updated type hints and comments

supervisor/facility.lua

@@ -105,11 +105,11 @@ function facility.new(config)
         sps_low_power = false,
         disabled_sps = false,
         -- alarm tones
-        tone_states = {},       ---@type boolean[]
+        tone_states = {},       ---@type { [TONE]: boolean }
         test_tone_set = false,
         test_tone_reset = false,
-        test_tone_states = {},  ---@type boolean[]
-        test_alarm_states = {}, ---@type boolean[]
+        test_tone_states = {},  ---@type { [TONE]: boolean }
+        test_alarm_states = {}, ---@type { [ALARM]: boolean }
         -- statistics
         im_stat_init = false,
         avg_charge = util.mov_avg(3),  -- 3 seconds

supervisor/session/svsessions.lua

@@ -56,8 +56,8 @@ local self = {
     next_ids = { rtu = 0, plc = 0, crd = 0, pdg = 0 },
     -- rtu device tracking and invalid assignment detection
     dev_dbg = {
-        duplicate = {},     ---@type unit_session
-        out_of_range = {},  ---@type unit_session
+        duplicate = {},     ---@type unit_session[]
+        out_of_range = {},  ---@type unit_session[]
         connected = {}      ---@type { induction: boolean, sps: boolean, tanks: boolean[], units: unit_connections[] }
     }
 }