feat: Support usage of AWS Profiles (#1696)

* Support usage of AWS Profiles

* squash merge main updates w feature branch
Squashed commit of the following:

commit ef2df4679f908ff30d5a711258ace2fa906c4bf3
Author: Michael Lehmann <lehmanmj@amazon.com>
Date:   Tue Mar 17 11:24:04 2026 -0700

    dist update

commit db3779a0e9
Author: Jan Feddern <jf@novatec-gmbh.de>
Date:   Sun Dec 21 11:28:36 2025 +0100

    Support usage of AWS Profiles

* chore: Update dist

* consistent outputEnvCredentials

* take out tests temporarily

* chore: Update dist

* debug changes for static creds

* remove debug and only cleanup profile if it was set

* formatting fixes + remove profile from cleanup test

* feat: Support usage of AWS Profiles

Adds a config option to support writing to profile files instead of
exporting environment variables.

Closes #1594. Closes #1586. Closes #112.

* chore: fix failing test case and windows path

* chore: lint project markdown files

* chore: update scripts in package.json and tsconfig update

* make env vars consistent, readme linting

* debug for profile path env vars

* remove debug

* remove profile backups

* error if we try to overwrite

* add option to overwrite existing profiles

* tests for overwrite option

* default to no env vars

* remove default from action file

* add static credential env var support

* validation fix for static creds multi profile

* debug sleep for static creds validation

* wait syntax

* undo sleep for creds validate

* test coverage, readme/action yml updates, validate creds later on self-hosted runner

* security dependency updates

* chore(deps-dev): bump @biomejs/biome from 2.4.8 to 2.4.10 (#1709)

Bumps [@biomejs/biome](https://github.com/biomejs/biome/tree/HEAD/packages/@biomejs/biome) from 2.4.8 to 2.4.10.
- [Release notes](https://github.com/biomejs/biome/releases)
- [Changelog](https://github.com/biomejs/biome/blob/main/packages/@biomejs/biome/CHANGELOG.md)
- [Commits](https://github.com/biomejs/biome/commits/@biomejs/biome@2.4.10/packages/@biomejs/biome)

---
updated-dependencies:
- dependency-name: "@biomejs/biome"
  dependency-version: 2.4.10
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* chore(deps-dev): bump @aws-sdk/credential-provider-env (#1713)

Bumps [@aws-sdk/credential-provider-env](https://github.com/aws/aws-sdk-js-v3/tree/HEAD/packages-internal/credential-provider-env) from 3.972.22 to 3.972.24.
- [Release notes](https://github.com/aws/aws-sdk-js-v3/releases)
- [Changelog](https://github.com/aws/aws-sdk-js-v3/blob/main/packages-internal/credential-provider-env/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-js-v3/commits/HEAD/packages-internal/credential-provider-env)

---
updated-dependencies:
- dependency-name: "@aws-sdk/credential-provider-env"
  dependency-version: 3.972.24
  dependency-type: direct:development
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* chore: Update dist

* chore(deps): bump @aws-sdk/client-sts from 3.1015.0 to 3.1020.0 (#1710)

Bumps [@aws-sdk/client-sts](https://github.com/aws/aws-sdk-js-v3/tree/HEAD/clients/client-sts) from 3.1015.0 to 3.1020.0.
- [Release notes](https://github.com/aws/aws-sdk-js-v3/releases)
- [Changelog](https://github.com/aws/aws-sdk-js-v3/blob/main/clients/client-sts/CHANGELOG.md)
- [Commits](https://github.com/aws/aws-sdk-js-v3/commits/v3.1020.0/clients/client-sts)

---
updated-dependencies:
- dependency-name: "@aws-sdk/client-sts"
  dependency-version: 3.1020.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

* chore: Update dist

* fix: do not write empty profile files

Also cleanup fix, additional test, README typo cleanup

* linting fix

* chore: linting fix

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: Jan Feddern <jf@novatec-gmbh.de>
Co-authored-by: Michael Lehmann <lehmanmj@amazon.com>
Co-authored-by: GitHub Actions <github-aws-sdk-osds-automation@amazon.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

package.json

@@ -4,8 +4,8 @@
   "version": "6.0.0",
   "scripts": {
     "build": "tsc",
-    "lint": "biome check --error-on-warnings ./src",
-    "lint:fix": "biome check --write ./src",
+    "lint": "biome check --error-on-warnings ./src && markdownlint -i node_modules -i CHANGELOG.md '**/*.md'",
+    "lint:fix": "biome check --write ./src && markdownlint -i node_modules -i CHANGELOG.md -f '**/*.md'",
     "package": "esbuild src/index.ts --bundle --platform=node --target=node24 --outfile=dist/index.js && esbuild src/cleanup/index.ts --bundle --platform=node --target=node24 --outfile=dist/cleanup/index.js && npm run license",
     "test": "npm run lint && vitest run && npm run build",
     "clean": "del-cli coverage test-reports node_modules",
@@ -26,6 +26,7 @@
     "esbuild": "^0.27.4",
     "generate-license-file": "^4.1.1",
     "json-schema": "^0.4.0",
+    "markdownlint-cli": "^0.48.0",
     "memfs": "^4.57.1",
     "standard-version": "^9.5.0",
     "typescript": "^6.0.2",