Update Dockerfile

Dockerfile

@@ -21,7 +21,7 @@ RUN echo "[gemma-4-vision]" > /models.ini && \
     echo "model = /models/gemma-4-E2B-it-qat-UD-Q4_K_XL.gguf" >> /models.ini && \
     echo "spec-draft-model = /models/mtp-gemma-4-E2B-it.gguf" >> /models.ini && \
     echo "mmproj = /models/gemma-4-E2B-it-mmproj.gguf" >> /models.ini && \
-    echo "ctx-size = 4096" >> /models.ini && \
+    echo "ctx-size = 131072" >> /models.ini && \
     echo "flash-attn = on" >> /models.ini && \
     echo "ubatch-size = 128" >> /models.ini && \
     echo "batch-size = 512" >> /models.ini && \
@@ -30,12 +30,12 @@ RUN echo "[gemma-4-vision]" > /models.ini && \
     echo "" >> /models.ini && \
     echo "[gemma-3-1b]" >> /models.ini && \
     echo "model = /models/gemma-3-1b-it.Q3_K_M.gguf" >> /models.ini && \
-    echo "ctx-size = 4096" >> /models.ini && \
+    echo "ctx-size = 131072" >> /models.ini && \
     echo "flash-attn = on" >> /models.ini && \
     echo "" >> /models.ini && \
     echo "[gemma-3-270m]" >> /models.ini && \
     echo "model = /models/gemma-3-270m-it-Q8_0.gguf" >> /models.ini && \
-    echo "ctx-size = 4096" >> /models.ini && \
+    echo "ctx-size = 131072" >> /models.ini && \
     echo "flash-attn = on"
 
 # --- START SERVER IN ROUTER MODE WITH TOOLS & MCP ENABLED ---