v0.0.68

• Added JSON serialization for directory structure in OllamaChat::Parsing
  using generate_structure(file).to_json
• Introduced OllamaChat::HTTPError exception with status attribute for
  better error handling
• Enhanced OllamaChat::Utils::Fetcher to handle reraise option and raise
  HTTPError on non-200 HTTP responses
• Added require_confirmation: true option for open_file_in_editor tool in
  default configuration to provide additional safety check
• Updated AssetHelpers.asset in spec/spec_helper.rb to accept optional name
  parameter
• Included OllamaChat::Utils::AnalyzeDirectory mixin in OllamaChat::Parsing
  to simplify method calls
• Replaced fully-qualified
  OllamaChat::Utils::AnalyzeDirectory.generate_structure(file) calls with
  local generate_structure(file) after including the module
• Added specs to verify JSON output contains expected file names in
  spec/ollama_chat/parsing_spec.rb
• Updated tools (get_cve, get_endoflife, get_jira_issue) to pass
  reraise: true to Excon for improved error propagation