chore(release): 0.1.8

[stevenobiajulu]

Summary

Bumps the workspace, package, MCP registry, and Gemini extension versions from 0.1.7 to 0.1.8 for the next release.

Included release value

• feat(email-mcp): add download_attachment MCP tool for inline base64 retrieval (feat(email-mcp): add download_attachment MCP tool #67)
• feat(cli): add call subcommand for one-shot tool invocation (feat(cli): add call subcommand for one-shot tool invocation #73)
• fix(graph): preserve auto-quoted thread history in update_draft (fix(graph): preserve auto-quoted thread history in update_draft #71) — every update_draft on a reply draft was wiping Graph's auto-quoted thread; now spliced via shared anatomy parser. Includes the follow-up bin-script fix that propagates non-zero exit codes from runCli to the shell.
• fix(email-core): parse name-address strings in cc/to compose inputs (fix(email-core): parse name-address strings in cc/to compose inputs #64)
• refactor(email-core, provider-microsoft, provider-gmail, email-mcp): harden download_attachment (refactor(email-core,provider-microsoft,provider-gmail,email-mcp): harden download_attachment (#68) #69)

Validation

• npm run build (all 4 packages clean)
• npm run test:run (612 tests pass: 248 email-core + 133 provider-microsoft + 68 provider-gmail + 163 email-mcp)
• npm run lint
• npm run check:spec-coverage (196/196 scenarios)
• npm run check:server-json
• npm run check:gemini-extension-manifest
• live Microsoft mailbox smoke for update_draft quote preservation (create reply draft → update → verify quoted thread retained)
• live Microsoft mailbox smoke for call subcommand: --list, --schema, --args, --args-file, --args-stdin, jq pipe integration, all four exit codes (0/2/3/runtime), end-to-end create_draft → update_draft → read_email flow

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ All tests successful. No failed tests found.

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