EMS: move DB connection to env

ems/src/utils/tedious.ts

@@ -1,25 +1,30 @@
 import { Connection, ConnectionConfiguration, Request } from "tedious";
+import 'dotenv/config'
+
+const MSSQL_HOST = process.env.MSSQL_HOST || 'localhost'
+const MSSQL_LOGIN = process.env.MSSQL_LOGIN || 'sa'
+const MSSQL_PASSWORD = process.env.MSSQL_PASSWORD || '' 
+const MSSQL_DB = process.env.MSSQL_DB || 'nGeneral'
+const MSSQL_PORT = Number(process.env.MSSQL_PORT) || 1433
 
 const tediousConfig: ConnectionConfiguration = {
-    server: 'localhost',
+    server: MSSQL_HOST,
     options: {
         trustServerCertificate: true,
-        port: 1433,
-        database: 'nGeneral'
+        port: MSSQL_PORT,
+        database: MSSQL_DB
     },
     authentication: {
         type: 'default',
         options: {
-            userName: 'SA',
-            password: 'oMhthmsvbYHc'
+            userName: MSSQL_LOGIN,
+            password: MSSQL_PASSWORD
         }
     }
 }
 
 export function tediousQuery(query: string) {
     // Read all rows from table
-
-
     return new Promise((resolve, reject) => {
         const connection = new Connection(tediousConfig)