diff --git a/Makefile b/Makefile
index a519fb29..a7426553 100644
--- a/Makefile
+++ b/Makefile
@@ -68,11 +68,7 @@ mocks:
 	$(MOCKGEN_CMD) -source=btcstaking-tracker/atomicslasher/expected_babylon_client.go -package atomicslasher -destination btcstaking-tracker/atomicslasher/mock_babylon_client.go
 	$(MOCKGEN_CMD) -source=btcstaking-tracker/stakingeventwatcher/expected_babylon_client.go -package stakingeventwatcher -destination btcstaking-tracker/stakingeventwatcher/mock_babylon_client.go
 
-update-changelog:
-	@echo ./scripts/update_changelog.sh $(sinceTag) $(upcomingTag)
-	./scripts/update_changelog.sh $(sinceTag) $(upcomingTag)
-
-.PHONY: build test test-e2e build-docker rm-docker mocks update-changelog
+.PHONY: build test test-e2e build-docker rm-docker mocks
 
 proto-gen:
 	@$(call print, "Compiling protos.")
diff --git a/scripts/update_changelog.sh b/scripts/update_changelog.sh
deleted file mode 100755
index cb35c5c1..00000000
--- a/scripts/update_changelog.sh
+++ /dev/null
@@ -1,77 +0,0 @@
-#!/bin/bash
-# This is a wrapper around `github_changelog_generator` (https://github.com/github-changelog-generator)
-# to simplify / automate updating of the CHANGELOG.md file.
-#
-# Originally developed for CosmWasm cw_plus (https://github.com/CosmWasm/cw-plus) repository.
-set -o errexit -o pipefail
-
-ORIGINAL_OPTS=$*
-# Requires getopt from util-linux 2.37.4 (brew install gnu-getopt on Mac)
-OPTS=$(getopt -l "help,release-branch:,since-tag:,future-release:,full,token:" -o "hft" -- "$@") || exit 1
-
-function print_usage() {
-    echo -e "Usage: $0 [-h|--help] [-f|--full] [--release-branch <branch>] [--since-tag <tag>] [--future-release] <tag> [-t|--token <token>]
-
--h, --help                Display help.
--f, --full                Process changes since the beginning (by default: since latest git version tag).
---since-tag <tag>         Process changes since git version tag <tag> (by default: since latest git version tag).
---future-release <tag>    Put the unreleased changes in the specified <tag>.
---release-branch <branch> Limit pull requests to the release branch <branch>.
---token <token>           Pass changelog github token <token>."
-}
-
-function remove_opt() {
-    ORIGINAL_OPTS=$(echo "$ORIGINAL_OPTS" | sed "s/\\B$1\\b//")
-}
-
-eval set -- "$OPTS"
-while true
-do
-case $1 in
-  -h|--help)
-    print_usage
-    exit 0
-    ;;
-  --since-tag)
-    shift
-    TAG="$1"
-    ;;
-  -f|--full)
-    TAG="<FULL>"
-    remove_opt $1
-    ;;
-  --)
-    shift
-    break
-    ;;
-esac
-shift
-done
-
-# Get user and repo from ./.git/config
-ORIGIN_URL=$(git config --local remote.origin.url)
-GITHUB_USER=$(echo $ORIGIN_URL | sed -n 's#.*:\([^\/]*\)\/.*#\1#p')
-echo "Github user: $GITHUB_USER"
-GITHUB_REPO=$(echo $ORIGIN_URL | sed -n 's#.*/\([^.]*\).*#\1#p')
-echo "Github repo: $GITHUB_REPO"
-
-if [ -z "$TAG" ]
-then
-  # Use latest git version tag
-  TAG=$(git tag --sort=creatordate | grep -E '^v[0-9]+\.[0-9]+\.[0-9]+' | tail -1)
-  ORIGINAL_OPTS="$ORIGINAL_OPTS --since-tag $TAG"
-fi
-
-echo "Git version tag: $TAG"
-
-touch CHANGELOG.md
-cp CHANGELOG.md /tmp/CHANGELOG.md.$$
-# Consolidate tag for matching changelog entries
-TAG=$(echo "$TAG" | sed -e 's/-\([A-Za-z]*\)[^A-Za-z]*/-\1/' -e 's/-$//')
-echo "Consolidated tag: $TAG"
-sed -i -n "/^## \\[${TAG}[^]]*\\]/,\$p" CHANGELOG.md
-
-echo github_changelog_generator -u $GITHUB_USER -p $GITHUB_REPO --base CHANGELOG.md $ORIGINAL_OPTS || cp /tmp/CHANGELOG.md.$$ CHANGELOG.md
-github_changelog_generator -u $GITHUB_USER -p $GITHUB_REPO --base CHANGELOG.md $ORIGINAL_OPTS || cp /tmp/CHANGELOG.md.$$ CHANGELOG.md
-
-rm -f /tmp/CHANGELOG.md.$$
diff --git a/types/blockevent.go b/types/blockevent.go
deleted file mode 100644
index a06b1c90..00000000
--- a/types/blockevent.go
+++ /dev/null
@@ -1,29 +0,0 @@
-package types
-
-import "github.com/btcsuite/btcd/wire"
-
-type EventType int
-
-const (
-	// BlockDisconnected indicates the associated block was disconnected
-	// from the main chain.
-	BlockDisconnected EventType = iota
-
-	// BlockConnected indicates the associated block was connected to the
-	// main chain.
-	BlockConnected
-)
-
-type BlockEvent struct {
-	EventType EventType
-	Height    int32
-	Header    *wire.BlockHeader
-}
-
-func NewBlockEvent(eventType EventType, height int32, header *wire.BlockHeader) *BlockEvent {
-	return &BlockEvent{
-		EventType: eventType,
-		Height:    height,
-		Header:    header,
-	}
-}
diff --git a/types/utils.go b/types/utils.go
index bb39fd52..ca766d20 100644
--- a/types/utils.go
+++ b/types/utils.go
@@ -22,7 +22,7 @@ func (c SupportedBtcNetwork) String() string {
 }
 
 func GetWrappedTxs(msg *wire.MsgBlock) []*btcutil.Tx {
-	btcTxs := []*btcutil.Tx{}
+	btcTxs := make([]*btcutil.Tx, 0, len(msg.Transactions))
 
 	for i := range msg.Transactions {
 		newTx := btcutil.NewTx(msg.Transactions[i])
diff --git a/utils/channelutils.go b/utils/channel.go
similarity index 63%
rename from utils/channelutils.go
rename to utils/channel.go
index a9475817..323966b1 100644
--- a/utils/channelutils.go
+++ b/utils/channel.go
@@ -1,6 +1,6 @@
 package utils
 
-// push msg to channel c, or quit if quit channel is closed
+// PushOrQuit push msg to channel c, or quit if quit channel is closed
 func PushOrQuit[T any](c chan<- T, msg T, quit <-chan struct{}) {
 	select {
 	case c <- msg: