V2.1: Fix Gradio compatibility (remove size, show_copy_button params)

app.py

@@ -829,7 +829,7 @@ def ai_chat(question, temp):
 # GRADIO APP
 def build_app():
     with gr.Blocks(
-        title="AlphaForge x K2 Think V2 — Institutional Quant Platform",
+        title="AlphaForge x K2 Think V2 - Institutional Quant Platform",
         theme=gr.themes.Soft(
             primary_hue="blue", secondary_hue="indigo", neutral_hue="slate",
             font=[gr.themes.GoogleFont("Inter"), "system-ui", "sans-serif"]
@@ -882,8 +882,8 @@ def build_app():
                     ticker_in = gr.Textbox(label="Ticker", value="AAPL", placeholder="e.g., AAPL, BTC-USD, EURUSD=X")
                     period_in = gr.Dropdown(label="Period", choices=["1mo","3mo","6mo","1y","2y","5y"], value="6mo")
                     interval_in = gr.Dropdown(label="Interval", choices=["1d","1wk","1mo"], value="1d")
-                    analyze_btn = gr.Button("🔍 Analyze", variant="primary", size="lg")
-                    ai_btn = gr.Button("🤖 AI Deep Analysis (K2 Think V2)", variant="secondary", size="lg")
+                    analyze_btn = gr.Button("🔍 Analyze", variant="primary")
+                    ai_btn = gr.Button("🤖 AI Deep Analysis (K2 Think V2)", variant="secondary")
                 with gr.Column(scale=2):
                     summary_out = gr.Markdown()
             with gr.Row():
@@ -896,7 +896,7 @@ def build_app():
                 chart5 = gr.Plot(label="ADX Trend Strength")
                 chart6 = gr.Plot(label="Return Distribution")
             with gr.Row():
-                ai_out = gr.Textbox(label="🤖 K2 Think V2 Analysis", lines=30, max_lines=50, show_copy_button=True)
+                ai_out = gr.Textbox(label="🤖 K2 Think V2 Analysis", lines=30, max_lines=50)
             
             analyze_btn.click(fn=analyze_stock, inputs=[ticker_in, mkt_select, period_in, interval_in],
                 outputs=[chart1, chart2, chart3, chart4, chart5, chart6, summary_out])
@@ -908,8 +908,8 @@ def build_app():
                 with gr.Column(scale=1):
                     port_in = gr.Textbox(label="Tickers (comma-separated)", value="AAPL, MSFT, GOOGL, AMZN, NVDA")
                     port_period = gr.Dropdown(label="Lookback", choices=["6mo","1y","2y","3y"], value="1y")
-                    opt_btn = gr.Button("🎯 Optimize", variant="primary", size="lg")
-                    ai_port_btn = gr.Button("🤖 AI Portfolio Advice", variant="secondary", size="lg")
+                    opt_btn = gr.Button("🎯 Optimize", variant="primary")
+                    ai_port_btn = gr.Button("🤖 AI Portfolio Advice", variant="secondary")
                 with gr.Column(scale=2):
                     port_md = gr.Markdown()
             with gr.Row():
@@ -918,7 +918,7 @@ def build_app():
             with gr.Row():
                 weights_df = gr.DataFrame(label="Optimal Weights", interactive=False)
             with gr.Row():
-                ai_port_out = gr.Textbox(label="🤖 AI Portfolio Advice", lines=25, max_lines=40, show_copy_button=True)
+                ai_port_out = gr.Textbox(label="🤖 AI Portfolio Advice", lines=25, max_lines=40)
             opt_btn.click(fn=optimize_portfolio, inputs=[port_in, port_period], outputs=[frontier_plot, corr_plot, weights_df, port_md])
             ai_port_btn.click(fn=ai_portfolio, inputs=[port_in, port_period], outputs=[ai_port_out])
         
@@ -928,7 +928,7 @@ def build_app():
                     pair_a = gr.Textbox(label="Ticker A (Long)", value="AAPL")
                     pair_b = gr.Textbox(label="Ticker B (Short)", value="MSFT")
                     pair_period = gr.Dropdown(label="Lookback", choices=["6mo","1y","2y"], value="1y")
-                    pair_btn = gr.Button("Analyze Pair", variant="primary", size="lg")
+                    pair_btn = gr.Button("Analyze Pair", variant="primary")
                 with gr.Column(scale=2):
                     pair_md = gr.Markdown()
             with gr.Row():
@@ -945,7 +945,7 @@ def build_app():
                     opt_days = gr.Slider(label="Days to Expiry", minimum=7, maximum=365, value=30, step=7)
                     opt_rfr = gr.Slider(label="Risk-Free Rate (%)", minimum=0, maximum=10, value=4.5, step=0.25)
                     opt_vol = gr.Number(label="Vol Override (%)", value=0, info="0 = use historical vol")
-                    opt_calc_btn = gr.Button("📐 Calculate Greeks", variant="primary", size="lg")
+                    opt_calc_btn = gr.Button("📐 Calculate Greeks", variant="primary")
                 with gr.Column(scale=2):
                     opt_md = gr.Markdown()
             with gr.Row():
@@ -956,19 +956,19 @@ def build_app():
         
         with gr.Tab("🌍 Macro Analysis"):
             with gr.Row():
-                macro_btn = gr.Button("🌍 Analyze Global Macro (K2 Think V2)", variant="primary", size="lg")
+                macro_btn = gr.Button("🌍 Analyze Global Macro (K2 Think V2)", variant="primary")
             with gr.Row():
-                macro_out = gr.Textbox(label="🤖 K2 Think V2 Macro Analysis", lines=40, max_lines=60, show_copy_button=True)
+                macro_out = gr.Textbox(label="🤖 K2 Think V2 Macro Analysis", lines=40, max_lines=60)
             macro_btn.click(fn=ai_macro, outputs=[macro_out])
         
         with gr.Tab("💬 K2 Think V2 Chat"):
             gr.Markdown("## Direct Chat with K2 Think V2")
             gr.Markdown("Ask any financial question - strategy, market analysis, quant interview prep, portfolio advice.")
             with gr.Row():
-                chat_in = gr.Textbox(label="Your Question", placeholder="e.g., 'Explain gamma scalping with a real trade example'", lines=4, scale=4)
-                chat_temp = gr.Slider(label="Temp", minimum=0, maximum=1, value=0.4, step=0.1, scale=1)
-            chat_btn = gr.Button("🚀 Ask K2 Think V2", variant="primary", size="lg")
-            chat_out = gr.Textbox(label="🤖 Response", lines=30, max_lines=50, show_copy_button=True)
+                chat_in = gr.Textbox(label="Your Question", placeholder="e.g., 'Explain gamma scalping with a real trade example'", lines=4)
+                chat_temp = gr.Slider(label="Temp", minimum=0, maximum=1, value=0.4, step=0.1)
+            chat_btn = gr.Button("🚀 Ask K2 Think V2", variant="primary")
+            chat_out = gr.Textbox(label="🤖 Response", lines=30, max_lines=50)
             chat_btn.click(fn=ai_chat, inputs=[chat_in, chat_temp], outputs=[chat_out])
         
         with gr.Tab("ℹ️ About & Setup"):