3번째 강의부터 막혀버렸습니다. (npm install)

npm install -g tidory

tidory --version

-> 7.2.1 사용 중 입니다.

npx create-tidory-app my-app

cd my-app

npm install

-> npm ERR! 발생 합니다. (code : ENOENT)

tidory start

-> 아래 4달 전 2번째 WebPack Compile Error 올려주신 분과 같은 에러 메시지가 출력되면서 실행되지 않습니다.

답변 부탁 드립니다!

(... 생략 ...)

13250 silly saveTree     | `-- neo-async@2.6.1
13250 silly saveTree     `-- yargs@8.0.2
13250 silly saveTree       +-- camelcase@4.1.0
13250 silly saveTree       +-- cliui@3.2.0
13250 silly saveTree       | `-- string-width@1.0.2
13250 silly saveTree       +-- os-locale@2.1.0
13250 silly saveTree       | +-- execa@0.7.0
13250 silly saveTree       | | +-- cross-spawn@5.1.0
13250 silly saveTree       | | +-- get-stream@3.0.0
13250 silly saveTree       | | +-- is-stream@1.1.0
13250 silly saveTree       | | +-- npm-run-path@2.0.2
13250 silly saveTree       | | +-- p-finally@1.0.0
13250 silly saveTree       | | `-- strip-eof@1.0.0
13250 silly saveTree       | `-- mem@1.1.0
13250 silly saveTree       |   `-- mimic-fn@1.2.0
13250 silly saveTree       +-- string-width@2.1.1
13250 silly saveTree       | +-- is-fullwidth-code-point@2.0.0
13250 silly saveTree       | `-- strip-ansi@4.0.0
13250 silly saveTree       |   `-- ansi-regex@3.0.0
13250 silly saveTree       +-- which-module@2.0.0
13250 silly saveTree       +-- y18n@3.2.1
13250 silly saveTree       `-- yargs-parser@7.0.0
13250 silly saveTree         `-- camelcase@4.1.0
13251 verbose stack Error: spawn git ENOENT
13251 verbose stack     at Process.ChildProcess._handle.onexit (internal/child_process.js:267:19)
13251 verbose stack     at onErrorNT (internal/child_process.js:469:16)
13251 verbose stack     at processTicksAndRejections (internal/process/task_queues.js:84:21)
13252 verbose cwd C:\Users\bluej\tistory_skin\MyApp
13253 verbose Windows_NT 10.0.17763
13254 verbose argv "C:\\Program Files\\nodejs\\node.exe" "C:\\Program Files\\nodejs\\node_modules\\npm\\bin\\npm-cli.js" "install"
13255 verbose node v13.5.0
13256 verbose npm  v6.13.4
13257 error code ENOENT
13258 error syscall spawn git
13259 error path git
13260 error errno -4058
13261 error enoent Error while executing:
13261 error enoent undefined ls-remote -h -t ssh://git@github.com/tidory/default-sidebar.git
13261 error enoent
13261 error enoent
13261 error enoent spawn git ENOENT
13262 error enoent This is related to npm not being able to find a file.
13263 verbose exit [ -4058, true ]