Update package sources to include develop branch and improve download logic

sys/modules/opus/packages.lua

@@ -1,3 +1,4 @@
+local Config = require('opus.config')
 local Util   = require('opus.util')
 
 local fs        = _G.fs
@@ -7,6 +8,21 @@ local PACKAGE_DIR = 'packages'
 
 local Packages = { }
 
+-- Default package sources (upstream GitHub + self-hosted Gitea)
+local DEFAULT_SOURCES = {
+	{
+		name = 'opus-apps',
+		branches = {
+			[ 'develop-1.8' ] = 'https://raw.githubusercontent.com/kepler155c/opus-apps/develop-1.8/packages.list',
+			[ 'master-1.8' ]  = 'https://raw.githubusercontent.com/kepler155c/opus-apps/master-1.8/packages.list',
+		},
+	},
+	{
+		name = 'spatulaa',
+		url = 'https://git.spatulaa.com/MayaTheShy/Opus/raw/branch/main/sys/etc/packages.list',
+	},
+}
+
 function Packages:installed()
 	local list = { }
 
@@ -55,13 +71,30 @@ function Packages:isInstalled(package)
 end
 
 function Packages:downloadList()
-	local packages = {
-		[ 'develop-1.8' ] = 'https://raw.githubusercontent.com/kepler155c/opus-apps/develop-1.8/packages.list',
-		[ 'master-1.8' ] = 'https://raw.githubusercontent.com/kepler155c/opus-apps/master-1.8/packages.list',
-	}
+	local sources = Config.load('package').sources or DEFAULT_SOURCES
+	local packages = { }
 
-	if packages[_G.OPUS_BRANCH] then
-		Util.download(packages[_G.OPUS_BRANCH], 'usr/config/packages')
+	for _, source in ipairs(sources) do
+		local url = source.url
+		if source.branches then
+			url = source.branches[_G.OPUS_BRANCH]
+		end
+
+		if url then
+			local content = Util.httpGet(url)
+			if content then
+				local list = textutils.unserialize(content)
+				if list then
+					for k, v in pairs(list) do
+						packages[k] = v
+					end
+				end
+			end
+		end
+	end
+
+	if next(packages) then
+		Util.writeTable('usr/config/packages', packages)
 	end
 end