fix: harden portable host installation

database/schema.sql

@@ -1,17 +1,17 @@
-CREATE TABLE roles (
+CREATE TABLE IF NOT EXISTS roles (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     name VARCHAR(80) NOT NULL UNIQUE,
     description VARCHAR(255) NULL,
     created_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
 ) ENGINE=InnoDB;
 
-CREATE TABLE permissions (
+CREATE TABLE IF NOT EXISTS permissions (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     name VARCHAR(120) NOT NULL UNIQUE,
     description VARCHAR(255) NULL
 ) ENGINE=InnoDB;
 
-CREATE TABLE role_permissions (
+CREATE TABLE IF NOT EXISTS role_permissions (
     role_id BIGINT UNSIGNED NOT NULL,
     permission_id BIGINT UNSIGNED NOT NULL,
     PRIMARY KEY (role_id, permission_id),
@@ -19,7 +19,7 @@ CREATE TABLE role_permissions (
     FOREIGN KEY (permission_id) REFERENCES permissions(id) ON DELETE CASCADE
 ) ENGINE=InnoDB;
 
-CREATE TABLE users (
+CREATE TABLE IF NOT EXISTS users (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     role_id BIGINT UNSIGNED NOT NULL,
     email VARCHAR(190) NOT NULL UNIQUE,
@@ -32,7 +32,7 @@ CREATE TABLE users (
     FOREIGN KEY (role_id) REFERENCES roles(id)
 ) ENGINE=InnoDB;
 
-CREATE TABLE clients (
+CREATE TABLE IF NOT EXISTS clients (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     name VARCHAR(190) NOT NULL,
     registration_number VARCHAR(120) NULL,
@@ -51,7 +51,7 @@ CREATE TABLE clients (
     FOREIGN KEY (created_by) REFERENCES users(id) ON DELETE SET NULL
 ) ENGINE=InnoDB;
 
-CREATE TABLE client_contacts (
+CREATE TABLE IF NOT EXISTS client_contacts (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     client_id BIGINT UNSIGNED NOT NULL,
     name VARCHAR(120) NOT NULL,
@@ -65,7 +65,7 @@ CREATE TABLE client_contacts (
     INDEX contacts_client_idx (client_id)
 ) ENGINE=InnoDB;
 
-CREATE TABLE sla_agreements (
+CREATE TABLE IF NOT EXISTS sla_agreements (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     client_id BIGINT UNSIGNED NOT NULL,
     enabled BOOLEAN NOT NULL DEFAULT TRUE,
@@ -82,7 +82,7 @@ CREATE TABLE sla_agreements (
     INDEX sla_client_idx (client_id)
 ) ENGINE=InnoDB;
 
-CREATE TABLE jobcards (
+CREATE TABLE IF NOT EXISTS jobcards (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     reference_no VARCHAR(40) NOT NULL UNIQUE,
     client_id BIGINT UNSIGNED NOT NULL,
@@ -103,7 +103,7 @@ CREATE TABLE jobcards (
     INDEX jobcards_created_idx (created_at)
 ) ENGINE=InnoDB;
 
-CREATE TABLE jobcard_assignments (
+CREATE TABLE IF NOT EXISTS jobcard_assignments (
     jobcard_id BIGINT UNSIGNED NOT NULL,
     user_id BIGINT UNSIGNED NOT NULL,
     assigned_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP,
@@ -114,7 +114,7 @@ CREATE TABLE jobcard_assignments (
     FOREIGN KEY (assigned_by) REFERENCES users(id) ON DELETE SET NULL
 ) ENGINE=InnoDB;
 
-CREATE TABLE time_entries (
+CREATE TABLE IF NOT EXISTS time_entries (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     jobcard_id BIGINT UNSIGNED NOT NULL,
     technician_id BIGINT UNSIGNED NOT NULL,
@@ -134,7 +134,7 @@ CREATE TABLE time_entries (
     INDEX time_date_idx (work_date)
 ) ENGINE=InnoDB;
 
-CREATE TABLE audit_events (
+CREATE TABLE IF NOT EXISTS audit_events (
     id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
     user_id BIGINT UNSIGNED NULL,
     action VARCHAR(120) NOT NULL,
@@ -148,12 +148,12 @@ CREATE TABLE audit_events (
     FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL
 ) ENGINE=InnoDB;
 
-INSERT INTO roles (name, description) VALUES
+INSERT IGNORE INTO roles (name, description) VALUES
     ('Administrator', 'Full system access'),
     ('Accounts', 'Client, jobcard and reporting access'),
     ('Technician', 'Assigned support work access');
 
-INSERT INTO permissions (name, description) VALUES
+INSERT IGNORE INTO permissions (name, description) VALUES
     ('dashboard.view', 'View the operational dashboard'),
     ('clients.view', 'View client records'),
     ('clients.manage', 'Create and edit client records'),
@@ -166,15 +166,15 @@ INSERT INTO permissions (name, description) VALUES
     ('audit.view', 'View audit events'),
     ('credentials.view', 'View protected credentials');
 
-INSERT INTO role_permissions (role_id, permission_id)
+INSERT IGNORE INTO role_permissions (role_id, permission_id)
 SELECT r.id, p.id FROM roles r CROSS JOIN permissions p WHERE r.name = 'Administrator';
 
-INSERT INTO role_permissions (role_id, permission_id)
+INSERT IGNORE INTO role_permissions (role_id, permission_id)
 SELECT r.id, p.id FROM roles r JOIN permissions p ON p.name IN
 ('dashboard.view','clients.view','jobcards.view','reports.view','reports.export')
 WHERE r.name = 'Accounts';
 
-INSERT INTO role_permissions (role_id, permission_id)
+INSERT IGNORE INTO role_permissions (role_id, permission_id)
 SELECT r.id, p.id FROM roles r JOIN permissions p ON p.name IN
 ('dashboard.view','clients.view','jobcards.view','jobcards.manage')
 WHERE r.name = 'Technician';