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)

frontend/src/features/agents/AgentsPanel.tsx

@@ -19,6 +19,7 @@ import { useEffect, useState } from "react";
 import { Button, Input, Panel, SmallDropdown, Spinner, cn } from "@/shared";
 import { TerminalView } from "@/features/terminals/TerminalView";
 import { AnnouncementsPreview } from "@/features/announcements";
+import { AgentPluginCapabilities } from "@/features/plugins/AgentPluginCapabilities";
 import { useDrift } from "@/features/templates/useDrift";
 import { templateProfileLabel } from "@/features/templates/templatePresentation";
 import { useGateways } from "@/app/di";
@@ -737,6 +738,16 @@ export function AgentsPanel({ projectId, projectRoot = "" }: AgentsPanelProps) {
         </div>
       )}
 
+      {selectedAgent && (
+        <div className="border-t border-border p-4">
+          <AgentPluginCapabilities
+            projectId={projectId}
+            agentId={selectedAgent.id}
+            agentName={selectedAgent.name}
+          />
+        </div>
+      )}
+
       {/* ── Context editor ── */}
       {selectedAgent && (
         <div className="flex flex-col gap-2 border-t border-border p-4">