Set AWS.jl user agent during package initialization (#743)

* Set AWS.jl user agent during package initialization

* Set project version to v1.97.1

Author: omus

Project.toml

@@ -1,7 +1,7 @@
 name = "AWS"
 uuid = "fbe9abb3-538b-5e4e-ba9e-bc94f4f92ebc"
 license = "MIT"
-version = "1.97.0"
+version = "1.97.1"
 
 [deps]
 Base64 = "2a0f44e3-6c83-55bd-87e4-b1978d98bd5f"

src/AWS.jl

@@ -46,7 +46,7 @@ include("deprecated.jl")
 using ..AWSExceptions
 using ..AWSExceptions: AWSException
 
-const user_agent = Ref{String}("AWS.jl/$(pkgversion(@__MODULE__()))")
+const user_agent = Ref{String}()
 const aws_config = Ref{AbstractAWSConfig}()
 
 """
@@ -469,6 +469,10 @@ function (service::ServiceWrapper)(args...; feature_set=nothing, kwargs...)
 end
 
 function __init__()
+    pkg_module = @__MODULE__()
+    pkg_version = pkgversion(pkg_module)
+    user_agent[] = "$(nameof(pkg_module)).jl/$(pkg_version)"
+
     DEFAULT_BACKEND[] = HTTPBackend()
     return nothing
 end