Add TuxiNet branding and document templates

database/migrations/2024_01_01_000004_create_issues_table.php

@@ -0,0 +1,30 @@
+<?php
+
+use PDO;
+
+return function (PDO $pdo): void {
+    $pdo->exec(<<<SQL
+        CREATE TABLE issues (
+            id INT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+            project_id INT UNSIGNED NOT NULL,
+            type ENUM('bug','feature','task') NOT NULL,
+            priority ENUM('low','medium','high','urgent') NOT NULL DEFAULT 'medium',
+            status ENUM('new','in_progress','in_review','resolved','closed') NOT NULL DEFAULT 'new',
+            assignee_id INT UNSIGNED NULL,
+            title VARCHAR(255) NOT NULL,
+            description TEXT NOT NULL,
+            environment VARCHAR(50) NULL,
+            version VARCHAR(100) NULL,
+            steps_to_reproduce TEXT NULL,
+            created_by INT UNSIGNED NOT NULL,
+            created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+            updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+            CONSTRAINT fk_issues_project FOREIGN KEY (project_id) REFERENCES projects(id) ON DELETE CASCADE,
+            CONSTRAINT fk_issues_assignee FOREIGN KEY (assignee_id) REFERENCES users(id) ON DELETE SET NULL,
+            CONSTRAINT fk_issues_creator FOREIGN KEY (created_by) REFERENCES users(id) ON DELETE CASCADE,
+            INDEX idx_issues_project_status (project_id, status),
+            INDEX idx_issues_priority (priority),
+            INDEX idx_issues_assignee (assignee_id)
+        ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+    SQL);
+};