Add makefile and openrc init

Makefile

@@ -0,0 +1,34 @@
+.POSIX:
+
+PREFIX ?= /usr
+GO ?= go
+GOFLAGS ?= -buildvcs=false
+RM ?= rm -f
+
+all: donation-notification
+
+donation-notification:
+	$(GO) build $(GOFLAGS) .
+
+install: all
+	mkdir -p $(DESTDIR)$(PREFIX)/bin
+	cp -f donation-notification $(DESTDIR)$(PREFIX)/bin
+	chmod 755 $(DESTDIR)$(PREFIX)/bin/donation-notification
+
+uninstall:
+	$(RM) $(DESTDIR)$(PREFIX)/bin/donation-notification
+
+clean:
+	$(RM) donation-notification
+
+run:
+	go run -race .
+
+watch:
+	fd -e go -e tmpl | entr -rcs "go run . -config config.toml"
+
+lint:
+	fd -e go | entr -c golangci-lint run
+
+.PHONY: all donation-notification install uninstall clean run watch lint
+