Add migration docu and config

Author: hirsch88

.env.example

@@ -29,6 +29,9 @@ DB_PASSWORD=""
 DB_DATABASE="my_database"
 DB_SYNCHRONIZE=false
 DB_LOGGING=false
+DB_ENTITIES="src/api/**/*Models.ts"
+DB_MIGRATIONS="src/database/migrations/*.ts"
+DB_MIGRATIONS_DIR="src/database/migrations"
 
 #
 # Swagger

README.md

@@ -124,6 +124,12 @@ All script are defined in the package.json file, but the most important ones are
 - Run `nps build` to generated all JavaScript files from the TypeScript sources (There is also a vscode task for this called `build`).
 - To start the builded app located in `dist` use `npm start`.
 
+### Database
+
+- Run `./node_modules/.bin/typeorm create -n <migration-file-name>` to create a new migration file.
+- To migrate your database run `nps migrate`.
+- To revert your latest migration run `nps migrate.revert`.
+
 ## Using the debugger in VS Code
 
 Just set a breakpoint and hit `F5` in your Visual Studio Code.

ormconfig.json

@@ -1,17 +1,17 @@
 {
-    "type": "mysql",
-    "host": "localhost",
-    "port": 3306,
-    "username": "root",
-    "password": "",
-    "database": "my_database",
-    "entities": [
-        "dist/api/**/*Models.js"
-    ],
-    "migrations": [
-        "dist/database/migrations/*.js"
-    ],
-    "cli": {
-        "migrationsDir": "dist/database/migrations"
-    }
+  "type": "mysql",
+  "host": "localhost",
+  "port": 3306,
+  "username": "root",
+  "password": "",
+  "database": "my_database",
+  "entities": [
+    "src/api/**/*Models.ts"
+  ],
+  "migrations": [
+    "src/database/migrations/*.ts"
+  ],
+  "cli": {
+    "migrationsDir": "src/database/migrations"
+  }
 }