refactor(backend): alihkan Settings ke zesdex-cms JsonSettingsRepository

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

crates/zesdex-backend/src/app/mode/settings.rs

@@ -3,7 +3,7 @@
 //! Flow: exposes small mutation functions (currently just cycling the
 //! internet access mode) invoked by keybindings while the settings overlay
 //! is active.
-use crate::model::settings::{InternetMode, Settings};
+use zesdex_cms::domain::settings::{InternetMode, Settings};
 
 /// Advance the internet access mode to the next value in the cycle.
 ///

crates/zesdex-backend/src/app/runtime/context/window.rs

@@ -6,7 +6,7 @@
 //! displayed "?" on no match instead of falling back like the other two,
 //! an inconsistency this unifies away).
 use crate::model::app_config::AppConfig;
-use crate::model::settings::Settings;
+use zesdex_cms::domain::settings::Settings;
 
 /// Resolve the context-window size (in tokens) for the currently
 /// configured provider/model.

crates/zesdex-backend/src/app/state/rest.rs

@@ -17,7 +17,9 @@ use crate::app::mcp::manager::McpManager;
 use crate::app::workflow::engine::WorkflowEngine;
 use crate::model::app_config::AppConfig;
 use crate::model::editlog::EditLog;
-use crate::model::settings::Settings;
+use zesdex_cms::domain::repository::SettingsRepository;
+use zesdex_cms::domain::settings::Settings;
+use zesdex_cms::infrastructure::persistence::settings_repo::JsonSettingsRepository;
 
 /// A single transcript entry rendered in the TUI chat pane.
 #[derive(Debug, Clone, PartialEq)]
@@ -86,7 +88,10 @@ impl AppStateRest {
     /// no parent, and to an empty session id when the dir name can't be
     /// read, so construction never fails.
     pub fn new(workspace_roots: Vec<PathBuf>, session_dir: &std::path::Path, memory_dir: PathBuf) -> Self {
-        let settings = Settings::load();
+        let store_base_dir = zesdex_entities::seaorm::common::store::Store::new().base_dir;
+        let settings = JsonSettingsRepository::new()
+            .load(&store_base_dir)
+            .unwrap_or_default();
         let app_config = AppConfig::load();
         let worktrees_dir = memory_dir.parent().unwrap_or_else(|| {
             tracing::warn!("[state] memory_dir '{}' has no parent, using it for worktrees", memory_dir.display());

crates/zesdex-backend/src/app/subagent/engine.rs

@@ -15,6 +15,7 @@ use crate::dto::provider::request::ToolDef;
 use crate::tool::{all_tools, tool_defs, tool_is_risky};
 use super::context::SubagentContext;
 use super::event::SubagentEvent;
+use zesdex_cms::domain::repository::SettingsRepository;
 
 /// Maps a subagent's allowed tool names to concrete Tool trait objects and
 /// OpenAI-style tool definitions.
@@ -58,7 +59,10 @@ fn build_subagent_tools(allowed_tools: &[String]) -> (Vec<Box<dyn crate::tool::T
 /// is empty when every resolution path was exhausted — callers must check
 /// for this before issuing requests (see `run_subagent`).
 fn resolve_provider_config() -> (String, String, Option<String>, String) {
-    let settings = crate::model::settings::Settings::load();
+    let store_base_dir = zesdex_entities::seaorm::common::store::Store::new().base_dir;
+    let settings = zesdex_cms::infrastructure::persistence::settings_repo::JsonSettingsRepository::new()
+        .load(&store_base_dir)
+        .unwrap_or_default();
     let app_config = crate::model::app_config::AppConfig::load();
 
     let mut api_key = settings.api_keys.get(&settings.provider).cloned().unwrap_or_else(|| {

crates/zesdex-backend/src/app/workflow/hive_mind.rs

@@ -33,6 +33,7 @@ use std::sync::{
     atomic::{AtomicBool, Ordering},
     Arc, Mutex,
 };
+use zesdex_cms::domain::repository::SettingsRepository;
 
 /// One directive the Hive's Core Intelligence issues to a drone within a
 /// cognitive cycle. A drone's sole identity is its directive and access tier.
@@ -278,7 +279,10 @@ pub fn run_hive_mind(
         anyhow::bail!("the Hive received no cognitive cycles to execute");
     }
 
-    let settings = crate::model::settings::Settings::load();
+    let store_base_dir = zesdex_entities::seaorm::common::store::Store::new().base_dir;
+    let settings = zesdex_cms::infrastructure::persistence::settings_repo::JsonSettingsRepository::new()
+        .load(&store_base_dir)
+        .unwrap_or_default();
     let node_timeout_ms = Some(settings.hive_mind_node_timeout_ms);
     let max_cycle_concurrency = settings.workflow_max_concurrency.max(1);