Implement get notes

internal/store/sqlite/sqlite.go

@@ -22,6 +22,10 @@ type SQLiteStore struct {
 	write *sql.DB
 }
 
+type scannable interface {
+	Scan(dest ...any) error
+}
+
 func NewSQLiteStore(ctx context.Context, dbPath string) (*SQLiteStore, error) {
 	sqliteDB := &SQLiteStore{}
 
@@ -129,7 +133,26 @@ func (s *SQLiteStore) GetNoteByID(ctx context.Context, id int) (models.Note, err
 }
 
 func (s *SQLiteStore) GetAllNotes(ctx context.Context) ([]models.Note, error) {
-	return nil, fmt.Errorf("not implemented")
+	rows, err := s.read.QueryContext(ctx, `
+		SELECT id, content, last_update FROM notes ORDER BY last_update DESC;
+	`)
+	if err != nil {
+		return nil, fmt.Errorf("failed to query all notes: %w", err)
+	}
+	defer rows.Close()
+
+	var notes []models.Note
+	for rows.Next() {
+		note, err := s.scanNote(rows)
+		if err != nil {
+			return nil, fmt.Errorf("failed to scan note: %w", err)
+		}
+		notes = append(notes, note)
+	}
+	if err := rows.Err(); err != nil {
+		return nil, fmt.Errorf("error iterating over notes: %w", err)
+	}
+	return notes, nil
 }
 
 func (s *SQLiteStore) validateSchema(ctx context.Context) error {
@@ -151,7 +174,7 @@ func (s *SQLiteStore) getWriteTransaction(ctx context.Context) (*sql.Tx, error)
 	return tx, nil
 }
 
-func (s *SQLiteStore) scanNote(results *sql.Row) (models.Note, error) {
+func (s *SQLiteStore) scanNote(results scannable) (models.Note, error) {
 	var note models.Note
 	err := results.Scan(&note.ID, &note.Content, &note.LastUpdate)
 	if err != nil {