05.1 ปรบปรง backend ทงหมด และ frontend/login

mariadb/init/01_dms_v0_5_0_data_v5_1_deploy_table_rbac.sql

@@ -36,6 +36,7 @@ DROP TABLE IF EXISTS memorandum_details;
 DROP TABLE IF EXISTS minutes_of_meeting_details;
 DROP TABLE IF EXISTS rfi_details;
 DROP TABLE IF EXISTS rfa_items;
+DROP TABLE IF EXISTS rfas;
 DROP TABLE IF EXISTS technicaldocs;
 DROP TABLE IF EXISTS approve_codes;
 DROP TABLE IF EXISTS document_status_codes;
@@ -422,6 +423,27 @@ CREATE TABLE rfa_items (
 CREATE INDEX idx_rfaitems_rfa     ON rfa_items(rfa_corr_id);
 CREATE INDEX idx_rfaitems_techdoc ON rfa_items(technical_doc_id);
 
+CREATE TABLE rfas (
+  id INT UNSIGNED NOT NULL AUTO_INCREMENT,
+  code VARCHAR(64) NULL,
+  title VARCHAR(255) NOT NULL,
+  discipline VARCHAR(64) NULL,
+  due_date DATE NULL,
+  description TEXT NULL,
+  status VARCHAR(32) NOT NULL DEFAULT 'draft',
+  owner_id INT UNSIGNED NULL,
+  created_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
+  updated_at DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
+  PRIMARY KEY (id),
+  KEY idx_rfas_code (code),
+  KEY idx_rfas_status_updated (status, updated_at),
+  KEY idx_rfas_due_date (due_date),
+  KEY idx_rfas_updated_at (updated_at),
+  CONSTRAINT fk_rfas_owner
+    FOREIGN KEY (owner_id) REFERENCES users(id)
+    ON DELETE SET NULL ON UPDATE CASCADE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci;
+
 -- =========================================================
 -- CONTRACT DRAWINGS (normalized cat 1:M subcat; dwg → sub_cat)
 -- =========================================================