feat(codex): 按操作语义路由 Responses V2 压缩

(cherry picked from commit 2fc604e047)

crates/aether-data/adapters/postgres/src/candidate_selection.rs

@@ -1352,6 +1352,7 @@ fn parse_embedded_provider_model_mappings(
         priority: 1,
         api_formats: None,
         endpoint_ids: None,
+        operations: None,
     }]))
 }
 
@@ -1374,6 +1375,7 @@ fn parse_provider_model_mappings_array(
                         priority: 1,
                         api_formats: None,
                         endpoint_ids: None,
+                        operations: None,
                     });
                 }
             }
@@ -1430,6 +1432,11 @@ fn parse_provider_model_mapping_object_lenient(
         object.get("endpoint_ids").cloned(),
         "models.provider_model_mappings.endpoint_ids",
     )?;
+    let operations = parse_string_list(
+        object.get("operations").cloned(),
+        "models.provider_model_mappings.operations",
+    )?
+    .and_then(normalize_request_operations);
 
     Ok(Some(StoredProviderModelMapping {
         name: name.to_string(),
@@ -1440,9 +1447,19 @@ fn parse_provider_model_mapping_object_lenient(
         })?,
         api_formats,
         endpoint_ids,
+        operations,
     }))
 }
 
+fn normalize_request_operations(values: Vec<String>) -> Option<Vec<String>> {
+    let operations = values
+        .into_iter()
+        .map(|value| value.trim().to_ascii_lowercase())
+        .filter(|value| !value.is_empty())
+        .collect::<Vec<_>>();
+    (!operations.is_empty()).then_some(operations)
+}
+
 #[cfg(test)]
 mod tests {
     use serde_json::json;
@@ -1626,7 +1643,7 @@ mod tests {
     #[test]
     fn parse_provider_model_mappings_accepts_stringified_array() {
         let parsed = parse_provider_model_mappings(Some(json!(
-            "[{\"name\":\"gpt-5.2\",\"priority\":2,\"api_formats\":[\"openai:chat\"]}]"
+            "[{\"name\":\"gpt-5.2\",\"priority\":2,\"api_formats\":[\"openai:chat\"],\"operations\":[\"COMPACT\"]}]"
         )))
         .expect("stringified provider_model_mappings should parse");
 
@@ -1637,6 +1654,7 @@ mod tests {
                 priority: 2,
                 api_formats: Some(vec!["openai:chat".to_string()]),
                 endpoint_ids: None,
+                operations: Some(vec!["compact".to_string()]),
             }])
         );
     }
@@ -1653,6 +1671,7 @@ mod tests {
                 priority: 1,
                 api_formats: None,
                 endpoint_ids: None,
+                operations: None,
             }])
         );
     }
@@ -1676,12 +1695,14 @@ mod tests {
                     priority: 1,
                     api_formats: None,
                     endpoint_ids: None,
+                    operations: None,
                 },
                 StoredProviderModelMapping {
                     name: "gpt-5.2-mini".to_string(),
                     priority: 1,
                     api_formats: None,
                     endpoint_ids: None,
+                    operations: None,
                 }
             ])
         );