Added new endpoints to sync the list of games from steam if a user logged in.

src/main/resources/application.yml

@@ -43,4 +43,27 @@ app:
   steam:
     api-key: ${STEAM_API_KEY}
     base-url: https://api.steampowered.com
-    imageService-url: https://cdn.cloudflare.steamstatic.com/steam/apps/
+    imageService-url: https://cdn.cloudflare.steamstatic.com/steam/apps/
+  library:
+    sync-ttl-hours: 24
+    force-sync-cooldown-seconds: 60
+    running-stale-minutes: 5
+
+resilience4j:
+  retry:
+    instances:
+      steamApi:
+        max-attempts: 3
+        wait-duration: 500ms
+        enable-exponential-backoff: true
+        exponential-backoff-multiplier: 2
+        retry-exceptions:
+          - org.springframework.web.client.RestClientException
+          - org.springframework.web.client.ResourceAccessException
+  ratelimiter:
+    instances:
+      steamApi:
+        # Steam allows ~100k req/day. Cap at ~2 req/s to leave headroom for bursts.
+        limit-for-period: 2
+        limit-refresh-period: 1s
+        timeout-duration: 5s