diff --git a/.gitguardian.yaml b/.gitguardian.yaml
deleted file mode 100644
index 0c5d8b6e78..0000000000
--- a/.gitguardian.yaml
+++ /dev/null
@@ -1,6 +0,0 @@
-version: 2
-iac:
-  ignored-paths:
-    - path: 'domains/pallets/auto-id/res/*'
-      comment: 'Ignore secrets used for testing'
-
diff --git a/.github/workflows/chain-spec-snapshot-build.yml b/.github/workflows/chain-spec-snapshot-build.yml
index e6b21917a1..fc854cbb51 100644
--- a/.github/workflows/chain-spec-snapshot-build.yml
+++ b/.github/workflows/chain-spec-snapshot-build.yml
@@ -13,7 +13,7 @@ on:
 
 jobs:
   chains-spec:
-    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || 'ubuntu-22.04') }}
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || 'ubuntu-22.04') }}
     permissions:
       contents: write
       packages: write
diff --git a/.github/workflows/domain-genesis-storage-snapshot-build.yml b/.github/workflows/domain-genesis-storage-snapshot-build.yml
index 8ff53b1b8e..746ce78d43 100644
--- a/.github/workflows/domain-genesis-storage-snapshot-build.yml
+++ b/.github/workflows/domain-genesis-storage-snapshot-build.yml
@@ -12,7 +12,7 @@ on:
 
 jobs:
   domain-genesis-storage:
-    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || 'ubuntu-22.04') }}
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || 'ubuntu-22.04') }}
     permissions:
       contents: write
       packages: write
diff --git a/.github/workflows/runtime-snapshot-build.yml b/.github/workflows/runtime-snapshot-build.yml
index 06e2dcf467..71a12a9953 100644
--- a/.github/workflows/runtime-snapshot-build.yml
+++ b/.github/workflows/runtime-snapshot-build.yml
@@ -13,7 +13,7 @@ on:
 
 jobs:
   runtime:
-    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || 'ubuntu-22.04') }}
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || 'ubuntu-22.04') }}
     permissions:
       contents: write
       packages: write
diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index 93776827ad..ea01c9f66c 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -27,7 +27,7 @@ env:
 
 jobs:
   cargo-fmt:
-    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-22.04"') }}
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
 
     steps:
       - name: Checkout
@@ -54,7 +54,7 @@ jobs:
   cargo-clippy:
     strategy:
       matrix:
-        os: ${{ fromJson(github.repository_owner == 'autonomys' && '[["self-hosted", "ubuntu-20.04-x86-64"], ["self-hosted", "macos-14-arm64"], ["self-hosted", "windows-server-2022-x86-64"]]' || '["ubuntu-20.04", "macos-14", "windows-2022"]') }}
+        os: ${{ fromJson(github.repository_owner == 'autonomys' && '[["self-hosted", "ubuntu-22.04-x86-64"], ["self-hosted", "macos-14-arm64"], ["self-hosted", "windows-server-2022-x86-64"]]' || '["ubuntu-22.04", "macos-14", "windows-2022"]') }}
 
     runs-on: ${{ matrix.os }}
 
@@ -117,7 +117,7 @@ jobs:
           ROCM_VERSION=6.2.2
           sudo mkdir -p --mode=0755 /etc/apt/keyrings
           curl -L https://repo.radeon.com/rocm/rocm.gpg.key | gpg --dearmor | sudo tee /etc/apt/keyrings/rocm.gpg > /dev/null
-          echo "deb [arch=amd64 signed-by=/etc/apt/keyrings/rocm.gpg] https://repo.radeon.com/rocm/apt/$ROCM_VERSION focal main" | sudo tee /etc/apt/sources.list.d/rocm.list > /dev/null
+          echo "deb [arch=amd64 signed-by=/etc/apt/keyrings/rocm.gpg] https://repo.radeon.com/rocm/apt/$ROCM_VERSION jammy main" | sudo tee /etc/apt/sources.list.d/rocm.list > /dev/null
           echo "Package: *\nPin: release o=repo.radeon.com\nPin-Priority: 600" | sudo tee /etc/apt/preferences.d/rocm-pin-600 > /dev/null
           sudo apt-get update
           DEBIAN_FRONTEND=noninteractive sudo apt-get install -y --no-install-recommends rocm-hip-runtime-dev
@@ -167,7 +167,7 @@ jobs:
         if: runner.os == 'Windows'
 
   cargo-docs:
-    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-22.04"') }}
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
     steps:
       - name: Checkout
         uses: actions/checkout@b4ffde65f46336ab88eb53be808477a3936bae11 # v4.1.1
@@ -195,7 +195,7 @@ jobs:
   cargo-test:
     strategy:
       matrix:
-        os: ${{ fromJson(github.repository_owner == 'autonomys' && '[["self-hosted", "ubuntu-20.04-x86-64"], ["self-hosted", "macos-14-arm64"], ["self-hosted", "windows-server-2022-x86-64"]]' || '["ubuntu-22.04", "macos-14", "windows-2022"]') }}
+        os: ${{ fromJson(github.repository_owner == 'autonomys' && '[["self-hosted", "ubuntu-22.04-x86-64"], ["self-hosted", "macos-14-arm64"], ["self-hosted", "windows-server-2022-x86-64"]]' || '["ubuntu-22.04", "macos-14", "windows-2022"]') }}
 
     runs-on: ${{ matrix.os }}
     # Don't use the full 6 hours if a test hangs
diff --git a/.github/workflows/rustsec-audit.yml b/.github/workflows/rustsec-audit.yml
index 00acd0900d..abebdf86a7 100644
--- a/.github/workflows/rustsec-audit.yml
+++ b/.github/workflows/rustsec-audit.yml
@@ -14,7 +14,7 @@ on:
     - cron: "40 13 * * 0"
 jobs:
   security_audit:
-    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-22.04"') }}
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
     steps:
       - uses: actions/checkout@v3
       - uses: rustsec/audit-check@dd51754d4e59da7395a4cd9b593f0ff2d61a9b95 #v1.4.1
diff --git a/.github/workflows/snapshot-build.yml b/.github/workflows/snapshot-build.yml
index 035a940f94..ea58ea883c 100644
--- a/.github/workflows/snapshot-build.yml
+++ b/.github/workflows/snapshot-build.yml
@@ -18,9 +18,7 @@ env:
 
 jobs:
   container-linux:
-    # TODO: Restore once we have self-hosted runners with Ubuntu 22.04
-    #runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-22.04"') }}
-    runs-on: ubuntu-22.04
+    runs-on: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
     permissions:
       contents: write
       packages: write
@@ -84,15 +82,15 @@ jobs:
     strategy:
       matrix:
         build:
-          - os: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-20.04"') }}
+          - os: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
             target: x86_64-unknown-linux-gnu
             suffix: ubuntu-x86_64-skylake-${{ github.ref_name }}
             rustflags: "-C target-cpu=skylake"
-          - os: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-20.04"') }}
+          - os: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
             target: x86_64-unknown-linux-gnu
             suffix: ubuntu-x86_64-v2-${{ github.ref_name }}
             rustflags: "-C target-cpu=x86-64-v2"
-          - os: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-20.04-x86-64"]' || '"ubuntu-20.04"') }}
+          - os: ${{ fromJson(github.repository_owner == 'autonomys' && '["self-hosted", "ubuntu-22.04-x86-64"]' || '"ubuntu-22.04"') }}
             target: aarch64-unknown-linux-gnu
             suffix: ubuntu-aarch64-${{ github.ref_name }}
             rustflags: "-C linker=aarch64-linux-gnu-gcc"
@@ -183,7 +181,7 @@ jobs:
           ROCM_VERSION=6.2.2
           sudo mkdir -p --mode=0755 /etc/apt/keyrings
           curl -L https://repo.radeon.com/rocm/rocm.gpg.key | gpg --dearmor | sudo tee /etc/apt/keyrings/rocm.gpg > /dev/null
-          echo "deb [arch=amd64 signed-by=/etc/apt/keyrings/rocm.gpg] https://repo.radeon.com/rocm/apt/$ROCM_VERSION focal main" | sudo tee /etc/apt/sources.list.d/rocm.list > /dev/null
+          echo "deb [arch=amd64 signed-by=/etc/apt/keyrings/rocm.gpg] https://repo.radeon.com/rocm/apt/$ROCM_VERSION jammy main" | sudo tee /etc/apt/sources.list.d/rocm.list > /dev/null
           echo "Package: *\nPin: release o=repo.radeon.com\nPin-Priority: 600" | sudo tee /etc/apt/preferences.d/rocm-pin-600 > /dev/null
           sudo apt-get update
           DEBIAN_FRONTEND=noninteractive sudo apt-get install -y --no-install-recommends rocm-hip-runtime-dev
diff --git a/docs/farming.md b/docs/farming.md
index d58aa56133..c48d672fea 100644
--- a/docs/farming.md
+++ b/docs/farming.md
@@ -108,7 +108,7 @@ If you're connected directly without any router, then again nothing needs to be
 2022-02-03 10:52:23 📋 Chain specification: Subspace Gemini 3e
 2022-02-03 10:52:23 🏷  Node name: YOUR_FANCY_NAME
 2022-02-03 10:52:23 👤 Role: AUTHORITY
-2022-02-03 10:52:23 💾 Database: RocksDb at /home/X/.local/share/subspace-node-x86_64-ubuntu-20.04-snapshot-2022-jan-05/chains/subspace_test/db/full
+2022-02-03 10:52:23 💾 Database: RocksDb at /home/X/.local/share/subspace-node-x86_64-ubuntu-22.04-snapshot-2022-jan-05/chains/subspace_test/db/full
 2022-02-03 10:52:23 ⛓  Native runtime: subspace-100 (subspace-1.tx1.au1)
 2022-02-03 10:52:23 🔨 Initializing Genesis block/state (state: 0x22a5…17ea, header-hash: 0x6ada…0d38)
 2022-02-03 10:52:24 ⏱  Loaded block-time = 1s from block 0x6ada0792ea62bf3501abc87d92e1ce0e78ddefba66f02973de54144d12ed0d38