refactor: move direct-included repos under packages

.gitmodules

@@ -1,20 +1,20 @@
 [submodule "dartssh2"]
-	path = dartssh2
+	path = packages/dartssh2
 	url = https://github.com/lollipopkit/dartssh2
 	branch = master
 [submodule "xterm"]
-	path = xterm
+	path = packages/xterm
 	url = https://github.com/lollipopkit/xterm.dart
 	branch = master
 [submodule "fl_lib"]
-	path = fl_lib
+	path = packages/fl_lib
 	url = https://github.com/lollipopkit/fl_lib
 	branch = main
 [submodule "fl_build"]
-	path = fl_build
+	path = packages/fl_build
 	url = https://github.com/lppcg/fl_build.git
 	branch = main
 [submodule "server_box_monitor"]
-	path = server_box_monitor
+	path = packages/server_box_monitor
 	url = https://github.com/lollipopkit/server_box_monitor
 	branch = main

pubspec.lock

@@ -366,7 +366,7 @@ packages:
   dartssh2:
     dependency: "direct main"
     description:
-      path: dartssh2
+      path: "packages/dartssh2"
       relative: true
     source: path
     version: "2.12.0"
@@ -477,7 +477,7 @@ packages:
   fl_build:
     dependency: "direct dev"
     description:
-      path: fl_build
+      path: "packages/fl_build"
       relative: true
     source: path
     version: "1.0.0"
@@ -492,7 +492,7 @@ packages:
   fl_lib:
     dependency: "direct main"
     description:
-      path: fl_lib
+      path: "packages/fl_lib"
       relative: true
     source: path
     version: "0.0.1"
@@ -1855,7 +1855,7 @@ packages:
   xterm:
     dependency: "direct main"
     description:
-      path: xterm
+      path: "packages/xterm"
       relative: true
     source: path
     version: "4.0.0"

pubspec.yaml

@@ -40,13 +40,13 @@ dependencies:
   xml: ^6.4.2 # for parsing nvidia-smi
   url_launcher: ^6.2.6
   dartssh2:
-    path: dartssh2
+    path: packages/dartssh2
   circle_chart:
     git:
       url: https://github.com/lollipopkit/circle_chart
       ref: main
   xterm:
-    path: xterm
+    path: packages/xterm
   computer:
     git:
       url: https://github.com/lollipopkit/dart_computer
@@ -60,7 +60,7 @@ dependencies:
       url: https://github.com/lollipopkit/plain_notification_token
       ref: v1.0.23
   fl_lib:
-    path: fl_lib
+    path: packages/fl_lib
 
 dependency_overrides:
   # webdav_client_plus:
@@ -95,7 +95,7 @@ dev_dependencies:
   #     url: https://github.com/lollipopkit/riverpod_reg
   #     ref: v0.0.2
   fl_build:
-    path: fl_build
+    path: packages/fl_build
 
 flutter:
   generate: true