README.md updated and titles.json excluded from repository

.gitignore

@@ -116,3 +116,5 @@ dist
 .yarn/install-state.gz
 .pnp.*
 
+# titles file
+titles.json

README.md

@@ -2,13 +2,26 @@
 
 pixel streaming session server
 
-configure environment variables with .env file
+configure environment variables with .env file and titles.json:
 
-.env:
+.env example:
 
 PORT=
 EXTERNAL_DOMAIN=""
 COORDINATOR_URL=""
 DATABASE_URL=""
 DATABASE_NAME=""
-WEBRTC_PORT_BEGIN=
+WEBRTC_PORT_BEGIN=
+
+titles.json example:
+
+[
+    {
+        "title":"title_name",
+        "path":"path/to/exe"
+    },
+    {
+        "title":"title_name",
+        "path":"path/to/exe"
+    }
+]