DIagrams processing fails

[h-enk]

Description

Describe the issue that you're seeing.

render-codeblock-kroki.html fails:

ERROR The "kroki" code block render hook was unable to get the remote diagram. See "D:\THULITE\getdoks.org\content\blog\doks-1-2\index.md:44:1". failed to fetch remote resource: Bad Request
ERROR The "kroki" code block render hook was unable to get the remote diagram. See "D:\THULITE\getdoks.org\content\docs\built-ins\diagrams.md:100:1". failed to fetch remote resource: Bad Request

Fix

1. Update for Source code
2. Replace SVG with svg (lower):

   {{- /* Get diagram. */}}
   {{- $body := dict "diagram_source" $inner "diagram_type" $diagramType "output_format" "svg" | jsonify }}

Steps to reproduce

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Expected result

What should happen?

Actual result

What happened.

Environment

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