##[error]Dockerfile does not exist in location Dockerfile

[yichunzhao]

2020-12-01T18:08:20.5060917Z ##[group]Run mr-smithers-excellent/docker-build-push@v5
2020-12-01T18:08:20.5061628Z with:
2020-12-01T18:08:20.5062590Z image: /spring-jpa-demo
2020-12-01T18:08:20.5063100Z registry: docker.io
2020-12-01T18:08:20.5063598Z username: ***
2020-12-01T18:08:20.5064053Z password: ***
2020-12-01T18:08:20.5064497Z dockerfile: Dockerfile
2020-12-01T18:08:20.5064927Z env:
2020-12-01T18:08:20.5065427Z JAVA_HOME_8.0.275_x64: /opt/hostedtoolcache/jdk/8.0.275/x64
2020-12-01T18:08:20.5066082Z JAVA_HOME: /opt/hostedtoolcache/jdk/8.0.275/x64
2020-12-01T18:08:20.5066722Z JAVA_HOME_8_0_275_X64: /opt/hostedtoolcache/jdk/8.0.275/x64
2020-12-01T18:08:20.5067273Z ##[endgroup]
2020-12-01T18:08:20.6163355Z Docker image name created: docker.io//spring-jpa-demo
2020-12-01T18:08:20.6166298Z Logging into Docker registry docker.io...
2020-12-01T18:08:21.6175957Z WARNING! Your password will be stored unencrypted in /home/runner/.docker/config.json.
2020-12-01T18:08:21.6177353Z Configure a credential helper to remove this warning. See
2020-12-01T18:08:21.6180111Z https://docs.docker.com/engine/reference/commandline/login/#credentials-store
2020-12-01T18:08:21.6181740Z
2020-12-01T18:08:21.6187353Z ##[error]Dockerfile does not exist in location Dockerfile
2020-12-01T18:08:21.6202770Z Building Docker image: docker.io//spring-jpa-demo:
2020-12-01T18:08:25.3360278Z invalid argument "docker.io//spring-jpa-demo:" for "-t, --tag" flag: invalid reference format
2020-12-01T18:08:25.3361378Z See 'docker build --help'.
2020-12-01T18:08:25.3400899Z ##[error]Command failed: docker build -f Dockerfile -t docker.io/***/spring-jpa-demo: .
2020-12-01T18:08:25.3543586Z Post job cleanup.
2020-12-01T18:08:25.4092004Z Post job cleanup.
2020-12-01T18:08:25.5211360Z [command]/usr/bin/git version
2020-12-01T18:08:25.5278893Z git version 2.29.2
2020-12-01T18:08:25.5320056Z [command]/usr/bin/git config --local --name-only --get-regexp core.sshCommand
2020-12-01T18:08:25.5357141Z [command]/usr/bin/git submodule foreach --recursive git config --local --name-only --get-regexp 'core.sshCommand' && git config --local --unset-all 'core.sshCommand' || :
2020-12-01T18:08:25.5755107Z [command]/usr/bin/git config --local --name-only --get-regexp http.https://github.com/.extraheader
2020-12-01T18:08:25.5795017Z http.https://github.com/.extraheader
2020-12-01T18:08:25.5805348Z [command]/usr/bin/git config --local --unset-all http.https://github.com/.extraheader
2020-12-01T18:08:25.5855869Z [command]/usr/bin/git submodule foreach --recursive git config --local --name-only --get-regexp 'http.https://github.com/.extraheader' && git config --local --unset-all 'http.https://github.com/.extraheader' || :
2020-12-01T18:08:25.6250174Z Cleaning up orphan processes