stdlib: added package doc strings

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

stdlib/aws/aws.cue

@@ -1,3 +1,4 @@
+// AWS base package
 package aws
 
 import (
@@ -6,7 +7,7 @@ import (
 	"dagger.io/alpine"
 )
 
-// Base AWS Config
+// AWS Config shared by all AWS packages
 #Config: {
 	// AWS region
 	region: string @dagger(input)

stdlib/aws/cloudformation/cloudformation.cue

@@ -1,3 +1,4 @@
+// AWS Cloud Formation
 package cloudformation
 
 import (

stdlib/aws/ecr/ecr.cue

@@ -1,3 +1,4 @@
+// Amazon Elastic Container Registry (ECR)
 package ecr
 
 import (

stdlib/aws/ecs/run-task.cue

@@ -1,10 +1,11 @@
+// AWS Elastic Container Service (ECS)
 package ecs
 
 import (
 	"dagger.io/aws"
 )
 
-// RunTask implement ecs run-task
+// RunTask implements ecs run-task for running a single container on ECS
 #RunTask: {
 
 	// AWS Config

stdlib/aws/eks/eks.cue

@@ -1,3 +1,4 @@
+// AWS Elastic Kubernetes Service (EKS)
 package eks
 
 import (

stdlib/aws/elb/elb.cue

@@ -1,3 +1,4 @@
+// AWS Elastic Load Balancer (ELBv2)
 package elb
 
 import (
@@ -5,7 +6,7 @@ import (
 	"dagger.io/aws"
 )
 
-// Returns a non-taken rule priority (randomized)
+// Returns an unused rule priority (randomized in available range)
 #RandomRulePriority: {
 	// AWS Config
 	config: aws.#Config

stdlib/aws/rds/rds.cue

@@ -1,3 +1,4 @@
+// AWS Relational Database Service (RDS)
 package rds
 
 import (
@@ -6,6 +7,7 @@ import (
 	"dagger.io/aws"
 )
 
+// Creates a new Database on an existing RDS Instance
 #CreateDB: {
 	// AWS Config
 	config: aws.#Config
@@ -19,6 +21,7 @@ import (
 	// ARN of the database secret (for connecting via rds api)
 	secretArn: string @dagger(input)
 
+	// Database type MySQL or PostgreSQL (Aurora Serverless only)
 	dbType: "mysql" | "postgres" @dagger(input)
 
 	// Name of the DB created
@@ -79,6 +82,7 @@ import (
 	}
 }
 
+// Creates a new user credentials on an existing RDS Instance
 #CreateUser: {
 	// AWS Config
 	config: aws.#Config
@@ -95,8 +99,10 @@ import (
 	// ARN of the database secret (for connecting via rds api)
 	secretArn: string @dagger(input)
 
+	// Name of the database to grants access to
 	grantDatabase: string | *"" @dagger(input)
 
+	// Database type MySQL or PostgreSQL (Aurora Serverless only)
 	dbType: "mysql" | "postgres" @dagger(input)
 
 	// Outputed username
@@ -185,6 +191,7 @@ import (
 	}
 }
 
+// Fetches information on an existing RDS Instance
 #Instance: {
 	// AWS Config
 	config: aws.#Config

stdlib/aws/s3/s3.cue

@@ -1,3 +1,4 @@
+// AWS Simple Storage Service
 package s3
 
 import (
@@ -6,7 +7,7 @@ import (
 	"dagger.io/aws"
 )
 
-// S3 file or Directory upload
+// S3 Bucket upload (file or directory)
 #Put: {
 
 	// AWS Config
@@ -91,7 +92,7 @@ import (
 	}
 }
 
-// S3 Sync
+// S3 Bucket sync
 #Sync: {
 	// AWS Config
 	config: aws.#Config