feat(plugins): paramètres projet plugins + attribution skills/tools aux agents — #282 (manifeste accepte contributes.skills IdeA-native multi-harness; store .ideai/project-plugins.json v1: enable plugin par projet + assignments skills/tools par agent; refs + use cases settings/assign/unassign; resolver skills pour idea_skill_read et injection catalogue lancement agent; permissions MCP dynamiques projetées par harness Claude Code/Codex/OpenCode; tombstones uninstall, hot reload recalcule catalogue et marque assignments cassés; frontend: Settings projet Plugins, détail capabilities, attribution agent, catalogue permissions; bump pointeur IdeaSDK 6eb8db3; QA verte: cargo test -p application, project_plugin_settings 3/3, dto_plugins 2/2, structured_launch_d3 26/26, catalogue mcp 7/7, frontend 5 tests ProjectPluginSettings/plugin, npm build frontend)

crates/application/src/lib.rs

@@ -33,6 +33,7 @@ pub mod orchestrator;
 pub mod permission;
 pub mod plugin;
 pub mod project;
+pub mod project_plugin;
 pub mod remote;
 pub mod skill;
 pub mod slash_command;
@@ -204,6 +205,11 @@ pub use project::{
     ReadProjectContextOutput, UpdateProjectContext, UpdateProjectContextInput,
     PROJECT_CONTEXT_FILE,
 };
+pub use project_plugin::{
+    plugin_skill_ref, plugin_tool_ref, AssignmentMutation, ListProjectPluginSettings,
+    MutateAgentPluginSkill, MutateAgentPluginTool, ProjectPluginResolver,
+    ProjectPluginSettingsView, SetProjectPluginEnabled,
+};
 pub use remote::{ConnectRemote, ConnectRemoteInput, ConnectRemoteOutput};
 pub use skill::{
     AgentCapability, AssignSkillToAgent, AssignSkillToAgentInput, AssignedSkillResolver,