How many Rust source files are in crates/mesh-llm/src/ and how many total lines of code? Use bash tools.
#wait:20
What are the main external crates in crates/mesh-llm/Cargo.toml? Just list the important ones.
#wait:20
Which source file is the largest? Read the first 30 lines of it and tell me what it does.
#wait:25
Give me a one-line summary of what each .rs file in crates/mesh-llm/src/ does.
