[sync] Update embedded LibDB from standalone

Author: ImperaZim

src/imperazim/db/Database.php

@@ -5,27 +5,27 @@
 namespace imperazim\db;
 
 /**
-* Common base class for database drivers.
+* Common interface for database drivers.
 *
-* Both Mysql and Sqlite3 extend this class, providing
+* Both Mysql and Sqlite3 implement this interface, providing
 * a consistent API for CRUD operations.
 */
-abstract class Database {
+interface Database {
 
     /**
     * Creates tables if they do not exist.
     *
     * @param array $tables Associative array: table name => column definitions array
     */
-    abstract public function createTableIfNotExists(array $tables): void;
+    public function createTableIfNotExists(array $tables): void;
 
     /**
     * Inserts a row into a table.
     *
     * @param string $table Table name
     * @param array $data Column => value pairs
     */
-    abstract public function insert(string $table, array $data): void;
+    public function insert(string $table, array $data): void;
 
     /**
     * Selects rows from a table.
@@ -35,7 +35,7 @@ abstract public function insert(string $table, array $data): void;
     * @param array $filters Where conditions: [["col" => "val"], ...]
     * @return array Result rows
     */
-    abstract public function select(string $table, string $columns, array $filters = []): array;
+    public function select(string $table, string $columns, array $filters = []): array;
 
     /**
     * Updates rows in a table.
@@ -46,7 +46,7 @@ abstract public function select(string $table, string $columns, array $filters =
     * @param array $filters Where conditions
     * @return bool Whether any rows were affected
     */
-    abstract public function update(string $table, string $column, mixed $value, array $filters = []): bool;
+    public function update(string $table, string $column, mixed $value, array $filters = []): bool;
 
     /**
     * Deletes rows from a table.
@@ -55,7 +55,7 @@ abstract public function update(string $table, string $column, mixed $value, arr
     * @param array $filters Where conditions (required — no empty deletes)
     * @return int Number of deleted rows
     */
-    abstract public function delete(string $table, array $filters): int;
+    public function delete(string $table, array $filters): int;
 
     /**
     * Checks if a record exists in a table.
@@ -64,7 +64,7 @@ abstract public function delete(string $table, array $filters): int;
     * @param array $conditions Where conditions
     * @return bool Whether matching record exists
     */
-    abstract public function exists(string $table, array $conditions): bool;
+    public function exists(string $table, array $conditions): bool;
 
     /**
     * Executes a raw query with parameter binding.
@@ -73,10 +73,10 @@ abstract public function exists(string $table, array $conditions): bool;
     * @param array $params Bound parameter values
     * @return array Result rows (empty for non-SELECT)
     */
-    abstract public function query(string $sql, array $params = []): array;
+    public function query(string $sql, array $params = []): array;
 
     /**
     * Closes the database connection.
     */
-    abstract public function close(): void;
+    public function close(): void;
 }