refactor: cut over-engineering from repo-wide audit

.github/workflows/ci.yml

@@ -67,14 +67,14 @@ jobs:
 
   # MSRV build job
   msrv:
-    name: MSRV 1.78 Build
+    name: MSRV 1.80 Build
     runs-on: ubuntu-latest
     steps:
     - uses: actions/checkout@v7
     - name: Install Rust (MSRV)
       uses: dtolnay/rust-toolchain@stable
       with:
-        toolchain: 1.78
+        toolchain: 1.80
         components: rustfmt, clippy
     - name: Rust cache
       uses: Swatinem/rust-cache@v2

CONTRIBUTING.md

@@ -4,7 +4,7 @@ Thanks for taking the time to contribute!
 
 ## Development setup
 
-- Rust 1.78+ (MSRV pinned)
+- Rust 1.80+ (MSRV pinned)
 - Install components: `rustup component add rustfmt clippy`
 
 ## Workflow

Cargo.toml

@@ -2,7 +2,7 @@
 name = "terminalist"
 version = "0.5.0"
 edition = "2021"
-rust-version = "1.78"
+rust-version = "1.80"
 keywords = ["terminal", "tui", "todoist", "productivity", "cli"]
 description = "A terminal-based Todoist client with modern TUI interface"
 authors = ["Romain Bertrand <romain@doxin.net>"]
@@ -40,6 +40,4 @@ todoist-api = "1.0.0-alpha.3"
 toml = "1.0"
 dirs = "6.0"
 log = "0.4"
-fern = "0.7"
-once_cell = "1.21"
 uuid = { version = "1.23", features = ["v4", "serde"] }

README.md

@@ -1,6 +1,6 @@
 # Terminalist - Todoist Terminal Client
 
-[![Rust](https://img.shields.io/badge/rust-1.78%2B-orange.svg)](https://www.rust-lang.org)
+[![Rust](https://img.shields.io/badge/rust-1.80%2B-orange.svg)](https://www.rust-lang.org)
 [![Build Status](https://github.com/romaintb/terminalist/workflows/CI/badge.svg)](https://github.com/romaintb/terminalist/actions)
 [![Crates.io](https://img.shields.io/crates/v/terminalist.svg)](https://crates.io/crates/terminalist)
 [![License](https://img.shields.io/badge/license-MIT-blue.svg)](LICENSE)

docs/DEVELOPMENT.md

@@ -50,7 +50,7 @@ GitHub Actions workflow is configured in `.github/workflows/ci.yml` with:
 - Format checking with rustfmt
 - Linting with clippy
 - Testing on multiple Rust versions and OSes
-- MSRV 1.78 build job
+- MSRV 1.80 build job
 - Smoke tests for `--help` and `--version`
 - Security auditing
 

docs/PRD.md

@@ -159,7 +159,7 @@ Terminalist is a high-performance terminal user interface (TUI) application for
 - **NFR-017**: Supports terminals with 80x24 minimum size
 - **NFR-018**: Compatible with major terminal emulators
 - **NFR-019**: Works with Todoist API v2
-- **NFR-020**: Rust 1.78+ compatibility
+- **NFR-020**: Rust 1.80+ compatibility
 
 ## 4. User Stories
 

src/backend/todoist.rs

@@ -4,8 +4,8 @@ use super::{
     Backend, BackendError, BackendLabel, BackendProject, BackendSection, BackendTask, CreateLabelArgs,
     CreateProjectArgs, CreateTaskArgs, UpdateLabelArgs, UpdateProjectArgs, UpdateTaskArgs,
 };
-use crate::todoist::{TodoistError, TodoistWrapper};
 use async_trait::async_trait;
+use todoist_api::{TodoistError, TodoistWrapper};
 
 fn map_err(e: TodoistError) -> BackendError {
     match e {
@@ -38,7 +38,7 @@ impl TodoistBackend {
     }
 
     // Helper: Transform Todoist API project → Backend project
-    fn project_to_backend(api_project: &crate::todoist::Project) -> BackendProject {
+    fn project_to_backend(api_project: &todoist_api::Project) -> BackendProject {
         BackendProject {
             remote_id: api_project.id.clone(),
             name: api_project.name.clone(),
@@ -50,7 +50,7 @@ impl TodoistBackend {
     }
 
     // Helper: Transform Todoist API task → Backend task
-    fn task_to_backend(api_task: &crate::todoist::Task) -> BackendTask {
+    fn task_to_backend(api_task: &todoist_api::Task) -> BackendTask {
         BackendTask {
             remote_id: api_task.id.clone(),
             content: api_task.content.clone(),
@@ -71,7 +71,7 @@ impl TodoistBackend {
     }
 
     // Helper: Transform Todoist API label → Backend label
-    fn label_to_backend(api_label: &crate::todoist::Label) -> BackendLabel {
+    fn label_to_backend(api_label: &todoist_api::Label) -> BackendLabel {
         BackendLabel {
             remote_id: api_label.id.clone(),
             name: api_label.name.clone(),
@@ -81,7 +81,7 @@ impl TodoistBackend {
     }
 
     // Helper: Transform Todoist API section → Backend section
-    fn section_to_backend(api_section: &crate::todoist::Section) -> BackendSection {
+    fn section_to_backend(api_section: &todoist_api::Section) -> BackendSection {
         BackendSection {
             remote_id: api_section.id.clone(),
             name: api_section.name.clone(),
@@ -174,7 +174,7 @@ impl Backend for TodoistBackend {
     }
 
     async fn create_project(&self, args: CreateProjectArgs) -> Result<BackendProject, BackendError> {
-        let todoist_args = crate::todoist::CreateProjectArgs {
+        let todoist_args = todoist_api::CreateProjectArgs {
             name: args.name,
             color: None,
             is_favorite: args.is_favorite,
@@ -187,7 +187,7 @@ impl Backend for TodoistBackend {
     }
 
     async fn update_project(&self, remote_id: &str, args: UpdateProjectArgs) -> Result<BackendProject, BackendError> {
-        let todoist_args = crate::todoist::UpdateProjectArgs {
+        let todoist_args = todoist_api::UpdateProjectArgs {
             name: args.name,
             color: None,
             is_favorite: args.is_favorite,
@@ -203,7 +203,7 @@ impl Backend for TodoistBackend {
     }
 
     async fn create_task(&self, args: CreateTaskArgs) -> Result<BackendTask, BackendError> {
-        let todoist_args = crate::todoist::CreateTaskArgs {
+        let todoist_args = todoist_api::CreateTaskArgs {
             content: args.content,
             description: args.description,
             project_id: Some(args.project_remote_id),
@@ -230,7 +230,7 @@ impl Backend for TodoistBackend {
     }
 
     async fn update_task(&self, remote_id: &str, args: UpdateTaskArgs) -> Result<BackendTask, BackendError> {
-        let todoist_args = crate::todoist::UpdateTaskArgs {
+        let todoist_args = todoist_api::UpdateTaskArgs {
             content: args.content,
             description: args.description,
             priority: args.priority,
@@ -266,7 +266,7 @@ impl Backend for TodoistBackend {
     }
 
     async fn create_label(&self, args: CreateLabelArgs) -> Result<BackendLabel, BackendError> {
-        let todoist_args = crate::todoist::CreateLabelArgs {
+        let todoist_args = todoist_api::CreateLabelArgs {
             name: args.name,
             color: None,
             is_favorite: args.is_favorite,
@@ -278,7 +278,7 @@ impl Backend for TodoistBackend {
     }
 
     async fn update_label(&self, remote_id: &str, args: UpdateLabelArgs) -> Result<BackendLabel, BackendError> {
-        let todoist_args = crate::todoist::UpdateLabelArgs {
+        let todoist_args = todoist_api::UpdateLabelArgs {
             name: args.name,
             color: None,
             is_favorite: args.is_favorite,

src/backend_registry.rs

@@ -81,20 +81,13 @@ impl BackendRegistry {
     /// * `backend_type` - Backend type (e.g., "todoist")
     /// * `name` - Human-readable name
     /// * `credentials` - JSON-encoded credentials
-    /// * `settings` - JSON-encoded settings
     ///
     /// # Returns
     /// UUID of the created backend
     ///
     /// # Errors
     /// Returns error if backend creation fails or database insert fails
-    pub async fn add_backend(
-        &self,
-        backend_type: String,
-        name: String,
-        credentials: String,
-        settings: String,
-    ) -> Result<Uuid> {
+    pub async fn add_backend(&self, backend_type: String, name: String, credentials: String) -> Result<Uuid> {
         // Validate by creating instance first
         let backend_instance = factory::create_backend(&backend_type, &credentials)?;
 
@@ -104,9 +97,7 @@ impl BackendRegistry {
             uuid: ActiveValue::Set(uuid),
             backend_type: ActiveValue::Set(backend_type.clone()),
             name: ActiveValue::Set(name.clone()),
-            is_enabled: ActiveValue::Set(true),
             credentials: ActiveValue::Set(credentials),
-            settings: ActiveValue::Set(settings),
         };
 
         let storage = self.storage.lock().await;
@@ -126,17 +117,10 @@ impl BackendRegistry {
     /// * `uuid` - Backend UUID
     /// * `name` - Optional new name
     /// * `credentials` - Optional new credentials
-    /// * `settings` - Optional new settings
     ///
     /// # Errors
     /// Returns error if backend not found or update fails
-    pub async fn update_backend(
-        &self,
-        uuid: &Uuid,
-        name: Option<String>,
-        credentials: Option<String>,
-        settings: Option<String>,
-    ) -> Result<()> {
+    pub async fn update_backend(&self, uuid: &Uuid, name: Option<String>, credentials: Option<String>) -> Result<()> {
         let storage = self.storage.lock().await;
 
         let backend_model = BackendRepository::get_by_uuid(&storage.conn, uuid)
@@ -160,10 +144,6 @@ impl BackendRegistry {
             backends.insert(*uuid, Arc::new(backend_instance));
         }
 
-        if let Some(settings) = settings {
-            active_model.settings = ActiveValue::Set(settings);
-        }
-
         BackendRepository::update(&storage.conn, active_model).await?;
 
         info!("✅ Updated backend: {}", uuid);

src/entities/backend.rs

@@ -10,9 +10,7 @@ pub struct Model {
     pub uuid: Uuid,
     pub backend_type: String,
     pub name: String,
-    pub is_enabled: bool,
     pub credentials: String, // JSON-encoded credentials (to be encrypted in future)
-    pub settings: String,    // JSON-encoded backend-specific settings
 }
 
 #[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]

src/lib.rs

@@ -12,7 +12,6 @@
 //! * [`config`] - Application configuration management
 //! * [`storage`] - Local database and data persistence
 //! * [`sync`] - Synchronization with Todoist API
-//! * [`todoist`] - Todoist API client and data structures
 //! * [`ui`] - Terminal user interface components
 //! * [`utils`] - Utility functions and helpers
 
@@ -49,9 +48,6 @@ pub mod sync;
 /// Theme configuration (semantic color palette) for the TUI
 pub mod theme;
 
-/// Todoist API client and data models
-pub(crate) mod todoist;
-
 /// Terminal user interface components and rendering
 pub mod ui;