diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml
index 11b0142..5559f05 100644
--- a/.github/workflows/docs.yml
+++ b/.github/workflows/docs.yml
@@ -1,10 +1,11 @@
 #start
 
-name: update newsletters
+name: Release
 on:
   push:
     branches:
       - main
+      - develop
 
 jobs:
  buildandpush:
@@ -61,8 +62,13 @@ jobs:
   - run: npm i markdown-to-html-cli -g
   - run: markdown-to-html --title 'Spearhead' --dark-mode auto  --keywords "dcs,spearhead,tdcs,mission,campaign,tactical dcs,tactical" --no-dark-mode --markdown-style-theme dark --source ./spearhead/_docs/$sourcefileA.md --output ./$repo/Spearhead/$sourcefileA.html
   - run: markdown-to-html --title 'Spearhead' --dark-mode auto  --keywords "dcs,spearhead,tdcs,mission,campaign,tactical dcs,tactical" --no-dark-mode --markdown-style-theme dark --source ./spearhead/_docs/$sourcefileB.md --output ./$repo/Spearhead/$sourcefileB.html
+   
   - run: python3 ./spearhead/SpearheadCompile.py "./spearhead" "./$repo/Spearhead/spearhead.lua"
-  - run: cp "./spearhead/config.lua" "./$repo/Spearhead/spearheadConfig.lua"
+    if: github.ref == 'refs/heads/master'
+
+  - run: python3 ./spearhead/SpearheadCompile.py "./spearhead" "./$repo/Spearhead/beta/spearhead.lua"
+    if: github.ref == 'refs/heads/develop'
+
   - run: cp -a ./spearhead/_docs/img/. ./$repo/Spearhead/img/
   - name: ls
     run: ls
diff --git a/_docs/GetStarted.md b/_docs/GetStarted.md
index 795632a..cf7b631 100644
--- a/_docs/GetStarted.md
+++ b/_docs/GetStarted.md
@@ -14,6 +14,8 @@ In the example we'll show how you can create a simple island hopping mission
 
 Firstly include the script. 
 <a download="spearhead.lua" href="./spearhead.lua" target="_blank" rel="noopener noreferrer">Download Script</a>
+<br/>Or if you want to use the latest beta version:
+<a download="spearhead.lua" href="./beta/spearhead.lua" target="_blank" rel="noopener noreferrer">Download Beta Script</a>
 
 Then run the script in the mission. <br/>
 Please do exactly as it's done below. <br/>
diff --git a/classes/spearhead_db.lua b/classes/spearhead_db.lua
index 62ddd46..f7f08c1 100644
--- a/classes/spearhead_db.lua
+++ b/classes/spearhead_db.lua
@@ -323,6 +323,7 @@ do -- DB
                                 functionString = functionString .. "{0,1,0,1}, {0,1,0,1}, 1)"
 
                                 env.info(functionString)
+---@diagnostic disable-next-line: deprecated
                                 local f, err = loadstring(functionString)
                                 if f then
                                     f()
diff --git a/classes/spearhead_events.lua b/classes/spearhead_events.lua
index e3d8052..cb933ad 100644
--- a/classes/spearhead_events.lua
+++ b/classes/spearhead_events.lua
@@ -298,10 +298,36 @@ do
             end
         end
 
-        if event.id == world.event.S_EVENT_PLAYER_ENTER_UNIT then
-            env.info("blaat player entering unit")
-            local groupId = event.initiator:getGroup():getID()
-            SpearheadEvents.AddCommandsToGroup(groupId)
+        local AI_GROUPS = {}
+
+        if event.id == world.event.S_EVENT_BIRTH then
+
+            local function isPlayer(unit)
+                if Spearhead.DcsUtil.IsGroupStatic(unit:getName()) == true then
+                    return false
+                end
+
+                if AI_GROUPS[unit:getGroup():getName()] == true then
+                    return false
+                end
+
+                local players = Spearhead.DcsUtil.getAllPlayerUnits()
+                local unitName = unit:getName()
+                for i, unit in (players) do
+                    if unit:getName() == unitName then
+                        return true
+                    end
+                end
+
+                AI_GROUPS[unit:getGroup():getName()] = true
+                return false
+            end
+
+            if isPlayer(event.initiator) == true then
+                local groupId = event.initiator:getGroup():getID()
+                SpearheadEvents.AddCommandsToGroup(groupId)
+                SpearheadEvents.TriggerPlayerEntersUnit(event.initiator)
+            end
         end
     end
 
diff --git a/classes/stageClasses/Mission.lua b/classes/stageClasses/Mission.lua
index 9409d5b..aadc136 100644
--- a/classes/stageClasses/Mission.lua
+++ b/classes/stageClasses/Mission.lua
@@ -183,17 +183,35 @@ do -- INIT Mission Class
             timer.scheduleFunction(CheckAndUpdate, self, timer.getTime() + 300)
         end
 
-        local CleanupDelayedAsync = function (self, time)
-            self:Cleanup()
-            return nil
-        end
-
         ---comment
         ---@param self table
         ---@param checkUnitHealth boolean?
         o.CheckAndUpdateSelf = function(self, checkUnitHealth)
             if not checkUnitHealth then checkUnitHealth = false end
 
+            if checkUnitHealth == true then
+                local function unitAliveState(unitName)
+                    local unit = Unit.getByName(unitName)
+                    return unit ~= nil and unit:isExist() == true and unit:getLife() > 0.1
+                end
+
+                for groupName, unitNameDict in pairs(self.groupUnitAliveDict) do
+                    for unitName, isAlive in pairs(unitNameDict) do
+                        if isAlive == true then
+                            self.groupUnitAliveDict[groupName][unitName] = unitAliveState(unitName)
+                        end
+                    end
+                end
+
+                for groupName, unitNameDict in pairs(self.targetAliveStates) do
+                    for unitName, isAlive in pairs(unitNameDict) do
+                        if isAlive == true then
+                            self.targetAliveStates[groupName][unitName] = unitAliveState(unitName)
+                        end
+                    end
+                end
+            end
+
             if self.missionState == Mission.MissionState.COMPLETED then
                 return
             end