Add stock pricelist admin flow with mapping placeholders and warehouse details

migrations/014_add_stock_log.sql

@@ -0,0 +1,14 @@
+CREATE TABLE IF NOT EXISTS stock_log (
+    stock_log_id BIGINT UNSIGNED AUTO_INCREMENT PRIMARY KEY,
+    lot VARCHAR(255) NOT NULL,
+    supplier VARCHAR(255) NULL,
+    date DATE NOT NULL,
+    price DECIMAL(12,2) NOT NULL,
+    quality VARCHAR(255) NULL,
+    comments TEXT NULL,
+    vendor VARCHAR(255) NULL,
+    qty DECIMAL(14,3) NULL,
+    INDEX idx_stock_log_lot_date (lot, date),
+    INDEX idx_stock_log_date (date),
+    INDEX idx_stock_log_vendor (vendor)
+);