Add SQL query patterns documentation and Linux package build scripts

- Created `TV_SHOWS_SQL_QUERY_PATTERNS.md` to document SQL query patterns for TV shows, including performance issues and missing indexes.
- Added `README.md` for Linux package building, detailing steps for creating Debian and Red Hat packages.
- Implemented build scripts for Debian and Red Hat, including service files and post-installation hooks.
- Added necessary scripts for managing Jellyfin service lifecycle on both Debian and Red Hat systems.
- Included package specifications and installation instructions for both distributions.

scripts/debian/jellyfin.service

@@ -0,0 +1,31 @@
+[Unit]
+Description=Jellyfin Media Server
+After=network.target
+
+[Service]
+Type=simple
+User=jellyfin
+Group=jellyfin
+WorkingDirectory=/var/lib/jellyfin
+
+# Run jellyfin with proper configuration directories
+ExecStart=/opt/jellyfin/jellyfin \
+    --datadir=/var/lib/jellyfin \
+    --logdir=/var/log/jellyfin \
+    --cachedir=/var/cache/jellyfin
+
+# Restart behavior
+Restart=on-failure
+RestartSec=5s
+
+# Resource limits
+LimitNOFILE=65536
+MemoryMax=4G
+
+# Logging
+StandardOutput=journal
+StandardError=journal
+SyslogIdentifier=jellyfin
+
+[Install]
+WantedBy=multi-user.target