make homedecor game agnostic (#28)

* make materials.lua with hades, minetest game, farlands items

* make textures file for central handling

* make mods game agnostic

* take out the trash

* handle multiple seats in sofas

* add github luacheck workflow and various luacheck fixes

* add fluxionary scope creep

* fix devtest breaking right to a name policy

Co-authored-by: wsor4035 <24964441+wsor4035@users.noreply.github.com>
Co-authored-by: SFENCE <sfence.software@gmail.com>

.luacheckrc

@@ -0,0 +1,42 @@
+unused_args = false
+
+globals = {
+	"homedecor",
+    "homedecor_lighting",
+    "homedecor_windows_and_treatments",
+    "homedecor_roofing",
+    "homedecor_misc",
+    "homedecor_exterior",
+    "homedecor_electrical",
+    "homedecor_cobweb",
+    "lavalamp",
+    "lrfurn",
+    "signs_lib",
+    "homedecor_doors_and_gates",
+
+    -- mod-deps
+    "armor"
+}
+
+read_globals = {
+	"minetest", "core",
+	"vector", "ItemStack",
+    "dump",
+
+	-- Stdlib
+	string = {fields = {"split", "trim"}},
+	table = {fields = {"copy", "getn"}},
+
+    -- mod-deps
+    "default",
+    "unifieddyes",
+    "player_api",
+    "screwdriver",
+    "hopper",
+    "mesecon",
+    "skins",
+    "stairsplus",
+    "creative",
+    "doors",
+    "i3",
+}