add env vars for livekit tests

.github/workflows/hero_build_linux.yml

@@ -91,3 +91,7 @@ jobs:
       - name: Do all the basic tests
         run: |
           ./test_basic.vsh
+        env:
+          LIVEKIT_API_KEY: ${{secrets.LIVEKIT_API_KEY}}
+          LIVEKIT_API_SECRET: ${{secrets.LIVEKIT_API_SECRET}}
+          LIVEKIT_URL: ${{secrets.LIVEKIT_URL}}

.github/workflows/hero_build_macos.yml

@@ -64,3 +64,7 @@ jobs:
       - name: Do all the basic tests
         run: |
           ./test_basic.vsh
+        env:
+          LIVEKIT_API_KEY: ${{secrets.LIVEKIT_API_KEY}}
+          LIVEKIT_API_SECRET: ${{secrets.LIVEKIT_API_SECRET}}
+          LIVEKIT_URL: ${{secrets.LIVEKIT_URL}}

lib/clients/livekit/room_test.v

@@ -3,8 +3,12 @@ module livekit
 import os
 import freeflowuniverse.herolib.osal
 
+const env_file = '${os.dir(@FILE)}/.env'
+
 fn testsuite_begin() ! {
-    osal.load_env_file('${os.dir(@FILE)}/.env')!
+    if os.exists(env_file) {
+        osal.load_env_file(env_file)!
+    }
 }
 
 fn new_test_client() Client {