From cc11cae967c7cc1b34c38382f7c67ed9937db299 Mon Sep 17 00:00:00 2001
From: silicons <2003111+silicons@users.noreply.github.com>
Date: Sat, 18 Dec 2021 09:17:18 -0700
Subject: [PATCH 1/7] Update chem_synthesizer.dm

---
 code/modules/reagents/chemistry/machinery/chem_synthesizer.dm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm b/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm
index 489f9dd179..3c544f290f 100644
--- a/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm
+++ b/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm
@@ -53,8 +53,8 @@
 				return
 			beaker = new /obj/item/reagent_containers/glass/beaker/bluespace(src)
 			visible_message("<span class='notice'>[src] dispenses a bluespace beaker.</span>")
-		if("amount")
-			var/input = text2num(params["amount"])
+		if("synth_amount")
+			var/input = text2num(params["synth_amount"])
 			if(input)
 				amount = input
 	update_icon()

From 24cb27f5cbca94f9486223357bbff15a541b3ce5 Mon Sep 17 00:00:00 2001
From: silicons <2003111+silicons@users.noreply.github.com>
Date: Sat, 18 Dec 2021 09:17:47 -0700
Subject: [PATCH 2/7] Update ChemDebugSynthesizer.js

---
 tgui/packages/tgui/interfaces/ChemDebugSynthesizer.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tgui/packages/tgui/interfaces/ChemDebugSynthesizer.js b/tgui/packages/tgui/interfaces/ChemDebugSynthesizer.js
index 0e073ba885..b82c793703 100644
--- a/tgui/packages/tgui/interfaces/ChemDebugSynthesizer.js
+++ b/tgui/packages/tgui/interfaces/ChemDebugSynthesizer.js
@@ -33,8 +33,8 @@ export const ChemDebugSynthesizer = (props, context) => {
                 maxValue={beakerMaxVolume}
                 step={1}
                 stepPixelSize={2}
-                onChange={(e, value) => act('amount', {
-                  amount: value,
+                onChange={(e, value) => act('synth_amount', {
+                  synth_amount: value,
                 })} />
               <Button
                 icon="plus"

From 555477a075bb997158db41097a1429e7c9b6093b Mon Sep 17 00:00:00 2001
From: silicons <2003111+silicons@users.noreply.github.com>
Date: Sat, 18 Dec 2021 09:18:23 -0700
Subject: [PATCH 3/7] Update chem_synthesizer.dm

---
 code/modules/reagents/chemistry/machinery/chem_synthesizer.dm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm b/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm
index 3c544f290f..ae87d7714c 100644
--- a/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm
+++ b/code/modules/reagents/chemistry/machinery/chem_synthesizer.dm
@@ -56,7 +56,7 @@
 		if("synth_amount")
 			var/input = text2num(params["synth_amount"])
 			if(input)
-				amount = input
+				amount = max(input, 0)
 	update_icon()
 
 /obj/machinery/chem_dispenser/chem_synthesizer/proc/find_reagent(input)

From 59f756393f62efe5a741764d791c422b46a765e2 Mon Sep 17 00:00:00 2001
From: Changelogs <action@github.com>
Date: Tue, 21 Dec 2021 00:31:59 +0000
Subject: [PATCH 4/7] Automatic changelog compile [ci skip]

---
 html/changelog.html                        |  9 +++++++++
 html/changelogs/.all_changelog.yml         | 14 ++++++++++++++
 html/changelogs/AutoChangeLog-pr-15402.yml |  9 ---------
 3 files changed, 23 insertions(+), 9 deletions(-)
 delete mode 100644 html/changelogs/AutoChangeLog-pr-15402.yml

diff --git a/html/changelog.html b/html/changelog.html
index a19bed4578..2f926fd9e8 100644
--- a/html/changelog.html
+++ b/html/changelog.html
@@ -50,6 +50,15 @@
 		-->
 		<div class="commit sansserif">
 
+			<h2 class="date">21 December 2021</h2>
+			<h3 class="author">ShizCalev updated:</h3>
+			<ul class="changes bgimages16">
+				<li class="bugfix">Fixed an issue where you were able to remove flashlights/bayonets that were supposed to be permanently attached to a gun.</li>
+				<li class="bugfix">Fixed an issue where you were unable to remove flashlights & bayonets from certain weapons.</li>
+				<li class="bugfix">Fixed a potential issue where adding a flashlight to your helmet would've caused you to lose other action buttons.</li>
+				<li class="bugfix">Fixed a issue where guns with multiple action buttons would break all but one of those action buttons. tweak: If you have both a bayonet and a flashlight attached to your gun, you'll now be given a prompt on which you'd like to remove when using a screwdriver on it. tweak: Hacking a firing pin out of a gun is no longer done via a crafting menu - you can now do it by simply holding the gun in your hand and clicking it with a welder/screwdriver/wirecutters.</li>
+			</ul>
+
 			<h2 class="date">17 December 2021</h2>
 			<h3 class="author">DeltaFire15 updated:</h3>
 			<ul class="changes bgimages16">
diff --git a/html/changelogs/.all_changelog.yml b/html/changelogs/.all_changelog.yml
index 0c24ab2b14..50caa2d448 100644
--- a/html/changelogs/.all_changelog.yml
+++ b/html/changelogs/.all_changelog.yml
@@ -30403,3 +30403,17 @@ DO NOT EDIT THIS FILE BY HAND!  AUTOMATICALLY GENERATED BY ss13_genchangelog.py.
   - bugfix: The time for admins to cancel events is 30 seconds again.
   SandPoot:
   - bugfix: Fixes assembly holders.
+2021-12-21:
+  ShizCalev:
+  - bugfix: Fixed an issue where you were able to remove flashlights/bayonets that
+      were supposed to be permanently attached to a gun.
+  - bugfix: Fixed an issue where you were unable to remove flashlights & bayonets
+      from certain weapons.
+  - bugfix: Fixed a potential issue where adding a flashlight to your helmet would've
+      caused you to lose other action buttons.
+  - bugfix: 'Fixed a issue where guns with multiple action buttons would break all
+      but one of those action buttons. tweak: If you have both a bayonet and a flashlight
+      attached to your gun, you''ll now be given a prompt on which you''d like to
+      remove when using a screwdriver on it. tweak: Hacking a firing pin out of a
+      gun is no longer done via a crafting menu - you can now do it by simply holding
+      the gun in your hand and clicking it with a welder/screwdriver/wirecutters.'
diff --git a/html/changelogs/AutoChangeLog-pr-15402.yml b/html/changelogs/AutoChangeLog-pr-15402.yml
deleted file mode 100644
index 6081ecbd33..0000000000
--- a/html/changelogs/AutoChangeLog-pr-15402.yml
+++ /dev/null
@@ -1,9 +0,0 @@
-author: "ShizCalev"
-delete-after: True
-changes: 
-  - bugfix: "Fixed an issue where you were able to remove flashlights/bayonets that were supposed to be permanently attached to a gun."
-  - bugfix: "Fixed an issue where you were unable to remove flashlights & bayonets from certain weapons."
-  - bugfix: "Fixed a potential issue where adding a flashlight to your helmet would've caused you to lose other action buttons."
-  - bugfix: "Fixed a issue where guns with multiple action buttons would break all but one of those action buttons.
-tweak: If you have both a bayonet and a flashlight attached to your gun, you'll now be given a prompt on which you'd like to remove when using a screwdriver on it.
-tweak: Hacking a firing pin out of a gun is no longer done via a crafting menu - you can now do it by simply holding the gun in your hand and clicking it with a welder/screwdriver/wirecutters."

From ddccb0078aeb7c628869231a3f3223927fabe44b Mon Sep 17 00:00:00 2001
From: Changelogs <action@github.com>
Date: Wed, 22 Dec 2021 00:31:07 +0000
Subject: [PATCH 5/7] Automatic changelog compile [ci skip]

---
 html/changelog.html | 7 -------
 1 file changed, 7 deletions(-)

diff --git a/html/changelog.html b/html/changelog.html
index 2f926fd9e8..e8f0eca889 100644
--- a/html/changelog.html
+++ b/html/changelog.html
@@ -422,13 +422,6 @@
 				<li class="bugfix">fixed a runtime in the bark box vendor</li>
 				<li class="imageadd">added a missing tennis ball sprite</li>
 			</ul>
-
-			<h2 class="date">20 October 2021</h2>
-			<h3 class="author">Putnam3145 updated:</h3>
-			<ul class="changes bgimages16">
-				<li class="bugfix">Removed a panic from auxmos</li>
-				<li class="bugfix">Properly implemented hysteresis on heat exchanger processing</li>
-			</ul>
 		</div>
 
 <b>GoonStation 13 Development Team</b>

From f61b638a9e0fed1d5ef141d5186b70db22c9d7a5 Mon Sep 17 00:00:00 2001
From: Putnam3145 <putnam3145@gmail.com>
Date: Wed, 22 Dec 2021 08:38:48 -0800
Subject: [PATCH 6/7] Fixes excited group process delay heuristic (#15420)

---
 code/controllers/subsystem/air.dm | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/code/controllers/subsystem/air.dm b/code/controllers/subsystem/air.dm
index c79f9523c0..6f5d2ebe57 100644
--- a/code/controllers/subsystem/air.dm
+++ b/code/controllers/subsystem/air.dm
@@ -405,7 +405,7 @@ SUBSYSTEM_DEF(air)
 		eq_cooldown += (1-delay_threshold) * (cost_equalize / total_thread_time) * 2
 		if(eq_cooldown > 0.5)
 			equalize_enabled = FALSE
-		excited_group_pressure_goal = max(0,excited_group_pressure_goal_target * (1 - delay_threshold))
+		excited_group_pressure_goal = max(0,excited_group_pressure_goal_target * delay_threshold)
 
 
 /datum/controller/subsystem/air/proc/process_turfs(resumed = 0)

From e6f573cba8906d44bace84a2818dc2ee858a86b1 Mon Sep 17 00:00:00 2001
From: CitadelStationBot <citadelstationcommunity@gmail.com>
Date: Wed, 22 Dec 2021 10:38:51 -0600
Subject: [PATCH 7/7] Automatic changelog generation for PR #15420 [ci skip]

---
 html/changelogs/AutoChangeLog-pr-15420.yml | 4 ++++
 1 file changed, 4 insertions(+)
 create mode 100644 html/changelogs/AutoChangeLog-pr-15420.yml

diff --git a/html/changelogs/AutoChangeLog-pr-15420.yml b/html/changelogs/AutoChangeLog-pr-15420.yml
new file mode 100644
index 0000000000..e97082f7ca
--- /dev/null
+++ b/html/changelogs/AutoChangeLog-pr-15420.yml
@@ -0,0 +1,4 @@
+author: "Putnam3145"
+delete-after: True
+changes: 
+  - bugfix: "Atmos group processing heuristic no longer does opposite of intent"