docs: document MCP_GATEWAY_SESSION_TIMEOUT environment variable#3153
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docs: document MCP_GATEWAY_SESSION_TIMEOUT environment variable#3153
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…ntation Agent-Logs-Url: https://github.com/github/gh-aw-mcpg/sessions/8a9dfc82-51e7-495f-a68b-bee15cfdea7a Co-authored-by: lpcox <15877973+lpcox@users.noreply.github.com>
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[WIP] Add documentation for MCP_GATEWAY_SESSION_TIMEOUT variable
docs: document MCP_GATEWAY_SESSION_TIMEOUT environment variable
Apr 4, 2026
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Pull request overview
Documents the existing MCP_GATEWAY_SESSION_TIMEOUT environment variable so users can discover and tune unified-mode MCP session lifetime.
Changes:
- Added
MCP_GATEWAY_SESSION_TIMEOUTto the environment variable reference, including default (2h) and accepted Go duration formats. - Added a matching entry to
AGENTS.mdfor developer/agent reference.
Show a summary per file
| File | Description |
|---|---|
| docs/ENVIRONMENT_VARIABLES.md | Adds MCP_GATEWAY_SESSION_TIMEOUT entry clarifying unified-mode session timeout semantics and default. |
| AGENTS.md | Adds the same variable to the agent/developer environment-variable list. |
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MCP_GATEWAY_SESSION_TIMEOUTwas used ininternal/server/transport.goto configure unified mode session lifetime but was absent from all documentation, leaving users with no visibility into this tuning knob.Changes
docs/ENVIRONMENT_VARIABLES.md— Added entry to the "Optional (Non-Containerized Mode)" table clarifying it applies only to unified mode (/mcp), accepts Go duration strings, defaults to2h, and that routed mode is unaffected (hardcoded 30 min)AGENTS.md— Added matching bullet entry in the Environment Variables section for agent/dev reference