Move workflow building to extra script

Signed-off-by: Knut Ahlers <knut@ahlers.me>

Makefile

@@ -16,13 +16,4 @@ publish:
 	bash golang.sh
 
 workflow:
-	mkdir -p dist
+	bash build-workflow.sh
-	cp -r password_darwin_amd64 \
-		alfred-workflow/exec.py \
-		alfred-workflow/icon.png \
-		alfred-workflow/info.plist \
-		alfred-workflow/lib/workflow \
-		dist
-	echo -n $(shell git describe --tags --exact-match) > dist/version
-	cd dist && zip -r -9 ../PasswordGenerator.alfredworkflow *
-	github-release upload --user luzifer --repo password --tag $(shell git describe --tags --exact-match) --name PasswordGenerator.alfredworkflow --file PasswordGenerator.alfredworkflow

build-workflow.sh

@@ -0,0 +1,31 @@
+#!/bin/bash
+
+set -ex
+set -o pipefail
+
+# Check for a publishable version
+VERSION=$(git describe --tags --exact-match || echo "notag")
+if ( test "${VERSION}" == "notag" ); then
+	echo "No exact tag found, no publishing required."
+	exit 0
+fi
+
+# Collect assets to pack
+mkdir -p dist
+cp -r password_darwin_amd64 \
+	alfred-workflow/exec.py \
+	alfred-workflow/icon.png \
+	alfred-workflow/info.plist \
+	alfred-workflow/lib/workflow \
+	dist
+echo -n "${VERSION}" > dist/version
+
+# Create ZIP
+cd dist
+zip -r -9 ../PasswordGenerator.alfredworkflow *
+cd -
+
+# Upload to Github releases
+github-release upload --user luzifer --repo password --tag ${VERSION} \
+	--name PasswordGenerator.alfredworkflow \
+	--file PasswordGenerator.alfredworkflow