diff --git a/Makefile b/Makefile
index 63092af..34d5ae4 100644
--- a/Makefile
+++ b/Makefile
@@ -4,7 +4,7 @@ build-docker:
 	docker build -t screeps-node .
 
 build:
-	tools/npm run build:dev
+	tools/npm run build
 
 format:
 	tools/npm run format
@@ -14,3 +14,6 @@ test:
 
 coverage:
 	tools/npm run coverage
+
+push:
+	tools/npm run push-main
diff --git a/tools/node b/tools/node
index a506b9f..8d07d3a 100755
--- a/tools/node
+++ b/tools/node
@@ -17,5 +17,5 @@ docker run \
     --user "$(id -u):$(id -g)" \
     --volume "$PWD:/app" \
     --workdir /app \
-    ${NODE_IMAGE} \
+    "${NODE_IMAGE}" \
     node "$@"
diff --git a/tools/npm b/tools/npm
index 90262ec..c78434a 100755
--- a/tools/npm
+++ b/tools/npm
@@ -7,7 +7,7 @@ source .env
 HOST_CACHE_DIR=$PWD/var/docker-cache/.npm
 CONTAINER_CACHE_DIR=/tmp/.npm
 
-mkdir -p ${HOST_CACHE_DIR}
+mkdir -p "${HOST_CACHE_DIR}"
 
 TTY=
 if [ -t 1 ] ; then
@@ -23,5 +23,5 @@ docker run \
     --volume "$PWD:/app" \
     --env npm_config_cache="${CONTAINER_CACHE_DIR}" \
     --workdir /app \
-    ${NODE_IMAGE} \
+    "${NODE_IMAGE}" \
     npm "$@"
diff --git a/tools/tsc b/tools/tsc
index 03853c5..0860cf7 100755
--- a/tools/tsc
+++ b/tools/tsc
@@ -12,5 +12,5 @@ docker run \
     --user "$(id -u):$(id -g)" \
     --volume "$PWD:/app" \
     --workdir /app \
-    ${NODE_IMAGE} \
+    "${NODE_IMAGE}" \
     ./node_modules/.bin/tsc "$@"
diff --git a/tools/yarn b/tools/yarn
index aba93cf..2ff8c9c 100755
--- a/tools/yarn
+++ b/tools/yarn
@@ -5,9 +5,8 @@ set -eu
 source .env
 
 HOST_CACHE_DIR=$PWD/var/docker-cache/.npm
-CONTAINER_CACHE_DIR=/tmp/.npm
 
-mkdir -p ${HOST_CACHE_DIR}
+mkdir -p "${HOST_CACHE_DIR}"
 
 TTY=
 if [ -t 1 ] ; then
@@ -22,5 +21,5 @@ docker run \
     --user "$UID:$(id -g)" \
     --volume "$PWD:/app" \
     --workdir /app \
-    ${NODE_IMAGE} \
+    "${NODE_IMAGE}" \
     yarn "$@"