API handler opts modifier (#26148)

* POC for API handler opts modifier

* Made upload POSt api a  file upload API

* Specified file upload local API

* Specified file upload local API

* Specified file upload API

* Simplified handler params

* Added basic security checks

* Fixed i18n

* used type for API handler options

* Removed limited reader from util deserializers (#26263)

server/channels/api4/data_retention.go

@@ -264,7 +264,7 @@ func searchTeamsInPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 func addTeamsToPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 	c.RequirePolicyId()
 	policyId := c.Params.PolicyId
-	teamIDs, err := model.SortedArrayFromJSON(r.Body, *c.App.Config().ServiceSettings.MaximumPayloadSizeBytes)
+	teamIDs, err := model.SortedArrayFromJSON(r.Body)
 	if err != nil {
 		c.Err = model.NewAppError("addTeamsToPolicy", model.PayloadParseError, nil, "", http.StatusBadRequest).Wrap(err)
 		return
@@ -291,7 +291,7 @@ func addTeamsToPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 func removeTeamsFromPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 	c.RequirePolicyId()
 	policyId := c.Params.PolicyId
-	teamIDs, err := model.SortedArrayFromJSON(r.Body, *c.App.Config().ServiceSettings.MaximumPayloadSizeBytes)
+	teamIDs, err := model.SortedArrayFromJSON(r.Body)
 	if err != nil {
 		c.Err = model.NewAppError("removeTeamsFromPolicy", model.PayloadParseError, nil, "", http.StatusBadRequest).Wrap(err)
 		return
@@ -383,7 +383,7 @@ func searchChannelsInPolicy(c *Context, w http.ResponseWriter, r *http.Request)
 func addChannelsToPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 	c.RequirePolicyId()
 	policyId := c.Params.PolicyId
-	channelIDs, err := model.SortedArrayFromJSON(r.Body, *c.App.Config().ServiceSettings.MaximumPayloadSizeBytes)
+	channelIDs, err := model.SortedArrayFromJSON(r.Body)
 	if err != nil {
 		c.Err = model.NewAppError("addChannelsToPolicy", model.PayloadParseError, nil, "", http.StatusBadRequest).Wrap(err)
 		return
@@ -411,7 +411,7 @@ func addChannelsToPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 func removeChannelsFromPolicy(c *Context, w http.ResponseWriter, r *http.Request) {
 	c.RequirePolicyId()
 	policyId := c.Params.PolicyId
-	channelIDs, err := model.SortedArrayFromJSON(r.Body, *c.App.Config().ServiceSettings.MaximumPayloadSizeBytes)
+	channelIDs, err := model.SortedArrayFromJSON(r.Body)
 	if err != nil {
 		c.Err = model.NewAppError("removeChannelsFromPolicy", model.PayloadParseError, nil, "", http.StatusBadRequest).Wrap(err)
 		return