update auth methods in internal api doc

Author: johha

docs/internal/README.md

@@ -13,14 +13,13 @@ We do not recommend using internal API endpoints for anything other than their i
 
 **Intended Consumer:** Diego staging task completion callback
 
-**Auth Mechanism:** MTLS + Basic Auth
-
+**Auth Mechanism:** mTLS
 ### POST /internal/v3/staging/:staging_guid/build_completed
 **Description:** Marks build as completed or failed.
 
 **Intended Consumer:** Diego staging task completion callback
 
-**Auth Mechanism:** MTLS + Basic Auth
+**Auth Mechanism:** mTLS
 
 ### GET /internal/apps/:guid/ssh_access/:index
 **Description:** Check if a user is able to ssh into a process container
@@ -34,49 +33,49 @@ We do not recommend using internal API endpoints for anything other than their i
 
 **Intended Consumer:** ??? (Probably intended for Diego staging task, but it looks like they use direct download from the blobstore now)
 
-**Auth Mechanism:** Basic Auth
+**Auth Mechanism:** mTLS
 
 ### GET /staging/packages/:guid
 **Description:** Download a package if the blobstore is local (NFS server mounted on the CC)
 
 **Intended Consumer:** Diego staging task
 
-**Auth Mechanism:** Basic Auth
+**Auth Mechanism:** mTLS
 
 ### GET /staging/v3/droplets/:guid/download
 **Description:** Download a droplet if the blobstore is local (NFS server mounted on the CC)
 
 **Intended Consumer:** Diego running task or process
 
-**Auth Mechanism:** Basic Auth
+**Auth Mechanism:** mTLS
 
 ### GET /staging/v3/buildpack_cache/:stack/:app_guid/download
 **Description:** Download buildpack cache for a given stack and app combination
 
 **Intended Consumer:** Diego staging task
 
-**Auth Mechanism:** Basic Auth
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v2/droplets/:guid/:droplet_checksum/download
 **Description:** (Deprecated) Permalink for downloading a droplet. Use `GET /internal/v4/droplets/:guid/:droplet_checksum/download` instead.
 
 **Intended Consumer:** Diego running task or process
 
-**Auth Mechanism:** None (redirects to MTLS endpoint if CC is configured for MTLS)
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v4/droplets/:guid/:droplet_checksum/download
 **Description:** Permalink for downloading a droplet.
 
 **Intended Consumer:** Diego running task or process
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### POST /internal/v4/apps/:process_guid/crashed
 **Description:** Create crash audit event for process
 
 **Intended Consumer:** TPS Watcher
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v4/log_access/:app_guid
 **Description:** Check if a user has access to the log stream for an app
@@ -90,60 +89,60 @@ We do not recommend using internal API endpoints for anything other than their i
 
 **Intended Consumer:** Bits Service
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v4/syslog_drain_urls
 **Description:** Return list of syslog drain urls from logging services
 
 **Intended Consumer:** Loggregator
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v5/syslog_drain_urls
 **Description:** Return list of syslog drain urls from logging services. Intends to replace v4 version. 
 
 **Intended Consumer:** Loggregator
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### POST /internal/v4/tasks/:task_guid/completed
 **Description:** Marks task as complete
 
 **Intended Consumer:** Application task running on Diego cell
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### POST /internal/v4/droplets/:guid/upload
 **Description:** Uploads droplet
 
 **Intended Consumer:** CC Uploader
 
-**Auth Mechanism:** MTLS + Basic Auth
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v4/staging_jobs/:guid
 **Description:** Returns progress of droplet upload job
 
 **Intended Consumer:** CC Uploader
 
-**Auth Mechanism:** MTLS + Basic Auth
+**Auth Mechanism:** mTLS
 
 ### POST /internal/v4/buildpack_cache/:stack_name/:guid/upload
 **Description:** Uploads buildpack cache for a stack name and app guid
 
 **Intended Consumer:** CC Uploader
 
-**Auth Mechanism:** MTLS + Basic Auth
+**Auth Mechanism:** mTLS
 
 ### POST /internal/v4/metrics
 **Description:** Returns CAPI metrics
 
 **Intended Consumer:** Prom Scraper
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS
 
 ### GET /internal/v4/asg_latest_update
 **Description:** Returns timestamp of the last Application Security Group update
 
 **Intended Consumer:** Diego
 
-**Auth Mechanism:** MTLS
+**Auth Mechanism:** mTLS