
 	return nil
 }
 
+func (m *MockFileSystem) MkdirAll(name string, perm fs.FileMode) error {
+	if err, ok := m.FailOn["MkdirAll"]; ok {
+		return err
+	}
+	m.CreatedDirs[name] = true
+	return nil
+}
+
 func (m *MockFileSystem) ReadFile(name string) ([]byte, error) {
 	if err, ok := m.FailOn["ReadFile"]; ok {
 		return nil, err
@@ -181,7 +189,7 @@
 
 	// Setup home dir in mock filesystem
 	homePath := "/home/testuser"
-	sketchDir := filepath.Join(homePath, ".sketch")
+	sketchDir := filepath.Join(homePath, ".config/sketch")
 	mockFS.CreatedDirs[sketchDir] = true
 
 	// Set HOME environment variable for the test
@@ -212,8 +220,8 @@
 		t.Fatalf("Failed to create SSHTheater: %v", err)
 	}
 
-	// Check if the .sketch directory was created
-	expectedDir := "/home/testuser/.sketch"
+	// Check if the .config/sketch directory was created
+	expectedDir := "/home/testuser/.config/sketch"
 	if !mockFS.CreatedDirs[expectedDir] {
 		t.Errorf("Expected directory %s to be created", expectedDir)
 	}
@@ -223,7 +231,7 @@
 	ssh, mockFS, _ := setupTestSSHTheater(t)
 
 	// Test key pair creation
-	keyPath := "/home/testuser/.sketch/test_key"
+	keyPath := "/home/testuser/.config/sketch/test_key"
 	_, err := ssh.createKeyPairIfMissing(keyPath)
 	if err != nil {
 		t.Fatalf("Failed to create key pair: %v", err)
@@ -535,7 +543,7 @@
 	defer func() { os.Setenv("HOME", oldHome) }()
 
 	// Create a mock ssh config with the expected include
-	includeLine := "Include /home/testuser/.sketch/ssh_config"
+	includeLine := "Include /home/testuser/.config/sketch/ssh_config"
 	initialConfig := fmt.Sprintf("%s\nHost example\n  HostName example.com\n", includeLine)
 
 	// Add the config to the mock filesystem
@@ -552,15 +560,15 @@
 	mockFS.Files[sshConfigPath] = []byte("Host example\n  HostName example.com\n")
 
 	err = CheckForIncludeWithFS(mockFS)
-	if err == nil {
-		t.Fatalf("CheckForInclude should have returned an error for missing include")
+	if err != nil {
+		t.Fatalf("CheckForInclude should have created the Include line without an error")
 	}
 }
 
 func TestSSHTheaterWithErrors(t *testing.T) {
 	// Test directory creation failure
 	mockFS := NewMockFileSystem()
-	mockFS.FailOn["Mkdir"] = fmt.Errorf("mock mkdir error")
+	mockFS.FailOn["MkdirAll"] = fmt.Errorf("mock mkdir error")
 	mockKG := NewMockKeyGenerator(nil, nil)
 
 	// Set HOME environment variable for the test
@@ -613,9 +621,9 @@
 	}
 
 	// Check if the sketch dir was created
-	sketchDir := filepath.Join(tempDir, ".sketch")
+	sketchDir := filepath.Join(tempDir, ".config/sketch")
 	if _, err := os.Stat(sketchDir); os.IsNotExist(err) {
-		t.Errorf(".sketch directory not created")
+		t.Errorf(".config/sketch directory not created")
 	}
 
 	// Check if key files were created