chore(core): add snafu as a dependency

Cargo.lock

@@ -28,6 +28,7 @@ version = "0.0.3"
 dependencies = [
  "llama-cpp-2",
  "llama-cpp-sys-2",
+ "snafu",
  "tracing",
 ]
 
@@ -568,6 +569,27 @@ version = "1.13.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "3c5e1a9a646d36c3599cd173a41282daf47c44583ad367b8e6837255952e5c67"
 
+[[package]]
+name = "snafu"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "223891c85e2a29c3fe8fb900c1fae5e69c2e42415e3177752e8718475efa5019"
+dependencies = [
+ "snafu-derive",
+]
+
+[[package]]
+name = "snafu-derive"
+version = "0.8.5"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "03c3c6b7927ffe7ecaa769ee0e3994da3b8cafc8f444578982c83ecb161af917"
+dependencies = [
+ "heck",
+ "proc-macro2",
+ "quote",
+ "syn",
+]
+
 [[package]]
 name = "strsim"
 version = "0.11.1"

core/Cargo.toml

@@ -16,5 +16,6 @@ tracing = ["dep:tracing"]
 [dependencies]
 llama-cpp-2 = "=0.1.64"
 llama-cpp-sys-2 = "=0.1.64"
+snafu = { workspace = true }
 
 tracing = { workspace = true, optional = true }