Embed MCP resource content at build time for VSIX compatibility #165

Job	Run time
CODEQL_PATH Tests (ubuntu-latest)	50s
CODEQL_PATH Tests (macos-latest)	1m 24s
CODEQL_PATH Tests (windows-latest)	1m 44s
Integration Tests (windows-latest, http)	18m 34s
Integration Tests (ubuntu-latest, http)	10m 43s
Integration Tests (ubuntu-latest, stdio)	10m 53s
Integration Tests (windows-latest, stdio)	16m 41s
	1h 0m 49s

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