Update app's level

apps.json

@@ -105,7 +105,7 @@
     },
     "archivebox": {
         "category": "small_utilities",
-        "level": 0,
+        "level": 7,
         "state": "working",
         "subtags": [
             "archiving"
@@ -335,7 +335,7 @@
     },
     "code-server": {
         "category": "dev",
-        "level": 7,
+        "level": 6,
         "state": "working",
         "subtags": [
             "programming"
@@ -810,7 +810,7 @@
     },
     "fluxbb": {
         "category": "communication",
-        "level": 7,
+        "level": 0,
         "maintained": false,
         "state": "working",
         "subtags": [
@@ -1623,6 +1623,7 @@
     },
     "mailman3": {
         "category": "communication",
+        "level": 6,
         "state": "working",
         "subtags": [
             "email"
@@ -2548,6 +2549,7 @@
     },
     "quizzes": {
         "category": "productivity_and_management",
+        "level": 7,
         "state": "working",
         "subtags": [
             "poll"
@@ -2745,6 +2747,7 @@
     },
     "send": {
         "category": "synchronization",
+        "level": 7,
         "state": "working",
         "subtags": [
             "files"
@@ -2837,6 +2840,7 @@
     },
     "sitemagiccms": {
         "category": "publishing",
+        "level": 6,
         "state": "working",
         "subtags": [
             "websites"
@@ -3446,7 +3450,7 @@
     },
     "yunomonitor": {
         "category": "system_tools",
-        "level": 1,
+        "level": 6,
         "state": "working",
         "subtags": [
             "monitoring"