add decoding of authorization header

asciidocs/docs/http-filter-auth.adoc

@@ -143,6 +143,17 @@ GET http://localhost:8080/hello
 Authorization: Basic am9objpkb2U=
 ----
 
+.gesendeter GET-Request (Tools | HTTP Client | 'Show HTTP Requests History')
+----
+GET http://localhost:8080/hello
+Authorization: Basic am9objpkb2U=
+User-Agent: IntelliJ HTTP Client/IntelliJ IDEA 2024.3 EAP
+Accept-Encoding: br, deflate, gzip, x-gzip
+Accept: */*
+content-length: 0
+----
+
+
 .Im Server-Log gibt es nun folgende Einträge
 ----
 2024-09-28 18:16:37,704 INFO  [at.htl.aut.AuthenticationFilter] (executor-thread-1) Container Request Filter for authentication - Wer bin ich?
@@ -251,6 +262,15 @@ GET http://localhost:8080/hello
 Authorization: Basic am9objpkb2U=
 ----
 
+.Response
+----
+HTTP/1.1 200 OK
+Content-Type: text/plain;charset=UTF-8
+content-length: 14
+
+Hello RESTEasy
+----
+
 .Im Server-Log gibt es nun folgende Einträge
 ----
 2024-09-28 20:40:29,403 INFO  [at.htl.aut.AuthenticationFilter] (executor-thread-1) Container Request Filter for authentication - Wer bin ich?
@@ -264,6 +284,14 @@ Authorization: Basic am9objpkb2U=
 GET http://localhost:8080/hello
 ----
 
+.Response
+----
+HTTP/1.1 401 Unauthorized
+content-length: 0
+
+<Response body is empty>
+----
+
 .Im Server-Log gibt es nun folgende Einträge
 ----
 2024-09-29 06:16:03,656 INFO  [at.htl.aut.AuthenticationFilter] (executor-thread-1) Container Request Filter for authentication - Wer bin ich?

labs/http-filter-auth/http-requests/requests.http

@@ -1,12 +1,13 @@
+### 1 GET /hello ohne auth
+
 GET http://localhost:8080/hello
 Content-Type: */*
 
-###
+### 2 GET /hello mit auth
 
 # echo -n "john:doe" | base64
 GET http://localhost:8080/hello
 Authorization: Basic am9objpkb2U=
 
 ###
 
-