diff --git a/.github/workflows/ci_suite.yml b/.github/workflows/ci_suite.yml
index 71736114f782..bad7daa287c1 100644
--- a/.github/workflows/ci_suite.yml
+++ b/.github/workflows/ci_suite.yml
@@ -12,7 +12,10 @@ jobs:
   run_linters:
     if: ( !contains(github.event.head_commit.message, '[ci skip]') )
     name: Run Linters
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-20.04 #Pinning this for now, the correct way is to port Mothblocks' update to 22.*
+    concurrency:
+      group: run_linters-${{ github.head_ref || github.run_id }}
+      cancel-in-progress: true
     steps:
       - uses: actions/checkout@v3
       - name: Restore SpacemanDMM cache
@@ -67,7 +70,7 @@ jobs:
   compile_all_maps:
     if: ( !contains(github.event.head_commit.message, '[ci skip]') )
     name: Compile Maps
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       - name: Restore BYOND cache
@@ -84,7 +87,7 @@ jobs:
   find_all_maps:
     if: ( !contains(github.event.head_commit.message, '[ci skip]') )
     name: Find Maps to Test
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     outputs:
       maps: ${{ steps.map_finder.outputs.maps }}
       alternate_tests: ${{ steps.alternate_test_finder.outputs.alternate_tests }}
@@ -142,7 +145,7 @@ jobs:
     if: ( !contains(github.event.head_commit.message, '[ci skip]') && needs.find_all_maps.outputs.alternate_tests != '[]' )
     name: Check Alternate Tests
     needs: [run_alternate_tests]
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - run: echo Alternate tests passed.
 
@@ -150,7 +153,7 @@ jobs:
     if: ( !contains(github.event.head_commit.message, '[ci skip]') && (success() || failure()) )
     needs: [run_all_tests, run_alternate_tests]
     name: Compare Screenshot Tests
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v3
       # If we ever add more artifacts, this is going to break, but it'll be obvious.
diff --git a/.github/workflows/compile_changelogs.yml b/.github/workflows/compile_changelogs.yml
index 1b7bb9b0c05a..e658dceb6fff 100644
--- a/.github/workflows/compile_changelogs.yml
+++ b/.github/workflows/compile_changelogs.yml
@@ -8,7 +8,7 @@ on:
 jobs:
   compile:
     name: "Compile changelogs"
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: "Check for ACTION_ENABLER secret and pass true to output if it exists to be checked by later steps"
         id: value_holder
@@ -17,7 +17,7 @@ jobs:
         run: |
           unset SECRET_EXISTS
           if [ -n "$ENABLER_SECRET" ]; then SECRET_EXISTS=true ; fi
-          echo "::set-output name=ACTIONS_ENABLED::$SECRET_EXISTS"
+          echo "ACTIONS_ENABLED=$SECRET_EXISTS" >> $GITHUB_OUTPUT
       - name: "Setup python"
         if: steps.value_holder.outputs.ACTIONS_ENABLED
         uses: actions/setup-python@v1
@@ -31,9 +31,10 @@ jobs:
           sudo apt-get install  dos2unix
       - name: "Checkout"
         if: steps.value_holder.outputs.ACTIONS_ENABLED
-        uses: actions/checkout@v1
+        uses: actions/checkout@v3
         with:
           fetch-depth: 25
+          persist-credentials: false
       - name: "Compile"
         if: steps.value_holder.outputs.ACTIONS_ENABLED
         run: |
diff --git a/.github/workflows/generate_documentation.yml b/.github/workflows/generate_documentation.yml
index 410b086ab722..55415a3e0953 100644
--- a/.github/workflows/generate_documentation.yml
+++ b/.github/workflows/generate_documentation.yml
@@ -8,7 +8,7 @@ jobs:
     permissions:
       contents: write  # for JamesIves/github-pages-deploy-action to push changes in repo
     if: ( !contains(github.event.head_commit.message, '[ci skip]') )
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     concurrency: gen-docs
     steps:
       - uses: actions/checkout@v3
diff --git a/.github/workflows/pr_emoji.yml b/.github/workflows/pr_emoji.yml
index 219b319298ad..b6439a33df7e 100644
--- a/.github/workflows/pr_emoji.yml
+++ b/.github/workflows/pr_emoji.yml
@@ -8,7 +8,7 @@ permissions:
 
 jobs:
   title_and_changelog:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
     - uses: Wayland-Smithy/emoji-stripper-action@8f4c2fe9748bb9b02f105be4e72a1a42b0f34d84
       with:
diff --git a/.github/workflows/round_id_linker.yml b/.github/workflows/round_id_linker.yml
index 5aede3503d1b..fb4a202d1794 100644
--- a/.github/workflows/round_id_linker.yml
+++ b/.github/workflows/round_id_linker.yml
@@ -5,7 +5,7 @@ on:
 
 jobs:
   link_rounds:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
     - uses: tgstation/round_linker@master
       with:
diff --git a/.github/workflows/run_integration_tests.yml b/.github/workflows/run_integration_tests.yml
index fedd7dad9a6a..f84322cd151e 100644
--- a/.github/workflows/run_integration_tests.yml
+++ b/.github/workflows/run_integration_tests.yml
@@ -15,7 +15,7 @@ on:
         type: string
 jobs:
   run_integration_tests:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     services:
       mysql:
         image: mysql:latest
@@ -40,9 +40,6 @@ jobs:
           mysql -u root -proot tg_ci_prefixed < SQL/tgstation_schema_prefixed.sql
       - name: Install rust-g
         run: |
-          sudo dpkg --add-architecture i386
-          sudo apt update || true
-          sudo apt install -o APT::Immediate-Configure=false libssl1.1:i386
           bash tools/ci/install_rust_g.sh
       - name: Configure version
         run: |
diff --git a/.github/workflows/show_screenshot_test_results.yml b/.github/workflows/show_screenshot_test_results.yml
index 520adc100f7f..c0ebf50af990 100644
--- a/.github/workflows/show_screenshot_test_results.yml
+++ b/.github/workflows/show_screenshot_test_results.yml
@@ -13,7 +13,7 @@ jobs:
   show_screenshot_test_results:
     if: ( !contains(github.event.head_commit.message, '[ci skip]') && github.event.workflow_run.run_attempt == 1 )
     name: Show Screenshot Test Results
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: "Check for ARTIFACTS_FILE_HOUSE_KEY"
         id: secrets_set
diff --git a/.github/workflows/stale.yml b/.github/workflows/stale.yml
index 14d56e5f29f6..241db03f6e82 100644
--- a/.github/workflows/stale.yml
+++ b/.github/workflows/stale.yml
@@ -4,10 +4,16 @@ on:
   schedule:
   - cron: "0 0 * * *"
 
+permissions:
+  contents: read
+
 jobs:
   stale:
 
-    runs-on: ubuntu-20.04
+    permissions:
+      issues: write  # for actions/stale to close stale issues
+      pull-requests: write  # for actions/stale to close stale PRs
+    runs-on: ubuntu-22.04
 
     steps:
     - uses: actions/stale@v4
diff --git a/.github/workflows/update_tgs_dmapi.yml b/.github/workflows/update_tgs_dmapi.yml
index 602fd7baec9a..467e48cae201 100644
--- a/.github/workflows/update_tgs_dmapi.yml
+++ b/.github/workflows/update_tgs_dmapi.yml
@@ -7,7 +7,7 @@ on:
 
 jobs:
   update-dmapi:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     name: Update the TGS DMAPI
     steps:
     - name: Clone
diff --git a/code/__DEFINES/_profile.dm b/code/__DEFINES/_profile.dm
index 1a6a65cacb3a..88c2cfde63de 100644
--- a/code/__DEFINES/_profile.dm
+++ b/code/__DEFINES/_profile.dm
@@ -1,4 +1,2 @@
-#if DM_BUILD >= 1506
 // We don't actually care about storing the output here, this is just an easy way to ensure the profile runs first.
 GLOBAL_REAL_VAR(world_init_profiler) = world.Profile(PROFILE_RESTART)
-#endif
diff --git a/code/__DEFINES/rust_g.dm b/code/__DEFINES/rust_g.dm
index 366479f8a41c..5404cebed97e 100644
--- a/code/__DEFINES/rust_g.dm
+++ b/code/__DEFINES/rust_g.dm
@@ -129,7 +129,13 @@
 	#define text2file(text, fname) rustg_file_append(text, "[fname]")
 #endif
 
+/// Returns the git hash of the given revision, ex. "HEAD".
 #define rustg_git_revparse(rev) RUSTG_CALL(RUST_G, "rg_git_revparse")(rev)
+
+/**
+ * Returns the date of the given revision in the format YYYY-MM-DD.
+ * Returns null if the revision is invalid.
+ */
 #define rustg_git_commit_date(rev) RUSTG_CALL(RUST_G, "rg_git_commit_date")(rev)
 
 #define RUSTG_HTTP_METHOD_GET "get"
diff --git a/code/_byond_version_compact.dm b/code/_byond_version_compact.dm
index db07fe401d2c..bef714ba785e 100644
--- a/code/_byond_version_compact.dm
+++ b/code/_byond_version_compact.dm
@@ -2,7 +2,7 @@
 
 //Update this whenever you need to take advantage of more recent byond features
 #define MIN_COMPILER_VERSION 515
-#define MIN_COMPILER_BUILD 1623
+#define MIN_COMPILER_BUILD 1630
 #if (DM_VERSION < MIN_COMPILER_VERSION || DM_BUILD < MIN_COMPILER_BUILD) && !defined(SPACEMAN_DMM)
 //Don't forget to update this part
 #error Your version of BYOND is too out-of-date to compile this project. Go to https://secure.byond.com/download and update.
diff --git a/code/controllers/globals.dm b/code/controllers/globals.dm
index 59294285e053..39330b4b6707 100644
--- a/code/controllers/globals.dm
+++ b/code/controllers/globals.dm
@@ -18,10 +18,6 @@ GLOBAL_REAL(GLOB, /datum/controller/global_vars)
 	controller_vars["vars"] = null
 	gvars_datum_in_built_vars = controller_vars + list(NAMEOF(src, gvars_datum_protected_varlist), NAMEOF(src, gvars_datum_in_built_vars), NAMEOF(src, gvars_datum_init_order))
 
-#if DM_VERSION >= 515 && DM_BUILD > 1623
-	#warn datum.vars hanging a ref should now be fixed, there should be no reason to remove the vars list from our controller's vars list anymore
-#endif
-
 	QDEL_IN(exclude_these, 0) //signal logging isn't ready
 
 	log_world("[vars.len - gvars_datum_in_built_vars.len] global variables")
diff --git a/dependencies.sh b/dependencies.sh
index 5b08327aad3d..05c90dfc5472 100755
--- a/dependencies.sh
+++ b/dependencies.sh
@@ -5,10 +5,10 @@
 
 # byond version
 export BYOND_MAJOR=515
-export BYOND_MINOR=1623
+export BYOND_MINOR=1630
 
 #rust_g git tag
-export RUST_G_VERSION=1.2.0
+export RUST_G_VERSION=3.1.0
 
 #node version
 export NODE_VERSION=14
diff --git a/rust_g.dll b/rust_g.dll
index 943d45ed5572..30f63e72f4b1 100644
Binary files a/rust_g.dll and b/rust_g.dll differ