Changes:
[9223620](https://api.github.com/repos/aws/aws-sam-cli/commits/9223620ca2ff096b2e1a33f1257724df0a2dc9fd) - ci: Speed up unit test by caching the git clone (#3060)
[d46e49a](https://api.github.com/repos/aws/aws-sam-cli/commits/d46e49a24b541473752fe31e17639f56fcd2c2c3) - Revert "Revert "temp: disable testing against python 3.8, and enabled 3.7"" (#3102)
[ffe68b4](https://api.github.com/repos/aws/aws-sam-cli/commits/ffe68b4810b4315fbda5e5fb3629d2d8e1b26d69) - fix: fixing pipeline init integration test. (#3123)
[f885180](https://api.github.com/repos/aws/aws-sam-cli/commits/f8851809d91094cd0a2cf425db11885c2ac9184f) - chore: upgrade pylint to 2.9.0 (#3119)
[88c1f07](https://api.github.com/repos/aws/aws-sam-cli/commits/88c1f070a96a019a0a629b69daad71f0ab96da40) - fix: integration test case related to recent fix on ruby (#3124)
[35f2dab](https://api.github.com/repos/aws/aws-sam-cli/commits/35f2dabef1387ae397abafa6c4f091c344a9834e) - fix: add dockerhub default login server, improve logs to check docker pull limitation (#3137)
[234655e](https://api.github.com/repos/aws/aws-sam-cli/commits/234655e4cbc963e14a5e078b36902bd7a0498c70) - fix: add sample payload for 'sam local generate-event stepfunctions error' (#3043)
[0be8aa3](https://api.github.com/repos/aws/aws-sam-cli/commits/0be8aa3298782e397b9e7a0e527d2ea46d539279) - chore: removed unused code which was using pre-defined managed policy… (#3030)
[af08766](https://api.github.com/repos/aws/aws-sam-cli/commits/af0876600464716672f73dec13ef6e6f623edd51) - feat(public-ecr): Download Emulation images (#3152)
[7f5de6b](https://api.github.com/repos/aws/aws-sam-cli/commits/7f5de6ba233aa9529247d2fa36845b6947dd1d20) - fix(integ): Use images that are in public ecr (#3162)
[a77d9e0](https://api.github.com/repos/aws/aws-sam-cli/commits/a77d9e09e3739be6d802efa1394f2c8fe30ef13d) - Add ECR credentials for windows test (#3160)
[16b8b4f](https://api.github.com/repos/aws/aws-sam-cli/commits/16b8b4f010f71ac0e56d5c20cabc8f0812157634) - fix(integ): Fix Invalid image tag errors (#3163)
[ce16584](https://api.github.com/repos/aws/aws-sam-cli/commits/ce165843429c91abc2e07336541ea850c1131954) - Install aws cli in the windows test jobs (#3164)
[8f4571d](https://api.github.com/repos/aws/aws-sam-cli/commits/8f4571dc8c99037676bde0e9b769bdcb3faa7fcd) - fix(integ): Add missing image to have deploy integ tests work (#3165)
[0b05214](https://api.github.com/repos/aws/aws-sam-cli/commits/0b052141332d7659828527668c471c5978f66994) - chore: Update dateparser to 1.0, update TestBuildCommand_PythonFunctions_Images test requirement (#3172)
[96291f6](https://api.github.com/repos/aws/aws-sam-cli/commits/96291f6ceaa951fd5fa78686e1776d7e473cf535) - Python39 support for samcli (#3173)
[6e6aed6](https://api.github.com/repos/aws/aws-sam-cli/commits/6e6aed6c5a24dca4617a96d5f24c5e20b66c1410) - chore: bump SAM CLI version to 1.28.0 (#3174)
Hashes:
Filename | SHA256
--- | ---
**aws-sam-cli-1.28.0.sierra.bottle.tar.gz** | `274de0d6dc588c0c82a23ecb25f7e7368fbf78e2f20a87ab452781c255e6cbb9`
**aws-sam-cli-1.28.0.x86_64_linux.bottle.tar.gz** | `3f2e0a347e7b0f87722848f4a05b43379b8accf4f762ce1cadcc4dd7fcdda00a`
**AWS_SAM_CLI_64_PY3.msi** | `d4eed61e2e62efdbb4f61035a45dd3b567a65c4fd5e2a237fee506630ff279ea`
**aws-sam-cli-linux-x86_64.zip** | `85af4bc53538d0872bbb65eecc3dc36f04c7285a74f1d21b65932aaacdc43b77`