.gitignore: ignore zstandard-compressed files

- Add *.zst pattern to .gitignore
- Prevents tracking of zstandard-compressed archives

src/Cargo.lock

@@ -771,6 +771,7 @@ version = "0.1.0"
 dependencies = [
  "clap",
  "obifastwrite",
+ "obikpartitionner",
  "obikrope",
  "obikseq",
  "obipipeline",
@@ -782,7 +783,11 @@ dependencies = [
 name = "obikpartitionner"
 version = "0.1.0"
 dependencies = [
+ "niffler 3.0.0",
+ "obikseq",
  "obiskio",
+ "serde",
+ "serde_json",
 ]
 
 [[package]]