Merge branch 'etraut/next-turn-state-core' into etraut/next-turn-state-app-server

# Conflicts:
#	codex-rs/app-server-protocol/src/protocol/common.rs
#	codex-rs/app-server-protocol/src/protocol/v2/thread.rs
#	codex-rs/app-server/src/request_processors/turn_processor.rs

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

@@ -757,6 +757,30 @@
           "title": "Plugin/listRequest",
           "type": "object"
         },
+        {
+          "properties": {
+            "id": {
+              "$ref": "#/definitions/v2/RequestId"
+            },
+            "method": {
+              "enum": [
+                "plugin/installed"
+              ],
+              "title": "Plugin/installedRequestMethod",
+              "type": "string"
+            },
+            "params": {
+              "$ref": "#/definitions/v2/PluginInstalledParams"
+            }
+          },
+          "required": [
+            "id",
+            "method",
+            "params"
+          ],
+          "title": "Plugin/installedRequest",
+          "type": "object"
+        },
         {
           "properties": {
             "id": {
@@ -8190,6 +8214,13 @@
               "integer",
               "null"
             ]
+          },
+          "threadId": {
+            "description": "Optional loaded thread id. Pass this when showing feature state for an existing thread so enablement is computed from that thread's refreshed config, including project-local config for the thread's cwd.",
+            "type": [
+              "string",
+              "null"
+            ]
           }
         },
         "title": "ExperimentalFeatureListParams",
@@ -11967,6 +11998,56 @@
         "title": "PluginInstallResponse",
         "type": "object"
       },
+      "PluginInstalledParams": {
+        "$schema": "http://json-schema.org/draft-07/schema#",
+        "properties": {
+          "cwds": {
+            "description": "Optional working directories used to discover repo marketplaces.",
+            "items": {
+              "$ref": "#/definitions/v2/AbsolutePathBuf"
+            },
+            "type": [
+              "array",
+              "null"
+            ]
+          },
+          "installSuggestionPluginNames": {
+            "description": "Additional uninstalled plugin names that should be returned when present locally. This is used by mention surfaces that intentionally expose install entrypoints.",
+            "items": {
+              "type": "string"
+            },
+            "type": [
+              "array",
+              "null"
+            ]
+          }
+        },
+        "title": "PluginInstalledParams",
+        "type": "object"
+      },
+      "PluginInstalledResponse": {
+        "$schema": "http://json-schema.org/draft-07/schema#",
+        "properties": {
+          "marketplaceLoadErrors": {
+            "default": [],
+            "items": {
+              "$ref": "#/definitions/v2/MarketplaceLoadErrorInfo"
+            },
+            "type": "array"
+          },
+          "marketplaces": {
+            "items": {
+              "$ref": "#/definitions/v2/PluginMarketplaceEntry"
+            },
+            "type": "array"
+          }
+        },
+        "required": [
+          "marketplaces"
+        ],
+        "title": "PluginInstalledResponse",
+        "type": "object"
+      },
       "PluginInterface": {
         "properties": {
           "brandColor": {
@@ -15629,6 +15710,8 @@
         "enum": [
           "active",
           "paused",
+          "blocked",
+          "usageLimited",
           "budgetLimited",
           "complete"
         ],