Swift 5.8 docker images are available (#298)

* Swift 5.8 docker images are available

* Add docker-compose file for Swift 5.9

* Fix image name

Author: yim-lee

docker/docker-compose.al2.58.yaml

@@ -6,7 +6,7 @@ services:
     image: swift-aws-lambda:al2-5.8
     build:
       args:
-        base_image: "swiftlang/swift:nightly-5.8-amazonlinux2"
+        swift_version: "5.8"
 
   test:
     image: swift-aws-lambda:al2-5.8

docker/docker-compose.al2.59.yaml

@@ -0,0 +1,18 @@
+version: "3"
+
+services:
+
+  runtime-setup:
+    image: swift-aws-lambda:al2-5.9
+    build:
+      args:
+        base_image: "swiftlang/swift:nightly-5.9-amazonlinux2"
+
+  test:
+    image: swift-aws-lambda:al2-5.9
+
+  test-examples:
+    image: swift-aws-lambda:al2-5.9
+
+  shell:
+    image: swift-aws-lambda:al2-5.9