[apps] Implement apps configs. (#12086)

- [x] Implement apps configs.

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

@@ -398,12 +398,41 @@ pub struct AnalyticsConfig {
     pub additional: HashMap<String, JsonValue>,
 }
 
+#[derive(Serialize, Deserialize, Debug, Clone, Copy, PartialEq, Eq, JsonSchema, TS)]
+#[serde(rename_all = "snake_case")]
+#[ts(export_to = "v2/")]
+pub enum AppToolApproval {
+    Auto,
+    Prompt,
+    Approve,
+}
+
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
 #[serde(rename_all = "snake_case")]
 #[ts(export_to = "v2/")]
-pub enum AppDisabledReason {
-    Unknown,
-    User,
+pub struct AppsDefaultConfig {
+    #[serde(default = "default_enabled")]
+    pub enabled: bool,
+    #[serde(default = "default_enabled")]
+    pub destructive_enabled: bool,
+    #[serde(default = "default_enabled")]
+    pub open_world_enabled: bool,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
+#[serde(rename_all = "snake_case")]
+#[ts(export_to = "v2/")]
+pub struct AppToolConfig {
+    pub enabled: Option<bool>,
+    pub approval_mode: Option<AppToolApproval>,
+}
+
+#[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
+#[serde(rename_all = "snake_case")]
+#[ts(export_to = "v2/")]
+pub struct AppToolsConfig {
+    #[serde(default, flatten)]
+    pub tools: HashMap<String, AppToolConfig>,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
@@ -412,15 +441,20 @@ pub enum AppDisabledReason {
 pub struct AppConfig {
     #[serde(default = "default_enabled")]
     pub enabled: bool,
-    pub disabled_reason: Option<AppDisabledReason>,
+    pub destructive_enabled: Option<bool>,
+    pub open_world_enabled: Option<bool>,
+    pub default_tools_approval_mode: Option<AppToolApproval>,
+    pub default_tools_enabled: Option<bool>,
+    pub tools: Option<AppToolsConfig>,
 }
 
 #[derive(Serialize, Deserialize, Debug, Clone, PartialEq, JsonSchema, TS)]
 #[serde(rename_all = "snake_case")]
 #[ts(export_to = "v2/")]
 pub struct AppsConfig {
+    #[serde(default, rename = "_default")]
+    pub default: Option<AppsDefaultConfig>,
     #[serde(default, flatten)]
-    #[schemars(with = "HashMap<String, AppConfig>")]
     pub apps: HashMap<String, AppConfig>,
 }