feat: Normalize remote plugin summary identities. (#22265)

Makes plugin summaries use config-style plugin@marketplace IDs while
exposing backend remote IDs separately as remotePluginId.

Also fix the consistency issue of REMOTE_SHARED_WITH_ME_MARKETPLACE_NAME

codex-rs/app-server-protocol/schema/json/codex_app_server_protocol.schemas.json

@@ -12708,6 +12708,13 @@
           "name": {
             "type": "string"
           },
+          "remotePluginId": {
+            "description": "Backend remote plugin identifier when available.",
+            "type": [
+              "string",
+              "null"
+            ]
+          },
           "shareContext": {
             "anyOf": [
               {

codex-rs/app-server-protocol/schema/json/codex_app_server_protocol.v2.schemas.json

@@ -9257,6 +9257,13 @@
         "name": {
           "type": "string"
         },
+        "remotePluginId": {
+          "description": "Backend remote plugin identifier when available.",
+          "type": [
+            "string",
+            "null"
+          ]
+        },
         "shareContext": {
           "anyOf": [
             {

codex-rs/app-server-protocol/schema/json/v2/PluginListResponse.json

@@ -452,6 +452,13 @@
         "name": {
           "type": "string"
         },
+        "remotePluginId": {
+          "description": "Backend remote plugin identifier when available.",
+          "type": [
+            "string",
+            "null"
+          ]
+        },
         "shareContext": {
           "anyOf": [
             {

codex-rs/app-server-protocol/schema/json/v2/PluginReadResponse.json

@@ -506,6 +506,13 @@
         "name": {
           "type": "string"
         },
+        "remotePluginId": {
+          "description": "Backend remote plugin identifier when available.",
+          "type": [
+            "string",
+            "null"
+          ]
+        },
         "shareContext": {
           "anyOf": [
             {

codex-rs/app-server-protocol/schema/json/v2/PluginShareListResponse.json

@@ -408,6 +408,13 @@
         "name": {
           "type": "string"
         },
+        "remotePluginId": {
+          "description": "Backend remote plugin identifier when available.",
+          "type": [
+            "string",
+            "null"
+          ]
+        },
         "shareContext": {
           "anyOf": [
             {

codex-rs/app-server-protocol/schema/typescript/v2/PluginSummary.ts

@@ -8,7 +8,11 @@ import type { PluginInterface } from "./PluginInterface";
 import type { PluginShareContext } from "./PluginShareContext";
 import type { PluginSource } from "./PluginSource";
 
-export type PluginSummary = { id: string, name: string,
+export type PluginSummary = { id: string,
+/**
+ * Backend remote plugin identifier when available.
+ */
+remotePluginId: string | null, name: string,
 /**
  * Remote sharing context associated with this plugin when available.
  */

codex-rs/app-server-protocol/src/protocol/v2/plugin.rs

@@ -538,6 +538,8 @@ pub enum PluginAvailability {
 #[ts(export_to = "v2/")]
 pub struct PluginSummary {
     pub id: String,
+    /// Backend remote plugin identifier when available.
+    pub remote_plugin_id: Option<String>,
     pub name: String,
     /// Remote sharing context associated with this plugin when available.
     pub share_context: Option<PluginShareContext>,

codex-rs/app-server-protocol/src/protocol/v2/tests.rs

@@ -3003,7 +3003,10 @@ fn plugin_share_list_response_serializes_share_items() {
         serde_json::to_value(PluginShareListResponse {
             data: vec![PluginShareListItem {
                 plugin: PluginSummary {
-                    id: "plugins~Plugin_00000000000000000000000000000000".to_string(),
+                    id: "gmail@chatgpt-global".to_string(),
+                    remote_plugin_id: Some(
+                        "plugins~Plugin_00000000000000000000000000000000".to_string(),
+                    ),
                     name: "gmail".to_string(),
                     share_context: None,
                     source: PluginSource::Remote,
@@ -3022,7 +3025,8 @@ fn plugin_share_list_response_serializes_share_items() {
         json!({
             "data": [{
                 "plugin": {
-                    "id": "plugins~Plugin_00000000000000000000000000000000",
+                    "id": "gmail@chatgpt-global",
+                    "remotePluginId": "plugins~Plugin_00000000000000000000000000000000",
                     "name": "gmail",
                     "shareContext": null,
                     "source": { "type": "remote" },