https://docs.docker.com/engine/reference/commandline/login/#credentials-store

+ docker buildx build --pull --push --platform linux/amd64,linux/arm64 -t openmrs/openmrs-reference-application-3-gateway:nightly -t openmrs/openmrs-reference-application-3-gateway:dev3 gateway/
#1 [internal] load build definition from Dockerfile
#1 transferring dockerfile: 205B done
#1 DONE 0.1s

#2 resolve image config for docker.io/docker/dockerfile:1.3
#2 DONE 0.2s

#3 docker-image://docker.io/docker/dockerfile:1.3@sha256:42399d4635eddd7a9b8a24be879d2f9a930d0ed040a61324cfdf59ef1357b3b2
#3 resolve docker.io/docker/dockerfile:1.3@sha256:42399d4635eddd7a9b8a24be879d2f9a930d0ed040a61324cfdf59ef1357b3b2 0.0s done
#3 CACHED

#4 [internal] load .dockerignore
#4 transferring context: 2B done
#4 DONE 0.1s

#5 [linux/arm64 internal] load metadata for docker.io/library/nginx:1.25-alpine
#5 DONE 0.2s

#6 [linux/amd64 internal] load metadata for docker.io/library/nginx:1.25-alpine
#6 DONE 0.2s

#7 [internal] load build context
#7 transferring context: 3.48kB done
#7 DONE 0.1s

#8 [linux/amd64 1/3] FROM docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59
#8 resolve docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59 0.1s done
#8 CACHED

#9 [linux/arm64 1/3] FROM docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59
#9 resolve docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59 0.1s done
#9 ...

#10 [linux/amd64 2/3] COPY nginx.conf /etc/nginx/nginx.conf
#10 DONE 0.1s

#11 [linux/amd64 3/3] COPY default.conf.template /etc/nginx/templates/
#11 DONE 0.3s

#9 [linux/arm64 1/3] FROM docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59
#9 sha256:fed1b403bb450c0224238df1eb2d9af8f9efd61be1d1abbd0940bbb80980f014 1.40kB / 1.40kB 0.1s done
#9 sha256:2bc60ecca38f385d35f4cf58c7047d315e77d2e52f3bb39c8fbdd45294f50da2 367B / 367B 0.1s done
#9 sha256:392e92e0a8e8716f1428b71c898b1e2f07c39a75fc27f5635945a3bf34475490 12.32MB / 12.32MB 0.1s done
#9 sha256:11d942ec6258e61e5670630b04e6ff19557ba6fe473d3d68a9ef2285fb6448b6 1.21kB / 1.21kB 0.2s done
#9 sha256:9ba8827f116b0b4e4825a2aba56dfad74aa62dcc3e3273b0bcdc74ba4a2a5928 955B / 955B 0.1s done
#9 sha256:4eeb1ddd74042f3904dc0325edcfdd79604539143d9a67dd269d275a81ed4e3e 627B / 627B 0.1s done
#9 sha256:0ed066aadd11be55cbef5f218d61cb795547d2f95f69377a2cb8d7cc04a9eeae 1.93MB / 1.93MB 0.1s done
#9 sha256:2c03dbb20264f09924f9eab176da44e5421e74a78b09531d3c63448a7baa7c59 3.33MB / 3.33MB 0.1s done
#9 DONE 0.9s

#9 [linux/arm64 1/3] FROM docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59
#9 extracting sha256:2c03dbb20264f09924f9eab176da44e5421e74a78b09531d3c63448a7baa7c59 0.1s done
#9 DONE 1.0s

#9 [linux/arm64 1/3] FROM docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59
#9 extracting sha256:0ed066aadd11be55cbef5f218d61cb795547d2f95f69377a2cb8d7cc04a9eeae 0.1s done
#9 DONE 1.1s

#9 [linux/arm64 1/3] FROM docker.io/library/nginx:1.25-alpine@sha256:a59278fd22a9d411121e190b8cec8aa57b306aa3332459197777583beb728f59
#9 extracting sha256:4eeb1ddd74042f3904dc0325edcfdd79604539143d9a67dd269d275a81ed4e3e 0.0s done
#9 extracting sha256:9ba8827f116b0b4e4825a2aba56dfad74aa62dcc3e3273b0bcdc74ba4a2a5928 0.0s done
#9 extracting sha256:2bc60ecca38f385d35f4cf58c7047d315e77d2e52f3bb39c8fbdd45294f50da2 0.0s done
#9 extracting sha256:11d942ec6258e61e5670630b04e6ff19557ba6fe473d3d68a9ef2285fb6448b6 0.0s done
#9 extracting sha256:fed1b403bb450c0224238df1eb2d9af8f9efd61be1d1abbd0940bbb80980f014
#9 extracting sha256:fed1b403bb450c0224238df1eb2d9af8f9efd61be1d1abbd0940bbb80980f014 0.0s done
#9 extracting sha256:392e92e0a8e8716f1428b71c898b1e2f07c39a75fc27f5635945a3bf34475490
#9 extracting sha256:392e92e0a8e8716f1428b71c898b1e2f07c39a75fc27f5635945a3bf34475490 0.3s done
#9 DONE 1.6s

#12 [linux/arm64 2/3] COPY nginx.conf /etc/nginx/nginx.conf
#12 DONE 0.1s

#13 [linux/arm64 3/3] COPY default.conf.template /etc/nginx/templates/
#13 DONE 0.1s

#14 exporting to image
#14 exporting layers
#14 exporting layers 0.4s done
#14 exporting manifest sha256:43cf354c2233bfe0c8e71689b5d968bdc2f4c01b77cbca4043de85690049b9db 0.0s done
#14 exporting config sha256:9656524123b5e6fd31cb4f3b8461222b3f2ae68e6b516b5f88a3a14cf1091354 0.0s done
#14 exporting manifest sha256:d5696c596d376dff0ba120a85399ea96445c77c3a14a73446bfe8a84858d657b 0.0s done
#14 exporting config sha256:03aed6f9bda08d884b2fc0e9a3927e4d9eecf0aaa4497ac0f5e18a03c9f2d25a 0.0s done
#14 exporting manifest list sha256:d18659e96df530f69bedc08a76282cb2dcfb4e4ddddbd5e5299133e49be31491 0.0s done
#14 ...

#15 [auth] openmrs/openmrs-reference-application-3-gateway:pull,push token for registry-1.docker.io
#15 DONE 0.0s

#14 exporting to image
#14 pushing layers
#14 pushing layers 1.7s done
#14 pushing manifest for docker.io/openmrs/openmrs-reference-application-3-gateway:nightly@sha256:d18659e96df530f69bedc08a76282cb2dcfb4e4ddddbd5e5299133e49be31491
#14 pushing manifest for docker.io/openmrs/openmrs-reference-application-3-gateway:nightly@sha256:d18659e96df530f69bedc08a76282cb2dcfb4e4ddddbd5e5299133e49be31491 0.8s done
#14 pushing layers 0.6s done
#14 pushing manifest for docker.io/openmrs/openmrs-reference-application-3-gateway:dev3@sha256:d18659e96df530f69bedc08a76282cb2dcfb4e4ddddbd5e5299133e49be31491
#14 pushing manifest for docker.io/openmrs/openmrs-reference-application-3-gateway:dev3@sha256:d18659e96df530f69bedc08a76282cb2dcfb4e4ddddbd5e5299133e49be31491 0.4s done
#14 DONE 4.0s