fix(mcp): use PLAYWRIGHT_MCP_CONFIG env var to load config file #39048
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The PLAYWRIGHT_MCP_CONFIG environment variable is read by configFromEnv() but was never actually used to load the config file. This fix adds a fallback to use the env var when --config CLI option is not provided. Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
pavelfeldman
approved these changes
Jan 30, 2026
| options.caps = commaSeparatedList(process.env.PLAYWRIGHT_MCP_CAPS); | ||
| options.cdpEndpoint = envToString(process.env.PLAYWRIGHT_MCP_CDP_ENDPOINT); | ||
| options.cdpHeader = headerParser(process.env.PLAYWRIGHT_MCP_CDP_HEADERS, {}); | ||
| options.config = envToString(process.env.PLAYWRIGHT_MCP_CONFIG); |
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Summary
PLAYWRIGHT_MCP_CONFIGenvironment variable is documented and read byconfigFromEnv()but was never used to actually load the config fileresolveCLIConfig()to use the env var when--configCLI option is not providedTest plan
PLAYWRIGHT_MCP_CONFIG=/path/to/config.jsonenvironment variablecontextOptions.extraHTTPHeadersandcontextOptions.userAgent)--configCLI flag still takes precedence over env var🤖 Generated with Claude Code