_calculateNumCtx(promptTokenCount, expectedResponseTokens) {
        const totalTokenUsage = promptTokenCount + expectedResponseTokens;
        const maxCtxLimit = Number(config.tokenLimit);
        
        const numCtx = Math.min(totalTokenUsage, maxCtxLimit);
        
        console.log('Prompt Token Count:', promptTokenCount);
        console.log('Expected Response Tokens:', expectedResponseTokens);
        console.log('Dynamic calculated num_ctx:', numCtx);
        
        return numCtx;
    }
Calculate context window size for Ollama
@param {number} promptTokenCount - Token count for prompt
@param {number} expectedResponseTokens - Expected response token count
@returns {number} Context window size