WDTT 2.0.0.58 (v2.0.0.58)

• Expand server regression and compatibility CI (69127bc)
• Improve server operations and masking safeguards (0a7be4c)
• Fail fast on invalid server configuration (98eb170)
• Validate persistent identities and WireGuard state (8dd5a59)
• Back off failed Telegram polling (9c30d55)
• Retry failed deferred database saves (1949829)
• Keep slow control-plane work outside the database lock (d3e87d9)
• Unblock every connection phase during shutdown (fef15f7)
• Isolate WireGuard clients from peers and host (d242a7b)
• Harden WRAP admission against UDP denial of service (222c7bd)
• Fix Huawei/Honor netlink permission failure (fa7025e)