Re-add version flag (#1351)

Author: CraftSpider

crates/engine_bibtex/src/bst.rs

@@ -557,6 +557,8 @@ fn bst_read_command(
                 let &cite = globals.hash.get(cite_loc).extra();
                 let mut parent =
                     cite * globals.other.num_fields() + globals.other.pre_defined_fields();
+
+                #[allow(clippy::explicit_counter_loop)]
                 for idx in (field_start + globals.other.pre_defined_fields())
                     ..(field_start + globals.other.num_fields())
                 {

src/bin/tectonic/main.rs

@@ -38,7 +38,7 @@ mod v2cli {
 }
 
 #[derive(Debug, Parser)]
-#[command(name = "Tectonic", about = "Process a (La)TeX document")]
+#[command(name = "Tectonic", version, about = "Process a (La)TeX document")]
 struct CliOptions {
     /// Use experimental V2 interface (see `tectonic -X --help`)
     #[arg(short = 'X')]

src/bin/tectonic/v2cli/mod.rs

@@ -31,6 +31,7 @@ mod commands;
 #[derive(Debug, Parser)]
 #[command(
     name = "tectonic -X",
+    version,
     about = "Process (La)TeX documents",
     no_binary_name(true)
 )]