feat: implement ability to disable avatars (#4091)

Co-authored-by: uponminiature <226739065+uponminiature@users.noreply.github.com>

internal/support/cli/args.go

@@ -23,6 +23,7 @@ type Args struct {
 	AuthHeaderFilter string              `arg:"--auth-header-filter,env:DOZZLE_AUTH_HEADER_FILTER" default:"Remote-Filter" help:"sets the HTTP Header to use for filtering in Forward Proxy configuration."`
 	EnableActions    bool                `arg:"--enable-actions,env:DOZZLE_ENABLE_ACTIONS" default:"false" help:"enables essential actions on containers from the web interface."`
 	EnableShell      bool                `arg:"--enable-shell,env:DOZZLE_ENABLE_SHELL" default:"false" help:"enables shell access to containers from the web interface."`
+	DisableAvatars   bool                `arg:"--disable-avatars,env:DOZZLE_DISABLE_AVATARS" default:"false" help:"disables avatars for authenticated users."`
 	FilterStrings    []string            `arg:"env:DOZZLE_FILTER,--filter,separate" help:"filters docker containers using Docker syntax."`
 	Filter           map[string][]string `arg:"-"`
 	RemoteHost       []string            `arg:"env:DOZZLE_REMOTE_HOST,--remote-host,separate" help:"list of hosts to connect remotely"`

internal/web/index.go

@@ -51,6 +51,7 @@ func (h *handler) executeTemplate(w http.ResponseWriter, req *http.Request) {
 		config["hosts"] = hosts
 		config["enableActions"] = h.config.EnableActions
 		config["enableShell"] = h.config.EnableShell
+		config["disableAvatars"] = h.config.DisableAvatars
 	}
 
 	if user != nil {

internal/web/routes.go

@@ -27,16 +27,17 @@ const (
 
 // Config is a struct for configuring the web service
 type Config struct {
-	Base          string
-	Addr          string
-	Version       string
-	Hostname      string
-	NoAnalytics   bool
-	Dev           bool
-	Authorization Authorization
-	EnableActions bool
-	EnableShell   bool
-	Labels        container.ContainerLabels
+	Base           string
+	Addr           string
+	Version        string
+	Hostname       string
+	NoAnalytics    bool
+	Dev            bool
+	Authorization  Authorization
+	EnableActions  bool
+	EnableShell    bool
+	DisableAvatars bool
+	Labels         container.ContainerLabels
 }
 
 type Authorization struct {
@@ -122,7 +123,9 @@ func createRouter(h *handler) *chi.Mux {
 					r.Get("/hosts/{host}/containers/{id}/exec", h.exec)
 				}
 				r.Get("/releases", h.releases)
-				r.Get("/profile/avatar", h.avatar)
+				if !h.config.DisableAvatars {
+					r.Get("/profile/avatar", h.avatar)
+				}
 				r.Patch("/profile", h.updateProfile)
 				r.Get("/version", h.version)
 				if log.Debug().Enabled() {