refactor: use rlang::current_env() in run_r_code tests

fix: fix MCP issues with run consent and devtools::load_all()

fix: add bundled R packages to imports

feat(session): add R session information tools

feat: add R code syntax validation tool

refactor: simplify tests using rlang::current_env()

refactor: change JSON output to array of objects format

fix(run): keep R check happy by removing non-ascii characters

feat(run): add safety prompt for running code

fix: fix R check issues with emojis

feat: change mcp_session -> goodvibes

fix(run): tweak prompt to avoid token usage problems with plots

feat(query): add duckdb querying for data frames

fix(run): pass width and height to devices

feat(run): use ragg for graphics and fix headless plot tests