stdlib/aws: implemented s3

Signed-off-by: Sam Alba <sam.alba@gmail.com>

stdlib/aws/s3/s3.cue

@@ -0,0 +1,61 @@
+package s3
+
+import (
+	"dagger.io/dagger"
+	"dagger.io/aws"
+)
+
+// S3 file or Directory upload
+#Put: {
+
+	// AWS Config
+	config: aws.#Config
+
+	// Source Artifact to upload to S3
+	source?: dagger.#Artifact
+
+	// Source inlined as a string to upload to S3
+	sourceInline?: string
+
+	// Target S3 URL (eg. s3://<bucket-name>/<path>/<sub-path>)
+	target: string
+
+	// Object content type
+	contentType: string | *""
+
+	// URL of the uploaded S3 object
+	url: out
+
+	out: string
+	aws.#Script & {
+		files: {
+			if sourceInline != _|_ {
+				"/inputs/source": sourceInline
+			}
+			"/inputs/target": target
+			if contentType != "" {
+				"/inputs/content_type": contentType
+			}
+		}
+
+		export: "/url"
+
+		code: #"""
+			opts=""
+			if [ -d /inputs/source ]; then
+			    opts="--recursive"
+			fi
+			if [ -f /inputs/content_type ]; then
+			    opts="--content-type $(cat /inputs/content_type)"
+			fi
+			aws s3 cp $opts /inputs/source "$(cat /inputs/target)"
+			cat /inputs/target \
+			    | sed -E 's=^s3://([^/]*)/=https://\1.s3.amazonaws.com/=' \
+			    > /url
+			"""#
+
+		if sourceInline == _|_ {
+			mount: "/inputs/source": from: source
+		}
+	}
+}