Nightly build 2025.01.09

What's Changed

Toolchain and implementation changes 🛠️

• Refactor the language server structure. by @jonmeow in #4721
• Add support for converting between integer types by @zygoloid in #4753
• Explain BoundMethod and function_id a bit more by @danakj in #4739
• Change name poisoning implementation to allow better diagnostics by @bricknerb in #4764
• Slightly simplify int value lowering. by @zygoloid in #4767
• Add a test that shows names are not poisoned when lookup fails by @bricknerb in #4774
• Rename BoundMethod::function_id to function_decl_id by @danakj in #4775
• Include a fingerprint of the specific arguments in mangled names. by @zygoloid in #4771

Infrastructure changes 🏗️

• Fix clang-tidy to run on the merge queue by @chandlerc in #4773

Full Changelog: v0.0.0-0.nightly.2025.01.08...v0.0.0-0.nightly.2025.01.09