Added readConfig() to configure app for production environment.

finnow-api/bruno-api/Finnow/environments/Finnow-Prod.bru

@@ -0,0 +1,6 @@
+vars {
+  username: testuser0
+  password: testpass
+  profile: test-profile-0
+  base_url: https://finnow.andrewlalis.com/api
+}

finnow-api/source/api_mapping.d

@@ -9,9 +9,11 @@ private const API_PATH = "/api";
 
 /**
  * Defines the Finnow API mapping with a main PathHandler.
+ * Params:
+ *   webOrigin: The origin to use when configuring CORS headers.
  * Returns: The handler to plug into an HttpServer.
  */
-HttpRequestHandler mapApiHandlers() {
+HttpRequestHandler mapApiHandlers(string webOrigin) {
 	PathHandler h = new PathHandler();
 
 	// Generic, public endpoints:
@@ -71,7 +73,7 @@ HttpRequestHandler mapApiHandlers() {
 			a
 	));
 
-	return new CorsHandler(h);
+	return new CorsHandler(h, webOrigin);
 }
 
 private void getStatus(ref ServerHttpRequest request, ref ServerHttpResponse response) {
@@ -108,13 +110,15 @@ private void map(
 
 private class CorsHandler : HttpRequestHandler {
 	private HttpRequestHandler handler;
+	private string webOrigin;
 
-	this(HttpRequestHandler handler) {
+	this(HttpRequestHandler handler, string webOrigin) {
 		this.handler = handler;
+		this.webOrigin = webOrigin;
 	}
 
 	void handle(ref ServerHttpRequest request, ref ServerHttpResponse response) {
-		response.headers.add("Access-Control-Allow-Origin", "http://localhost:5173");
+		response.headers.add("Access-Control-Allow-Origin", webOrigin);
 		response.headers.add("Access-Control-Allow-Methods", "*");
 		response.headers.add("Access-Control-Allow-Headers", "Authorization, Content-Type");
 		try {

finnow-api/source/app.d

@@ -4,10 +4,28 @@ import slf4d.default_provider;
 
 import api_mapping;
 
+struct AppConfig {
+	ushort port;
+	string webOrigin;
+}
+
 void main() {
+	const AppConfig config = readConfig();
 	auto provider = new DefaultProvider(Levels.INFO);
     configureLoggingProvider(provider);
 
-	HttpTransport transport = new TaskPoolHttp1Transport(mapApiHandlers());
+	HttpTransport transport = new TaskPoolHttp1Transport(mapApiHandlers(config.webOrigin), config.port);
 	transport.start();
 }
+
+AppConfig readConfig() {
+	import std.file : exists, readText;
+	import std.json;
+	import std.conv : to;
+	// Local dev environment if no config is given.
+	if (!exists("finnow-api-config.json")) {
+		return AppConfig(8080, "http://localhost:5173");
+	}
+	JSONValue obj = parseJSON(readText("finnow-api-config.json"));
+	return AppConfig(obj.object["port"].integer.to!ushort, obj.object["webOrigin"].str);
+}