feat: chronicle alias (#18651)

Rename Telepathy to Chronicle and add an alias for backward
compatibility

codex-rs/core/config.schema.json

@@ -344,6 +344,9 @@
             "child_agents_md": {
               "type": "boolean"
             },
+            "chronicle": {
+              "type": "boolean"
+            },
             "code_mode": {
               "type": "boolean"
             },
@@ -2319,6 +2322,9 @@
         "child_agents_md": {
           "type": "boolean"
         },
+        "chronicle": {
+          "type": "boolean"
+        },
         "code_mode": {
           "type": "boolean"
         },

codex-rs/features/src/legacy.rs

@@ -45,6 +45,10 @@ const ALIASES: &[Alias] = &[
         legacy_key: "memory_tool",
         feature: Feature::MemoryTool,
     },
+    Alias {
+        legacy_key: "telepathy",
+        feature: Feature::Chronicle,
+    },
 ];
 
 pub fn legacy_feature_keys() -> impl Iterator<Item = &'static str> {

codex-rs/features/src/lib.rs

@@ -132,8 +132,8 @@ pub enum Feature {
     Sqlite,
     /// Enable startup memory extraction and file-backed memory consolidation.
     MemoryTool,
-    /// Enable the Telepathy sidecar for passive screen-context memories.
-    Telepathy,
+    /// Enable the Chronicle sidecar for passive screen-context memories.
+    Chronicle,
     /// Append additional AGENTS.md guidance to user instructions.
     ChildAgentsMd,
     /// Compress request bodies (zstd) when sending streaming requests to codex-backend.
@@ -711,8 +711,8 @@ pub const FEATURES: &[FeatureSpec] = &[
         default_enabled: false,
     },
     FeatureSpec {
-        id: Feature::Telepathy,
-        key: "telepathy",
+        id: Feature::Chronicle,
+        key: "chronicle",
         stage: Stage::UnderDevelopment,
         default_enabled: false,
     },

codex-rs/features/src/tests.rs

@@ -241,6 +241,14 @@ fn workspace_dependencies_is_stable_and_enabled_by_default() {
     );
 }
 
+#[test]
+fn telepathy_is_legacy_alias_for_chronicle() {
+    assert_eq!(Feature::Chronicle.stage(), Stage::UnderDevelopment);
+    assert_eq!(Feature::Chronicle.default_enabled(), false);
+    assert_eq!(feature_for_key("chronicle"), Some(Feature::Chronicle));
+    assert_eq!(feature_for_key("telepathy"), Some(Feature::Chronicle));
+}
+
 #[test]
 fn collab_is_legacy_alias_for_multi_agent() {
     assert_eq!(feature_for_key("multi_agent"), Some(Feature::Collab));