build: Implement build pipeline

Signed-off-by: Chloe M. <chloe@mensia.org>

paw/stos/arch/amd64/Makefile

@@ -0,0 +1,30 @@
+#
+# Copyright (c) 2026, Chloe M.
+# Provided under the BSD-3 clause
+#
+# Description:  AMD64 port build script
+# Author:		Chloe M.
+#
+
+.SILENT:
+include ../../../mk/stos.mk
+
+ASMFILES = $(shell find . -name "*.S")
+ASMOFILES = $(ASMFILES:.S=.S.o)
+
+KERNEL_PATH =       \
+	$(ST_PROJECT_ROOT)/artifacts/stoskrnl.sys
+CFLAGS =			\
+	$(SYS_CFLAGS)
+
+.PHONY: all
+all: bin
+
+.PHONY: bin
+bin:  $(ASMOFILES)
+	$(PROMPT) "LD" $(KERNEL_PATH)
+	$(SYS_LD) -Tdevel/link.ld $(ASMOFILES) -o $(KERNEL_PATH)
+
+%.S.o: %.S
+	$(PROMPT) "AS" $<
+	$(SYS_CC) -c $< $(CFLAGS) -o $@