尝试使用 dotnet 后端构建和运行 angular 项目时，我收到以下错误。
info: Microsoft.AspNetCore.SpaServices[0]
ERROR in ../../../../node_modules/@angular/common/common.d.ts(1208,17): error TS2304: Cannot find name 'unknown'.
../../../../node_modules/@angular/common/common.d.ts(1271,42): error TS2304: Cannot find name 'unknown'.
../../../../node_modules/@angular/common/common.d.ts(2423,26): error TS2304: Cannot find name 'unknown'.
../../../../node_modules/@angular/core/core.d.ts(214,21): error TS1039: Initializers are not allowed in ambient contexts.
../../../../node_modules/@angular/core/core.d.ts(5347,22): error TS1039: Initializers are not allowed in ambient contexts.
../../../../node_modules/@angular/core/core.d.ts(10292,36): error TS1254: A 'const' initializer in an ambient context must be a string or numeric literal.
../../../../node_modules/@angular/core/core.d.ts(10963,55): error TS1254: A 'const' initializer in an ambient context must be a …