diff --git a/.gitignore b/.gitignore
index 7888288..b529a72 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,7 @@
 discordo*
 
+.golangci*
+
 # Visual Studio Code
 .vscode/
 
diff --git a/cmd/app.go b/cmd/application.go
similarity index 84%
rename from cmd/app.go
rename to cmd/application.go
index c355b7e..8ce7ba6 100644
--- a/cmd/app.go
+++ b/cmd/application.go
@@ -11,21 +11,21 @@ import (
 	"github.com/zalando/go-keyring"
 )
 
-type App struct {
+type application struct {
 	*tview.Application
 
 	cfg *config.Config
 
 	pages        *tview.Pages
 	flex         *tview.Flex
-	guildsTree   *GuildsTree
-	messagesText *MessagesText
-	messageInput *MessageInput
+	guildsTree   *guildsTree
+	messagesText *messagesText
+	messageInput *messageInput
 }
 
-func newApp(cfg *config.Config) *App {
+func newApp(cfg *config.Config) *application {
 	app := tview.NewApplication()
-	a := &App{
+	a := &application{
 		Application: app,
 
 		cfg: cfg,
@@ -43,7 +43,7 @@ func newApp(cfg *config.Config) *App {
 	return a
 }
 
-func (app *App) show(token string) error {
+func (app *application) show(token string) error {
 	if token == "" {
 		loginForm := login.NewForm(app.cfg, app.Application, func(token string) {
 			if err := app.show(token); err != nil {
@@ -65,7 +65,7 @@ func (app *App) show(token string) error {
 	return nil
 }
 
-func (app *App) run(token string) error {
+func (app *application) run(token string) error {
 	if err := app.show(token); err != nil {
 		return err
 	}
@@ -73,13 +73,13 @@ func (app *App) run(token string) error {
 	return app.Run()
 }
 
-func (a *App) clearPages() {
+func (a *application) clearPages() {
 	for _, name := range a.pages.GetPageNames(false) {
 		a.pages.RemovePage(name)
 	}
 }
 
-func (a *App) init() {
+func (a *application) init() {
 	a.clearPages()
 	a.flex.Clear()
 
@@ -93,7 +93,7 @@ func (a *App) init() {
 	a.pages.AddAndSwitchToPage("flex", a.flex, true)
 }
 
-func (app *App) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
+func (app *application) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	switch event.Name() {
 	case app.cfg.Keys.Quit:
 		if discordState != nil {
@@ -111,7 +111,7 @@ func (app *App) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	return event
 }
 
-func (app *App) onFlexInputCapture(event *tcell.EventKey) *tcell.EventKey {
+func (app *application) onFlexInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	switch event.Name() {
 	case app.cfg.Keys.FocusGuildsTree:
 		app.SetFocus(app.guildsTree)
diff --git a/cmd/guilds_tree.go b/cmd/guilds_tree.go
index 37ec9df..9449bd6 100644
--- a/cmd/guilds_tree.go
+++ b/cmd/guilds_tree.go
@@ -15,15 +15,15 @@ import (
 	"github.com/rivo/tview"
 )
 
-type GuildsTree struct {
+type guildsTree struct {
 	*tview.TreeView
 	cfg               *config.Config
 	app               *tview.Application
 	selectedChannelID discord.ChannelID
 }
 
-func newGuildsTree(app *tview.Application, cfg *config.Config) *GuildsTree {
-	gt := &GuildsTree{
+func newGuildsTree(app *tview.Application, cfg *config.Config) *guildsTree {
+	gt := &guildsTree{
 		TreeView: tview.NewTreeView(),
 		cfg:      cfg,
 		app:      app,
@@ -42,7 +42,7 @@ func newGuildsTree(app *tview.Application, cfg *config.Config) *GuildsTree {
 	return gt
 }
 
-func (gt *GuildsTree) createFolderNode(folder gateway.GuildFolder) {
+func (gt *guildsTree) createFolderNode(folder gateway.GuildFolder) {
 	var name string
 	if folder.Name == "" {
 		name = "Folder"
@@ -66,14 +66,14 @@ func (gt *GuildsTree) createFolderNode(folder gateway.GuildFolder) {
 	}
 }
 
-func (gt *GuildsTree) createGuildNode(n *tview.TreeNode, g discord.Guild) {
+func (gt *guildsTree) createGuildNode(n *tview.TreeNode, g discord.Guild) {
 	guildNode := tview.NewTreeNode(g.Name)
 	guildNode.SetReference(g.ID)
 	guildNode.SetColor(tcell.GetColor(gt.cfg.Theme.GuildsTree.GuildColor))
 	n.AddChild(guildNode)
 }
 
-func (gt *GuildsTree) channelToString(c discord.Channel) string {
+func (gt *guildsTree) channelToString(c discord.Channel) string {
 	switch c.Type {
 	case discord.DirectMessage, discord.GroupDM:
 		if c.Name != "" {
@@ -102,7 +102,7 @@ func (gt *GuildsTree) channelToString(c discord.Channel) string {
 	}
 }
 
-func (gt *GuildsTree) createChannelNode(n *tview.TreeNode, c discord.Channel) *tview.TreeNode {
+func (gt *guildsTree) createChannelNode(n *tview.TreeNode, c discord.Channel) *tview.TreeNode {
 	if c.Type != discord.DirectMessage && c.Type != discord.GroupDM {
 		ps, err := discordState.Permissions(c.ID, discordState.Ready().User.ID)
 		if err != nil {
@@ -122,7 +122,7 @@ func (gt *GuildsTree) createChannelNode(n *tview.TreeNode, c discord.Channel) *t
 	return channelNode
 }
 
-func (gt *GuildsTree) createChannelNodes(n *tview.TreeNode, cs []discord.Channel) {
+func (gt *guildsTree) createChannelNodes(n *tview.TreeNode, cs []discord.Channel) {
 	var orphanChs []discord.Channel
 	for _, ch := range cs {
 		if ch.Type != discord.GuildCategory && !ch.ParentID.IsValid() {
@@ -165,7 +165,7 @@ PARENT_CHANNELS:
 	}
 }
 
-func (gt *GuildsTree) onSelected(n *tview.TreeNode) {
+func (gt *guildsTree) onSelected(n *tview.TreeNode) {
 	gt.selectedChannelID = 0
 
 	app.messagesText.reset()
@@ -227,7 +227,7 @@ func (gt *GuildsTree) onSelected(n *tview.TreeNode) {
 	}
 }
 
-func (gt *GuildsTree) collapseParentNode(node *tview.TreeNode) {
+func (gt *guildsTree) collapseParentNode(node *tview.TreeNode) {
 	gt.
 		GetRoot().
 		Walk(func(n, parent *tview.TreeNode) bool {
@@ -241,7 +241,7 @@ func (gt *GuildsTree) collapseParentNode(node *tview.TreeNode) {
 		})
 }
 
-func (gt *GuildsTree) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
+func (gt *guildsTree) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	switch event.Name() {
 	case gt.cfg.Keys.GuildsTree.CollapseParentNode:
 		gt.collapseParentNode(gt.GetCurrentNode())
diff --git a/cmd/message_input.go b/cmd/message_input.go
index b079d3c..5cbb29c 100644
--- a/cmd/message_input.go
+++ b/cmd/message_input.go
@@ -19,15 +19,15 @@ import (
 
 const tmpFilePattern = consts.Name + "_*.md"
 
-type MessageInput struct {
+type messageInput struct {
 	*tview.TextArea
 	cfg            *config.Config
 	app            *tview.Application
 	replyMessageID discord.MessageID
 }
 
-func newMessageInput(app *tview.Application, cfg *config.Config) *MessageInput {
-	mi := &MessageInput{
+func newMessageInput(app *tview.Application, cfg *config.Config) *messageInput {
+	mi := &messageInput{
 		TextArea: tview.NewTextArea(),
 		cfg:      cfg,
 		app:      app,
@@ -48,13 +48,13 @@ func newMessageInput(app *tview.Application, cfg *config.Config) *MessageInput {
 	return mi
 }
 
-func (mi *MessageInput) reset() {
+func (mi *messageInput) reset() {
 	mi.replyMessageID = 0
 	mi.SetTitle("")
 	mi.SetText("", true)
 }
 
-func (mi *MessageInput) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
+func (mi *messageInput) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	switch event.Name() {
 	case mi.cfg.Keys.MessageInput.Send:
 		mi.send()
@@ -70,7 +70,7 @@ func (mi *MessageInput) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	return event
 }
 
-func (mi *MessageInput) send() {
+func (mi *messageInput) send() {
 	if !app.guildsTree.selectedChannelID.IsValid() {
 		return
 	}
@@ -105,7 +105,7 @@ func (mi *MessageInput) send() {
 	app.messagesText.ScrollToEnd()
 }
 
-func (mi *MessageInput) editor() {
+func (mi *messageInput) editor() {
 	e := mi.cfg.Editor
 	if e == "default" {
 		e = os.Getenv("EDITOR")
diff --git a/cmd/messages_text.go b/cmd/messages_text.go
index cee6b3c..1211c8a 100644
--- a/cmd/messages_text.go
+++ b/cmd/messages_text.go
@@ -26,7 +26,7 @@ import (
 	"github.com/yuin/goldmark/text"
 )
 
-type MessagesText struct {
+type messagesText struct {
 	*tview.TextView
 	cfg               *config.Config
 	app               *tview.Application
@@ -39,8 +39,8 @@ type MessagesText struct {
 	}
 }
 
-func newMessagesText(app *tview.Application, cfg *config.Config) *MessagesText {
-	mt := &MessagesText{
+func newMessagesText(app *tview.Application, cfg *config.Config) *messagesText {
+	mt := &messagesText{
 		TextView: tview.NewTextView(),
 		cfg:      cfg,
 		app:      app,
@@ -71,7 +71,7 @@ func newMessagesText(app *tview.Application, cfg *config.Config) *MessagesText {
 	return mt
 }
 
-func (mt *MessagesText) drawMsgs(cID discord.ChannelID) {
+func (mt *messagesText) drawMsgs(cID discord.ChannelID) {
 	ms, err := discordState.Messages(cID, uint(mt.cfg.MessagesLimit))
 	if err != nil {
 		slog.Error("failed to get messages", "err", err, "channel_id", cID)
@@ -89,7 +89,7 @@ func (mt *MessagesText) drawMsgs(cID discord.ChannelID) {
 	}
 }
 
-func (mt *MessagesText) reset() {
+func (mt *messagesText) reset() {
 	mt.selectedMessageID = 0
 	app.messageInput.replyMessageID = 0
 
@@ -100,16 +100,16 @@ func (mt *MessagesText) reset() {
 
 // Region tags are square brackets that contain a region ID in double quotes
 // https://pkg.go.dev/github.com/rivo/tview#hdr-Regions_and_Highlights
-func (mt *MessagesText) startRegion(msgID discord.MessageID) {
+func (mt *messagesText) startRegion(msgID discord.MessageID) {
 	fmt.Fprintf(mt, `["%s"]`, msgID)
 }
 
 // Tags with no region ID ([""]) don't start new regions. They can therefore be used to mark the end of a region.
-func (mt *MessagesText) endRegion() {
+func (mt *messagesText) endRegion() {
 	fmt.Fprint(mt, `[""]`)
 }
 
-func (mt *MessagesText) createMsg(msg discord.Message) {
+func (mt *messagesText) createMsg(msg discord.Message) {
 	mt.startRegion(msg.ID)
 	defer mt.endRegion()
 
@@ -145,21 +145,21 @@ func (mt *MessagesText) createMsg(msg discord.Message) {
 	fmt.Fprintln(mt)
 }
 
-func (mt *MessagesText) formatTimestamp(ts discord.Timestamp) string {
+func (mt *messagesText) formatTimestamp(ts discord.Timestamp) string {
 	return ts.Time().In(time.Local).Format(mt.cfg.Timestamps.Format)
 }
 
-func (mt *MessagesText) drawTimestamps(ts discord.Timestamp) {
+func (mt *messagesText) drawTimestamps(ts discord.Timestamp) {
 	fmt.Fprintf(mt, "[::d]%s[::D] ", mt.formatTimestamp(ts))
 }
 
-func (mt *MessagesText) drawAuthor(msg discord.Message) {
+func (mt *messagesText) drawAuthor(msg discord.Message) {
 	name := mt.authorName(msg.Author, msg.GuildID)
 	color := mt.authorColor(msg.Author, msg.GuildID)
 	fmt.Fprintf(mt, "[%s]%s[-] ", color, name)
 }
 
-func (mt *MessagesText) drawContent(msg discord.Message) {
+func (mt *messagesText) drawContent(msg discord.Message) {
 	c := []byte(tview.Escape(msg.Content))
 	ast := discordmd.ParseWithMessage(c, *discordState.Cabinet, &msg, false)
 	if app.cfg.MarkdownEnabled {
@@ -169,13 +169,13 @@ func (mt *MessagesText) drawContent(msg discord.Message) {
 	}
 }
 
-func (mt *MessagesText) drawSnapshotContent(msg discord.MessageSnapshotMessage) {
+func (mt *messagesText) drawSnapshotContent(msg discord.MessageSnapshotMessage) {
 	c := []byte(tview.Escape(msg.Content))
 	// discordmd doesn't support MessageSnapshotMessage, so we just use write it as is. todo?
 	mt.Write(c)
 }
 
-func (mt *MessagesText) createDefaultMsg(msg discord.Message) {
+func (mt *messagesText) createDefaultMsg(msg discord.Message) {
 	if mt.cfg.Timestamps.Enabled {
 		mt.drawTimestamps(msg.Timestamp)
 	}
@@ -197,7 +197,7 @@ func (mt *MessagesText) createDefaultMsg(msg discord.Message) {
 	}
 }
 
-func (mt *MessagesText) createReplyMsg(msg discord.Message) {
+func (mt *messagesText) createReplyMsg(msg discord.Message) {
 	// reply
 	fmt.Fprintf(mt, "[::d]%s ", mt.cfg.Theme.MessagesText.ReplyIndicator)
 	if refMsg := msg.ReferencedMessage; refMsg != nil {
@@ -211,7 +211,7 @@ func (mt *MessagesText) createReplyMsg(msg discord.Message) {
 	mt.createDefaultMsg(msg)
 }
 
-func (mt *MessagesText) authorName(user discord.User, gID discord.GuildID) string {
+func (mt *messagesText) authorName(user discord.User, gID discord.GuildID) string {
 	name := user.DisplayOrUsername()
 	if app.cfg.Theme.MessagesText.ShowNicknames && gID.IsValid() {
 		// Use guild nickname if present
@@ -223,7 +223,7 @@ func (mt *MessagesText) authorName(user discord.User, gID discord.GuildID) strin
 	return name
 }
 
-func (mt *MessagesText) createForwardedMsg(msg discord.Message) {
+func (mt *messagesText) createForwardedMsg(msg discord.Message) {
 	mt.drawTimestamps(msg.Timestamp)
 	mt.drawAuthor(msg)
 	fmt.Fprintf(mt, "[::d]%s [::-]", mt.cfg.Theme.MessagesText.ForwardedIndicator)
@@ -231,7 +231,7 @@ func (mt *MessagesText) createForwardedMsg(msg discord.Message) {
 	fmt.Fprintf(mt, " [::d](%s)[-:-:-] ", mt.formatTimestamp(msg.MessageSnapshots[0].Message.Timestamp))
 }
 
-func (mt *MessagesText) authorColor(user discord.User, gID discord.GuildID) string {
+func (mt *messagesText) authorColor(user discord.User, gID discord.GuildID) string {
 	color := mt.cfg.Theme.MessagesText.AuthorColor
 	if app.cfg.Theme.MessagesText.ShowUsernameColors && gID.IsValid() {
 		// Use color from highest role in guild
@@ -243,7 +243,7 @@ func (mt *MessagesText) authorColor(user discord.User, gID discord.GuildID) stri
 	return color
 }
 
-func (mt *MessagesText) selectedMsg() (*discord.Message, error) {
+func (mt *messagesText) selectedMsg() (*discord.Message, error) {
 	if !mt.selectedMessageID.IsValid() {
 		return nil, errors.New("no message is currently selected")
 	}
@@ -256,7 +256,7 @@ func (mt *MessagesText) selectedMsg() (*discord.Message, error) {
 	return msg, nil
 }
 
-func (mt *MessagesText) selectedMsgIndex() (int, error) {
+func (mt *messagesText) selectedMsgIndex() (int, error) {
 	ms, err := discordState.Cabinet.Messages(app.guildsTree.selectedChannelID)
 	if err != nil {
 		return -1, err
@@ -271,7 +271,7 @@ func (mt *MessagesText) selectedMsgIndex() (int, error) {
 	return -1, nil
 }
 
-func (mt *MessagesText) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
+func (mt *messagesText) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	switch event.Name() {
 	case mt.cfg.Keys.MessagesText.Cancel:
 		mt.selectedMessageID = 0
@@ -299,7 +299,7 @@ func (mt *MessagesText) onInputCapture(event *tcell.EventKey) *tcell.EventKey {
 	return nil
 }
 
-func (mt *MessagesText) _select(name string) {
+func (mt *messagesText) _select(name string) {
 	ms, err := discordState.Cabinet.Messages(app.guildsTree.selectedChannelID)
 	if err != nil {
 		slog.Error("failed to get messages", "err", err, "channel_id", app.guildsTree.selectedChannelID)
@@ -353,7 +353,7 @@ func (mt *MessagesText) _select(name string) {
 	mt.ScrollToHighlight()
 }
 
-func (mt *MessagesText) onHighlighted(added, removed, remaining []string) {
+func (mt *messagesText) onHighlighted(added, removed, remaining []string) {
 	if len(added) > 0 {
 		id, err := discord.ParseSnowflake(added[0])
 		if err != nil {
@@ -365,7 +365,7 @@ func (mt *MessagesText) onHighlighted(added, removed, remaining []string) {
 	}
 }
 
-func (mt *MessagesText) yankID() {
+func (mt *messagesText) yankID() {
 	msg, err := mt.selectedMsg()
 	if err != nil {
 		slog.Error("failed to get selected message", "err", err)
@@ -377,7 +377,7 @@ func (mt *MessagesText) yankID() {
 	}
 }
 
-func (mt *MessagesText) yankContent() {
+func (mt *messagesText) yankContent() {
 	msg, err := mt.selectedMsg()
 	if err != nil {
 		slog.Error("failed to get selected message", "err", err)
@@ -389,7 +389,7 @@ func (mt *MessagesText) yankContent() {
 	}
 }
 
-func (mt *MessagesText) yankURL() {
+func (mt *messagesText) yankURL() {
 	msg, err := mt.selectedMsg()
 	if err != nil {
 		slog.Error("failed to get selected message", "err", err)
@@ -401,7 +401,7 @@ func (mt *MessagesText) yankURL() {
 	}
 }
 
-func (mt *MessagesText) open() {
+func (mt *messagesText) open() {
 	msg, err := mt.selectedMsg()
 	if err != nil {
 		slog.Error("failed to get selected message", "err", err)
@@ -451,7 +451,7 @@ func extractURLs(content string) []string {
 	return urls
 }
 
-func (mt *MessagesText) showUrlSelector(urls []string, attachments []discord.Attachment) {
+func (mt *messagesText) showUrlSelector(urls []string, attachments []discord.Attachment) {
 	done := func() {
 		app.pages.RemovePage("list").SwitchToPage("flex")
 		app.SetFocus(app.messagesText)
@@ -513,7 +513,7 @@ func openURL(url string) {
 	}
 }
 
-func (mt *MessagesText) reply(mention bool) {
+func (mt *messagesText) reply(mention bool) {
 	var title string
 	if mention {
 		title += "[@] Replying to "
@@ -533,7 +533,7 @@ func (mt *MessagesText) reply(mention bool) {
 	mt.app.SetFocus(app.messageInput)
 }
 
-func (mt *MessagesText) delete() {
+func (mt *messagesText) delete() {
 	msg, err := mt.selectedMsg()
 	if err != nil {
 		slog.Error("failed to get selected message", "err", err)
@@ -579,7 +579,7 @@ func (mt *MessagesText) delete() {
 	}
 }
 
-func (mt *MessagesText) requestGuildMembers(gID discord.GuildID, ms []discord.Message) {
+func (mt *messagesText) requestGuildMembers(gID discord.GuildID, ms []discord.Message) {
 	var usersToFetch []discord.UserID
 	for _, m := range ms {
 		if member, _ := discordState.Cabinet.Member(gID, m.Author.ID); member == nil {
@@ -602,7 +602,7 @@ func (mt *MessagesText) requestGuildMembers(gID discord.GuildID, ms []discord.Me
 	}
 }
 
-func (mt *MessagesText) setFetchingChunk(value bool) {
+func (mt *messagesText) setFetchingChunk(value bool) {
 	mt.fetchingMembers.mu.Lock()
 	defer mt.fetchingMembers.mu.Unlock()
 
@@ -619,7 +619,7 @@ func (mt *MessagesText) setFetchingChunk(value bool) {
 	}
 }
 
-func (mt *MessagesText) waitForChunkEvent() {
+func (mt *messagesText) waitForChunkEvent() {
 	mt.fetchingMembers.mu.Lock()
 	if !mt.fetchingMembers.value {
 		mt.fetchingMembers.mu.Unlock()
diff --git a/cmd/root.go b/cmd/root.go
index 508b812..7a08081 100644
--- a/cmd/root.go
+++ b/cmd/root.go
@@ -14,8 +14,8 @@ import (
 )
 
 var (
-	discordState *State
-	app          *App
+	discordState *state
+	app          *application
 )
 
 func Run() error {
diff --git a/cmd/state.go b/cmd/state.go
index baea590..31ce3e3 100644
--- a/cmd/state.go
+++ b/cmd/state.go
@@ -15,7 +15,7 @@ import (
 	"github.com/rivo/tview"
 )
 
-type State struct {
+type state struct {
 	*ningen.State
 }
 
@@ -34,7 +34,7 @@ func openState(token string) error {
 		Status: app.cfg.Identify.Status,
 	}
 
-	discordState = &State{
+	discordState = &state{
 		State: ningen.New(token),
 	}
 
@@ -68,7 +68,7 @@ func openState(token string) error {
 	return discordState.Open(context.TODO())
 }
 
-func (s *State) onRequest(r httpdriver.Request) error {
+func (s *state) onRequest(r httpdriver.Request) error {
 	req, ok := r.(*httpdriver.DefaultRequest)
 	if ok {
 		slog.Debug("new HTTP request", "method", req.Method, "url", req.URL)
@@ -77,7 +77,7 @@ func (s *State) onRequest(r httpdriver.Request) error {
 	return nil
 }
 
-func (s *State) onReady(r *gateway.ReadyEvent) {
+func (s *state) onReady(r *gateway.ReadyEvent) {
 	root := app.guildsTree.GetRoot()
 	root.ClearChildren()
 
@@ -110,7 +110,7 @@ func (s *State) onReady(r *gateway.ReadyEvent) {
 	app.SetFocus(app.guildsTree)
 }
 
-func (s *State) onMessageCreate(m *gateway.MessageCreateEvent) {
+func (s *state) onMessageCreate(m *gateway.MessageCreateEvent) {
 	if app.guildsTree.selectedChannelID.IsValid() &&
 		app.guildsTree.selectedChannelID == m.ChannelID {
 		app.messagesText.createMsg(m.Message)
@@ -121,7 +121,7 @@ func (s *State) onMessageCreate(m *gateway.MessageCreateEvent) {
 	}
 }
 
-func (s *State) onMessageDelete(m *gateway.MessageDeleteEvent) {
+func (s *state) onMessageDelete(m *gateway.MessageDeleteEvent) {
 	if app.guildsTree.selectedChannelID == m.ChannelID {
 		app.messagesText.selectedMessageID = 0
 		app.messagesText.Highlight()