[chore] update dependencies, bump to Go 1.19.1 (#826)

* update dependencies, bump Go version to 1.19

* bump test image Go version

* update golangci-lint

* update gotosocial-drone-build

* sign

* linting, go fmt

* update swagger docs

* update swagger docs

* whitespace

* update contributing.md

* fuckin whoopsie doopsie

* linterino, linteroni

* fix followrequest test not starting processor

* fix other api/client tests not starting processor

* fix remaining tests where processor not started

* bump go-runners version

* don't check last-webfingered-at, processor may have updated this

* update swagger command

* update bun to latest version

* fix embed to work the same as before with new bun

Signed-off-by: kim <grufwub@gmail.com>
Co-authored-by: tsmethurst <tobi.smethurst@protonmail.com>

vendor/github.com/jackc/pgproto3/v2/backend.go

@@ -2,6 +2,7 @@ package pgproto3
 
 import (
 	"encoding/binary"
+	"errors"
 	"fmt"
 	"io"
 )
@@ -30,11 +31,10 @@ type Backend struct {
 	sync           Sync
 	terminate      Terminate
 
-	bodyLen      int
-	msgType      byte
-	partialMsg   bool
-	authType     uint32
-	
+	bodyLen    int
+	msgType    byte
+	partialMsg bool
+	authType   uint32
 }
 
 const (
@@ -115,6 +115,9 @@ func (b *Backend) Receive() (FrontendMessage, error) {
 		b.msgType = header[0]
 		b.bodyLen = int(binary.BigEndian.Uint32(header[1:])) - 4
 		b.partialMsg = true
+		if b.bodyLen < 0 {
+			return nil, errors.New("invalid message with negative body length received")
+		}
 	}
 
 	var msg FrontendMessage
@@ -147,6 +150,8 @@ func (b *Backend) Receive() (FrontendMessage, error) {
 			msg = &SASLResponse{}
 		case AuthTypeSASLFinal:
 			msg = &SASLResponse{}
+		case AuthTypeGSS, AuthTypeGSSCont:
+			msg = &GSSResponse{}
 		case AuthTypeCleartextPassword, AuthTypeMD5Password:
 			fallthrough
 		default: