Support new docker compose version (#1497)

Currently the Makefile and `quickstart.sh` expect the [deprecated docker compose V1](https://docs.docker.com/compose/#compose-v2-and-the-new-docker-compose-command) syntax, `docker-compose`.
The new V2 syntax uses `docker compose` instead.

Makefile

@@ -25,13 +25,23 @@ export TPORT
 STYLE_FILE := build/style/style.json
 STYLE_HEADER_FILE := style/style-header.json
 
+# Support newer `docker compose` syntax in addition to `docker-compose`
+
+ifeq (, $(shell which docker-compose))
+  DOCKER_COMPOSE_COMMAND := docker compose
+  $(info Using docker compose V2 (docker compose))
+else
+  DOCKER_COMPOSE_COMMAND := docker-compose
+  $(info Using docker compose V1 (docker-compose))
+endif
+
 # Allow a custom docker-compose project name
 DC_PROJECT := $(or $(DC_PROJECT),$(shell (. .env; echo $${DC_PROJECT})))
 ifeq ($(DC_PROJECT),)
   DC_PROJECT := $(notdir $(shell pwd))
-  DOCKER_COMPOSE := docker-compose
+  DOCKER_COMPOSE := $(DOCKER_COMPOSE_COMMAND)
 else
-  DOCKER_COMPOSE := docker-compose --project-name $(DC_PROJECT)
+  DOCKER_COMPOSE := $(DOCKER_COMPOSE_COMMAND) --project-name $(DC_PROJECT)
 endif
 
 # Make some operations quieter (e.g. inside the test script)
@@ -606,9 +616,9 @@ else
 	@echo "Refreshing docker images... Use NO_REFRESH=1 to skip."
 ifneq ($(USE_PRELOADED_IMAGE),)
 	POSTGIS_IMAGE=openmaptiles/postgis-preloaded \
-		docker-compose pull --ignore-pull-failures $(QUIET_FLAG) openmaptiles-tools generate-vectortiles postgres
+		$(DOCKER_COMPOSE_COMMAND) pull --ignore-pull-failures $(QUIET_FLAG) openmaptiles-tools generate-vectortiles postgres
 else
-	docker-compose pull --ignore-pull-failures $(QUIET_FLAG) openmaptiles-tools generate-vectortiles postgres import-data
+	$(DOCKER_COMPOSE_COMMAND) pull --ignore-pull-failures $(QUIET_FLAG) openmaptiles-tools generate-vectortiles postgres import-data
 endif
 endif
 
@@ -633,7 +643,7 @@ test-perf-null: init-dirs
 
 .PHONY: build-test-pbf
 build-test-pbf: init-dirs
-	docker-compose run $(DC_OPTS) openmaptiles-tools /tileset/.github/workflows/build-test-data.sh
+	$(DOCKER_COMPOSE_COMMAND) run $(DC_OPTS) openmaptiles-tools /tileset/.github/workflows/build-test-data.sh
 
 .PHONY: debug
 debug:  ## Use this target when developing Makefile itself to verify loaded environment variables

quickstart.sh

@@ -75,13 +75,28 @@ echo "      : Minimum required Docker version: $MIN_DOCKER_VER+"
 echo "      : Minimum required docker-compose version: $MIN_COMPOSE_VER+"
 echo "      : See the .travis build for the currently supported versions."
 echo "      : Your docker system:"
+
+if ! command -v docker-compose &> /dev/null; then
+  DOCKER_COMPOSE_HYPHEN=false
+else
+  DOCKER_COMPOSE_HYPHEN=true
+fi
+
+function docker_compose_command () {
+    if $DOCKER_COMPOSE_HYPHEN; then
+      docker-compose $@
+    else
+      docker compose $@
+    fi
+}
+
 docker         --version
-docker-compose --version
+docker_compose_command --version
 
 # based on: http://stackoverflow.com/questions/16989598/bash-comparing-version-numbers
 function version { echo "$@" | tr -d 'v' | tr -cs '0-9.' '.' | awk -F. '{ printf("%03d%03d%03d\n", $1,$2,$3); }'; }
 
-COMPOSE_VER=$(docker-compose version --short)
+COMPOSE_VER=$(docker_compose_command version --short)
 if [ "$(version "$COMPOSE_VER")" -lt "$(version "$MIN_COMPOSE_VER")" ]; then
   echo "ERR: Your Docker-compose version is known to have bugs, please update docker-compose!"
   exit 1
@@ -116,7 +131,7 @@ echo "      : Started          : $STARTDATE "
 echo "      : Your bash version: $BASH_VERSION"
 echo "      : Your OS          : $OSTYPE"
 docker         --version
-docker-compose --version
+docker_compose_command --version
 
 if [[ "$OSTYPE" == "linux-gnu" ]]; then
     echo " "