dsh-plugin-message-edit: Edit and Resend Latest User Message in DeepSeek Harness

dsh-plugin-message-edit is a DeepSeek Harness (DSH) Web plugin developed by ChisaAlter, designed to address the need for users to modify the latest user message and re-initiate a request based on previous context. The plugin provides an edit entry on the latest plain text user message; upon clicking, it does not send immediately but instead forks a child session before the specified message, restoring the original text to the input box of the new session for modification. The history of the source session and old assistant responses remain completely unchanged, ensuring the new request is executed in a clean context. The plugin only supports text message editing and is only usable in the chat view; the entry is unavailable if the message contains images or non-text blocks, or if the current session is still running. The plugin requires the host to provide specific session forking and permissions...