Remove compose env interpolation and set fixed TZ defaults

Apps/steam-headless/docker-compose.yaml

@@ -1,9 +1,5 @@
 name: steam-headless
 
-x-image:
-  namespace: ${IMAGE_NAMESPACE:-joafri}
-  tag: ${IMAGE_TAG:-main}
-
 services:
   steam:
     image: lscr.io/linuxserver/steam:version-f4f48542@sha256:d7b9fbf302e05ae79248d1171fe9751b354f8397eafa1e13a3df0aa6a75de0b4
@@ -12,18 +8,18 @@ services:
     shm_size: "1gb"
 
     environment:
-      TZ: ${TZ}
-      PUID: ${PUID}
-      PGID: ${PGID}
-      STEAM_HTTP_PORT: ${STEAM_HTTP_PORT:-3000}
-      STEAM_HTTPS_PORT: ${STEAM_HTTPS_PORT:-3001}
+      TZ: Europe/Stockholm
+      PUID: "1000"
+      PGID: "1000"
+      STEAM_HTTP_PORT: "3000"
+      STEAM_HTTPS_PORT: "3001"
 
     ports:
       - target: 3000
-        published: ${STEAM_HTTP_PORT:-3000}
+        published: "3000"
         protocol: tcp
       - target: 3001
-        published: ${STEAM_HTTPS_PORT:-3001}
+        published: "3001"
         protocol: tcp
 
     volumes:
@@ -67,7 +63,7 @@ x-casaos:
   architectures:
     - amd64
   main: steam
-  category: Games
+  category: phirna
   author: Zima Apps Team
   developer: linuxserver.io
   icon: https://cdn.simpleicons.org/steam
@@ -81,5 +77,5 @@ x-casaos:
   title:
     en_us: Steam Headless
   index: /
-  port_map: ${STEAM_HTTPS_PORT:-3001}
+  port_map: "3001"
   scheme: https