Restructure omni services and add Chatwoot research snapshot

research/chatwoot/lib/custom_markdown_renderer.rb

@@ -0,0 +1,90 @@
+class CustomMarkdownRenderer < CommonMarker::HtmlRenderer
+  CONFIG_PATH = Rails.root.join('config/markdown_embeds.yml')
+
+  def self.config
+    @config ||= YAML.load_file(CONFIG_PATH)
+  end
+
+  def self.embed_regexes
+    @embed_regexes ||= config.transform_values { |embed_config| Regexp.new(embed_config['regex']) }
+  end
+
+  def text(node)
+    content = node.string_content
+
+    if content.include?('^')
+      split_content = parse_sup(content)
+      out(split_content.join)
+    else
+      out(escape_html(content))
+    end
+  end
+
+  def link(node)
+    return if surrounded_by_empty_lines?(node) && render_embedded_content(node)
+
+    # If it's not a supported embed link, render normally
+    super
+  end
+
+  private
+
+  def surrounded_by_empty_lines?(node)
+    prev_node_empty?(node.previous) && next_node_empty?(node.next)
+  end
+
+  def prev_node_empty?(prev_node)
+    prev_node.nil? || node_empty?(prev_node)
+  end
+
+  def next_node_empty?(next_node)
+    next_node.nil? || node_empty?(next_node)
+  end
+
+  def node_empty?(node)
+    (node.type == :text && node.string_content.strip.empty?) || (node.type != :text)
+  end
+
+  def render_embedded_content(node)
+    link_url = node.url
+    embed_html = find_matching_embed(link_url)
+
+    return false unless embed_html
+
+    out(embed_html)
+    true
+  end
+
+  def find_matching_embed(link_url)
+    self.class.embed_regexes.each do |embed_key, regex|
+      match = link_url.match(regex)
+      next unless match
+
+      return render_embed_from_match(embed_key, match)
+    end
+
+    nil
+  end
+
+  def render_embed_from_match(embed_key, match_data)
+    embed_config = self.class.config[embed_key]
+    return nil unless embed_config
+
+    template = embed_config['template']
+    # Use Ruby's built-in named captures with gsub to handle CSS % values
+    match_data.named_captures.each do |var_name, value|
+      template = template.gsub("%{#{var_name}}", value)
+    end
+    template
+  end
+
+  def parse_sup(content)
+    content.split(/(\^[^\^]+\^)/).map do |segment|
+      if segment.start_with?('^') && segment.end_with?('^')
+        "<sup>#{escape_html(segment[1..-2])}</sup>"
+      else
+        escape_html(segment)
+      end
+    end
+  end
+end