build(Makefile): introduce custom errors for deprecated targets and common mistakes

.gnumake/Error.Mak

@@ -0,0 +1,28 @@
+# This Makefile contains targets that are deprecated, commonly mispelled or otherwise "faulty".
+
+################################
+#####  DEPRECATED TARGETS  #####
+
+# Deprecated since: 2024-10-18
+.PHONY: serve
+.PHONY: serve-%
+serve-%: serve;
+serve:
+	@echo "The serve targets have been deprecated. Please use the new start (and stop) targets instead."
+	@exit 1
+
+#####  DEPRECATED TARGETS  #####
+################################
+
+#############################
+#####  COMMON MISTAKES  #####
+
+.PHONY: build
+.PHONY: build-%
+build-%: build;
+build:
+	@echo "No recipe for build. Did you mean compile?"
+	@exit 1
+
+#####  COMMON MISTAKES  #####
+#############################

Makefile

@@ -1,3 +1,5 @@
+include .gnumake/*.Mak
+
 SHELL=bash
 # MAKE=make -d
 
@@ -408,3 +410,4 @@ i18n-check: --image-run---i18n-check
 	flock -en $@ true
 
 .PHONY: --%
+.SUFFIXES: # Delete all default suffixes