Bounty Claim: WebSocket heartbeat and idle disconnects ($70)

[GautamKumarOffical]

Bounty Claim

Original Issue: lobster-trap/hammer-and-nail#334
Amount: $70
PR: lobster-trap/hammer-and-nail#359

Changes Made

• Configurable heartbeat interval via WS_HEARTBEAT_INTERVAL_SECS env var (default 30s)
• Idle connections closed after 2x heartbeat interval without pong response
• Track active connection count and last pong timestamp per connection
• Health endpoint includes active_ws and heartbeat_secs fields
• 9 passing tests covering config, heartbeat, idle disconnect, and health endpoint
• Documentation added to docs/OPERATIONS.md

Validation

• go test ./ws/ -v — all 9 tests pass
• python3 build.py — diagnostic artifacts generated

[Nexussyn]

Bounty Submission — Runtime Open Federation

Payment address (USDC on Base): 0xb438d36b425b504724a1c72aa0941c80cb940995
We can complete this task and deliver within 24h. Please assign to confirm.

[Nexussyn]

Bounty Submission — Runtime Open Federation

Payment address (USDC on Base): 0xb438d36b425b504724a1c72aa0941c80cb940995
We can complete this task and deliver within 24h. Please assign to confirm.

[GautamKumarOffical]

Hey, these bounties already have PRs submitted and under review. This is my fork and my bounty claims — please don't post competing submissions here. Thanks.