Build fixes (force build after watch + buildclean before dist)

.gitignore

@@ -10,11 +10,10 @@ assets/js/*
 database/*
 media/*
 render/
-build/
 dist/
 vendor/*
 node_modules/
 config.json
 error_log
+.BUILDDATE
 VERSION
-!README.md

Makefile

@@ -39,7 +39,7 @@ all: vendor build
 
 # Build generated files.
 .PHONY: build
-build: VERSION $(js_build_dir);
+build: VERSION .BUILDDATE;
 
 .PHONY: dev
 dev: MAKEFLAGS += j2
@@ -78,7 +78,7 @@ release-patch release-minor release-major: release-%: check node_modules
 
 # Generate the distribution files.
 .PHONY: dist
-dist: distclean
+dist: distclean buildclean
 	@touch composer.lock
 	$(MAKE) $(zip_release) DIST=1
 	@touch composer.lock
@@ -114,9 +114,9 @@ dist/w_cms_%.zip: all
 		src/\* \
 		tests/\*
 
-$(js_build_dir): $(entrypoints) src/fn/fn.js node_modules
+.BUILDDATE: $(entrypoints) src/fn/fn.js node_modules
 	esbuild $(entrypoints) $(ESBUILD_FLAGS) --sourcemap --minify
-	touch $@
+	@date --iso-8601=seconds > $@
 
 # Generate a .env file if none is present.
 .env:
@@ -156,7 +156,7 @@ distclean:
 # Clean files generated by `make build`.
 .PHONY: buildclean
 buildclean:
-	rm -rf $(js_build_dir)
+	rm -rf $(js_build_dir) .BUILDDATE
 
 # Run all checks.
 .PHONY: check