fix(chat_template): Emit multimodal placeholders in tool response content-parts (#30)

- fix(chat_template): Emit multimodal placeholders in tool response content-parts (a6bf4a78e8412d6b3fb3d9d2f8863b32cd2dfa5d)


Co-authored-by: Harshal Janjani <harshaljanjani@users.noreply.huggingface.co>

chat_template.jinja

@@ -295,6 +295,15 @@
                                 {%- endif -%}
                             {%- endfor -%}
                             {{- format_tool_response_block(ns_tname.name, ns_txt.s) -}}
+                            {%- for part in tool_body -%}
+                                {%- if part.get('type') == 'image' -%}
+                                    {{- '<|image|>' -}}
+                                {%- elif part.get('type') == 'audio' -%}
+                                    {{- '<|audio|>' -}}
+                                {%- elif part.get('type') == 'video' -%}
+                                    {{- '<|video|>' -}}
+                                {%- endif -%}
+                            {%- endfor -%}
                         {%- else -%}
                             {{- format_tool_response_block(ns_tname.name, tool_body) -}}
                         {%- endif -%}