Move config schema helper out of codex-core package

Keep package-level codex-core checks focused on the library by moving the schema writer binary into its own workspace package and updating the just recipe to call that package directly.

Co-authored-by: Codex <noreply@openai.com>

codex-rs/Cargo.lock

@@ -1833,7 +1833,6 @@ dependencies = [
  "bm25",
  "chardetng",
  "chrono",
- "clap",
  "codex-api",
  "codex-app-server-protocol",
  "codex-apply-patch",
@@ -2913,6 +2912,15 @@ dependencies = [
  "winres",
 ]
 
+[[package]]
+name = "codex-write-config-schema"
+version = "0.0.0"
+dependencies = [
+ "anyhow",
+ "clap",
+ "codex-core",
+]
+
 [[package]]
 name = "color-eyre"
 version = "0.6.5"

codex-rs/Cargo.toml

@@ -65,6 +65,7 @@ members = [
     "utils/oss",
     "utils/fuzzy-match",
     "utils/stream-parser",
+    "write-config-schema",
     "codex-client",
     "codex-api",
     "state",

codex-rs/core/Cargo.toml

@@ -9,10 +9,6 @@ doctest = false
 name = "codex_core"
 path = "src/lib.rs"
 
-[[bin]]
-name = "codex-write-config-schema"
-path = "src/bin/config_schema.rs"
-
 [lints]
 workspace = true
 
@@ -26,7 +22,6 @@ base64 = { workspace = true }
 bm25 = { workspace = true }
 chardetng = { workspace = true }
 chrono = { workspace = true, features = ["serde"] }
-clap = { workspace = true, features = ["derive"] }
 codex-api = { workspace = true }
 codex-app-server-protocol = { workspace = true }
 codex-apply-patch = { workspace = true }

codex-rs/write-config-schema/Cargo.toml

@@ -0,0 +1,13 @@
+[package]
+edition.workspace = true
+license.workspace = true
+name = "codex-write-config-schema"
+version.workspace = true
+
+[lints]
+workspace = true
+
+[dependencies]
+anyhow = { workspace = true }
+clap = { workspace = true, features = ["derive"] }
+codex-core = { workspace = true }

codex-rs/write-config-schema/src/main.rs

@@ -1,6 +1,7 @@
+use std::path::PathBuf;
+
 use anyhow::Result;
 use clap::Parser;
-use std::path::PathBuf;
 
 /// Generate the JSON Schema for `config.toml` and write it to `config.schema.json`.
 #[derive(Parser)]
@@ -12,9 +13,11 @@ struct Args {
 
 fn main() -> Result<()> {
     let args = Args::parse();
-    let out_path = args
-        .out
-        .unwrap_or_else(|| PathBuf::from(env!("CARGO_MANIFEST_DIR")).join("config.schema.json"));
+    let out_path = args.out.unwrap_or_else(|| {
+        PathBuf::from(env!("CARGO_MANIFEST_DIR"))
+            .join("../core")
+            .join("config.schema.json")
+    });
     codex_core::config::schema::write_config_schema(&out_path)?;
     Ok(())
 }

justfile

@@ -76,7 +76,7 @@ mcp-server-run *args:
 
 # Regenerate the json schema for config.toml from the current config types.
 write-config-schema:
-    cargo run -p codex-core --bin codex-write-config-schema
+    cargo run -p codex-write-config-schema
 
 # Regenerate vendored app-server protocol schema artifacts.
 write-app-server-schema *args: