feat(api): add delete speaker functionality and corresponding tests

- Implemented a DELETE endpoint for removing speakers, including necessary authorization checks and response handling.
- Added a handler for the delete operation in the HTTP API.
- Created unit tests to verify the delete functionality, ensuring proper deletion and response codes.
- Updated OpenAPI documentation to reflect the new delete speaker endpoint.

internal/httpapi/routes_crud.go

@@ -65,6 +65,7 @@ func (s *Server) registerCRUDRoutes(m *http.ServeMux) {
 	m.HandleFunc("POST /speakers", s.handlePostSpeaker)
 	m.HandleFunc("GET /speakers/{speaker_id}", s.handleGetSpeakerByID)
 	m.HandleFunc("PATCH /speakers/{speaker_id}", s.handlePatchSpeaker)
+	m.HandleFunc("DELETE /speakers/{speaker_id}", s.handleDeleteSpeaker)
 
 	m.HandleFunc("GET /revisions/{revision_id}/prefixes", s.handleRevisionPrefixes)
 
@@ -1021,6 +1022,18 @@ func (s *Server) handlePatchSpeaker(w http.ResponseWriter, r *http.Request) {
 	writeJSON(w, http.StatusOK, speakerJSONFromStore(s.store, x))
 }
 
+func (s *Server) handleDeleteSpeaker(w http.ResponseWriter, r *http.Request) {
+	a, ok := authFromContext(r.Context())
+	if !ok || !s.requireAtLeast(w, a, "editor") {
+		return
+	}
+	if err := s.store.DeleteSpeaker(a.TenantID, r.PathValue("speaker_id")); err != nil {
+		writeStoreErr(w, err)
+		return
+	}
+	w.WriteHeader(http.StatusNoContent)
+}
+
 func (s *Server) handleRevisionPrefixes(w http.ResponseWriter, r *http.Request) {
 	a, ok := authFromContext(r.Context())
 	if !ok || !s.requireAtLeast(w, a, "viewer") {