``` mermaid
flowchart TB
  subgraph Build[ ]
    subgraph Launch
      direction LR
      subgraph load_config["Load Configuration (YAML)"]
        direction TB
        me(Load Markdown Extensions) -->
        mec(Load Markdown Extensions Configs) -->
        Plugins(Load Plugins) -->
        Hooks(Load Hooks)
      end

      load_config -->
      on_startup -->
      on_config -->
      on_pre_build -->
      on_files -->
      on_nav
    end

    subgraph populate_pages[Populate Each Page]
      direction LR
      on_pre_page -->
      on_page_read_source -->
      on_page_markdown --> page.render

      subgraph page.render["Python Markdown (Markdown to HTML)"]
        direction TB
        me2(Load Markdown Extensions) -->
        mec2(Load Markdown Extensions Configs) -->
        preprocessors("Run Extensions' preprocessor") -->
        blockparser("Run Extensions' blockparser") -->
        treeprocessors("Run Extensions' treeprocessor") -->
        postprocessors("Run Extensions' postprocessor") 
      end

      page.render -->
      on_page_content
    end

    subgraph build_markdown_pages[Build Each Page]
      on_page_context -->
      render_template[/"Render Template (Jinja2)"/] -->
      on_post_page
    end

    subgraph build_templates[Build Each Template]
      on_pre_template -->
      on_template_context -->
      on_post_template
    end

    build_templates -.- build_theme_templates
    build_templates -.- build_extra_templates

    Launch -->
    populate_pages -->
    on_env -->
    copy_static_files(Copy Files to Destination) -->
    build_theme_templates(Build Theme Templates) -->
    build_extra_templates(Build Extra Templates) -->
    build_markdown_pages
  end
  build_markdown_pages -->
  validate_anchor_links -->
  on_post_build -- "<code>mkdocs build</code>" -->
  on_shutdown

  on_post_build -- "<code>mkdocs serve</code>" -->
  on_serve -- "terminate processes" -->
  on_shutdown
  on_serve -- "On File Change" --> Launch

  on_build_error["If Error (Exception) encountered:\non_build_error"]

  %% Build subgraph is just to prevent the 'on_serve' to 'Launch' link
  %% from changing the order of the diagram, so we use styling to hide it.
  style Build fill:#fff0, stroke:#fff0
```