refactor(tools): execute internal operations in process - #7179

AI review completed with 1 review. No issues found in 2530 files. Not reviewed (too large): apps/sim/tools/index.test.ts (~3,818 lines), apps/sim/lib/function-execution/execute-request.test.ts (~3,224 lines) - if these are generated or fixture files, add them to ignored paths to exclude them from future reviews.