CI: Migrate S3 actions locally from personal repos

Hosting the code for seemethere/download-artifact-s3 and
seemethere/upload-artifact-s3 locally to encorage more
coolaboration and maintainance of this action.
This first migration is based on v4.2.0

Issue: pytorch/ci-infra#242
Signed-off-by: Jessica Wagantall <[email protected]>

Author: jwagantall

.github/actionlint.yaml

@@ -8,3 +8,4 @@ self-hosted-runner:
     - linux.4xlarge.nvidia.gpu
     - linux.g5.4xlarge.nvidia.gpu
     - linux.g5.12xlarge.nvidia.gpu
+    - windows.4xlarge.nonephemeral

.github/actions/download-artifact-s3/.eslintignore

@@ -0,0 +1,3 @@
+node_modules/
+lib/
+dist/

.github/actions/download-artifact-s3/.eslintrc.json

@@ -0,0 +1,16 @@
+{
+    "env": { "node": true, "jest": true },
+    "parser": "@typescript-eslint/parser",
+    "parserOptions": { "ecmaVersion": 9, "sourceType": "module" },
+    "extends": [
+      "eslint:recommended",
+      "plugin:@typescript-eslint/eslint-recommended",
+      "plugin:@typescript-eslint/recommended",
+      "plugin:import/errors",
+      "plugin:import/warnings",
+      "plugin:import/typescript",
+      "plugin:prettier/recommended",
+      "prettier"
+    ],
+    "plugins": ["@typescript-eslint"]
+}

.github/actions/download-artifact-s3/.gitattributes

@@ -0,0 +1,2 @@
+* text=auto eol=lf
+.licenses/** -diff linguist-generated=true

.github/actions/download-artifact-s3/.gitignore

@@ -0,0 +1,5 @@
+# Ignore node_modules, ncc is used to compile nodejs modules into a single file in the releases branch
+node_modules/
+
+# Ignore js files that are transpiled from ts files in src/
+lib/

.github/actions/download-artifact-s3/.licensed.yml

@@ -0,0 +1,15 @@
+sources:
+  npm: true
+
+allowed:
+  - apache-2.0
+  - bsd-2-clause
+  - bsd-3-clause
+  - isc
+  - mit
+  - cc0-1.0
+  - unlicense
+
+reviewed:
+  npm:
+  - fs.realpath