Link Agent Setup and MCP guide in all getting-started tutorials

Fix no-build-tool instructions to include Gson dependency

Bump version to 26.3.18

Add file extensions to recording resource hashes

Update docs to v26.3.18 and improve publishing guide

Fix CLI tests to work without VIBIUM_BIN_PATH in environment

Fix CLI tests to forward VIBIUM_BIN_PATH to child processes

Simplify Java troubleshooting: just link to Step 1 for install

Fix Java tutorial troubleshooting to reference winget for Windows

Auto-install Chrome for Testing in Java client

Use var syntax in Java tutorial

Add Java client to README, remove shipped items from roadmap

Fix Java tutorial: correct minimum version and use winget for Windows

bump version to 26.3.17

Add Java publishing guide, getting-started tutorial, and related fixes