feat(core): upgrade to v2.65.0 with Cognition Layer & Proactive Advisor

- Integrated v4.0 Operational Policy into AgentEngine and AgentExecutor.
- Added Context Amplification for policy-driven reasoning.
- Implemented Proactive Advisor for next-action decision forks.
- Added CognitionAudit diagnostics for real-time policy monitoring.
- Updated test suites to support dual-execution cognition patterns.

src/agents/factory.ts

@@ -101,10 +101,10 @@ Your sole purpose is to transform vague requests into flawless, high-resolution
 - COMPONENTS: Each blueprint must have [Objective], [Core Challenges], [Data Requirements], and [Step-by-Step Research Tasks].
 - CONSTRAINT: Do not be vague. Use professional terminology. If the request is too simple, expand it with relevant technical considerations.`;
 
-    async execute(input: string, brainContext?: string, signal?: AbortSignal): Promise<string> {
+    async execute(input: string, brainContext?: string, signal?: AbortSignal, options?: AgentExecuteOptions): Promise<string> {
         const wrappedInput = `### SYSTEM INSTRUCTION: GENERATE EXECUTION BLUEPRINT
 1. Target Goal: ${input}
-2. Available Knowledge Base: ${brainContext}
+2. Available Knowledge Base & Policy: ${brainContext}
 3. Mission: Create a comprehensive research roadmap.`;
         return this.callLLM(this.persona, wrappedInput, signal);
     }
@@ -118,10 +118,10 @@ Your mission is to extract, filter, and synthesize critical data based on a stra
 - CRITICAL THINKING: Identify gaps in the plan and provide extra insights to fill those gaps.
 - NO FLUFF: Be concise but extremely dense with information.`;
 
-    async execute(input: string, brainContext?: string, signal?: AbortSignal): Promise<string> {
+    async execute(input: string, brainContext?: string, signal?: AbortSignal, options?: AgentExecuteOptions): Promise<string> {
         const wrappedInput = `### SYSTEM INSTRUCTION: DATA HARVESTING
 1. Blueprint to Follow: ${input}
-2. Contextual Constraints: ${brainContext}
+2. Contextual Constraints & Policy: ${brainContext}
 3. Mission: Provide a dense summary of facts and technical insights.`;
         return this.callLLM(this.persona, wrappedInput, signal);
     }
@@ -135,13 +135,23 @@ Your goal is to produce a state-of-the-art final report that wows the user.
 - LANGUAGE: Always respond in the user's language (KOREAN).
 - POLISHING: Ensure logical flow between sections. Make it look like a premium report.`;
 
-    async execute(input: string, originalRequest?: string, signal?: AbortSignal): Promise<string> {
+    async execute(input: string, originalRequest?: string, signal?: AbortSignal, options?: AgentExecuteOptions): Promise<string> {
+        // [Astra v4.0] Advisor 모드 처리
+        if (options?.config?.role === 'advisor') {
+            const advisorPersona = `You are the [Strategic Proactive Advisor].
+Analyze the provided report and suggest 3 high-impact next actions for the user.
+- Focus on decision forks, risk mitigation, or immediate implementation steps.
+- Be extremely concrete and actionable.
+- Respond in KOREAN.`;
+            return this.callLLM(advisorPersona, input, signal);
+        }
+
         // Fix 3: Trim input if it's too long (Basic Context Diet)
         const trimmedData = input.length > 8000 ? input.substring(0, 8000) + '... [Data Trimmed for Performance]' : input;
         
         const wrappedInput = `### SYSTEM INSTRUCTION: FINAL SYNTHESIS
 1. Gathered Research Data: ${trimmedData}
-2. User's Original Objective: ${originalRequest}
+2. User's Original Objective & Policy: ${originalRequest}
 3. Mission: Write the definitive final report in KOREAN.`;
         return this.callLLM(this.persona, wrappedInput, signal);
     }