Add FlareSolverr for Cloudflare challenges on Prowlarr indexers

Provides a browser proxy on arr-net so indexers behind Cloudflare JS
challenges can work; document limits (not a universal captcha solver).

docker-compose.yml

@@ -94,6 +94,24 @@ services:
       TZ: ${TZ}
     volumes:
       - ${CONFIG_DIR}/prowlarr:/config
+    depends_on:
+      - flaresolverr
+
+  # Cloudflare / JS challenge proxy for Prowlarr indexers (not a general captcha solver)
+  # Wire in Prowlarr: Settings → Indexers → FlareSolverr → http://flaresolverr:8191
+  flaresolverr:
+    image: ghcr.io/flaresolverr/flaresolverr:latest
+    container_name: flaresolverr
+    restart: unless-stopped
+    networks: [arr-net]
+    environment:
+      LOG_LEVEL: ${FLARESOLVERR_LOG_LEVEL:-info}
+      LOG_HTML: "false"
+      CAPTCHA_SOLVER: ${FLARESOLVERR_CAPTCHA_SOLVER:-none}
+      TZ: ${TZ}
+    # Optional LAN debug UI/API — leave commented to keep it internal-only
+    # ports:
+    #   - "8191:8191"
 
   # -------------------------------------------------------------------- TV #
   sonarr: