{#- load_data uses different arguments based on whether it's a remote or local file -#}
{%- if src is starting_with("http") -%}
    {%- set response = load_data(url=src, format="plain") -%}
{%- else -%}
    {#- Try to load the file from a relative path -#}
    {%- set colocated_path = page.colocated_path | default(value="") -%}
    {%- set relative_path = colocated_path ~ src -%}
    {%- set response = load_data(path=relative_path, format="plain", required=false) -%}
    {#- If relative path fails, try absolute path -#}
    {%- if not response -%}
        {%- set response = load_data(path=src, format="plain") -%}
    {%- endif -%}
{%- endif -%}
{{- response | trim_end | safe -}}