Add manual test for PIS endpoint

src/lib/base.ts

@@ -20,11 +20,24 @@ export class BaseClient {
             : `${root}/api/v3`;
     }
 
+    public async ping(): Promise<boolean> {
+        try {
+            await fetch(this.baseUrl, {
+                method: 'HEAD',
+                signal: AbortSignal.timeout(3000)
+            });
+            return true
+        } catch (err) {
+            return false;
+        }
+    }
+
     /**
      * Handles the Envelope logic
      */
     public async request<T>(path: string, options: RequestInit = {}): Promise<ApiResult<T>> {
         const url = `${this.baseUrl}${path}`;
+        console.debug(`[API DEBUG] Calling: ${url}`);
         
         const headers = new Headers(options.headers);
         headers.set('Content-Type', 'application/json');

src/modules/pis.ts

@@ -5,7 +5,7 @@ export class PisModule {
     constructor(private client: BaseClient) {}
 
     async getByStartEndCrs(startCrs: string, endCrs: string): Promise<ApiResult<ApiPisObject.PisObjects>> {
-        const path = `/pis/route/${encodeURIComponent(startCrs.toUpperCase())}/${encodeURIComponent(endCrs.toUpperCase())}`;
+        const path = `/pis/route/${encodeURIComponent(startCrs.toLowerCase())}/${encodeURIComponent(endCrs.toLowerCase())}`;
 
         return this.client.request<ApiPisObject.PisObjects>(path, {
             method: 'GET',