Update README.md

* Update action.yml

* Update armbian/build action version to v25.08

* Update action.yml

* Add delete old releases action

* Switch do SDK branch to tune up

.github/dependabot.yml

@@ -0,0 +1,6 @@
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/"
+    schedule:
+      interval: "weekly"

.github/workflows/action.yml

@@ -11,35 +11,44 @@ jobs:
   Keep:
     name: "Keep alive"
     runs-on: ubuntu-latest
+    permissions:
+      actions: write
     steps:
       # checkout this repository
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
       # prevent GitHub from suspending cronjob
-      - uses: gautamkrishnar/keepalive-workflow@v1 
+      - uses: liskin/gh-workflow-keepalive@v1
 
   Matrix:
     needs: Keep
     strategy:
       fail-fast: false
       matrix:
-        board: [uefi-x86,uefi-arm64]
-        os: ["jammy"]
+        board: ["uefi-x86","uefi-arm64"]
+        os: ["noble","trixie"]
         extension: [",image-output-qcow2",""]
-        
+        include:
+        - board: uefi-x86
+          runner: ubuntu-24.04
+        - board: uefi-arm64
+          runner: ubuntu-22.04-arm
+    runs-on: ${{ matrix.runner }}
     name: "${{ matrix.os }},${{ matrix.board }}${{ matrix.extension }}"
-    runs-on: ubuntu-latest
     steps:
 
-      - uses: armbian/build@v23.11.2
+      - uses: armbian/build@main
         with:
           # mandatory
           armbian_token:              "${{ secrets.GITHUB_TOKEN }}"          # GitHub installation access token
-          armbian_target:             "armbian-images"                       # build configuration from userpatches
+          armbian_target:             "armbian-sdk"                          # build configuration from userpatches
           armbian_release:            "${{ matrix.os }}"                     # userspace: jammy, bookworm, trixie, etc.
           armbian_board:              "${{ matrix.board }}"                  # board build target
           # optional
+          armbian_branch:             "main"
+          armbian_ui:                 "minimal"
           armbian_extensions:         "docker-ce,sdk${{ matrix.extension }}" # enable extensions
           armbian_release_tittle:     "Armbian SDK"                          # release tittle
+          armbian_release_tag:        "${{ github.run_id }}"
           armbian_release_body:       "Virtual images for x86 and arm64"     # release body
           armbian_pgp_key:            "${{ secrets.GPG_KEY1 }}"              # key for signing
           armbian_pgp_password:       "${{ secrets.GPG_PASSPHRASE1 }}"       # password for key

.github/workflows/delete-old-releases.yml

@@ -0,0 +1,33 @@
+name: Delete Old Releases
+
+on:
+  schedule:
+    - cron: '0 3 * * *'  # Daily at 03:00 UTC
+  workflow_dispatch:      # Manual trigger
+
+jobs:
+  clean_releases:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Delete old releases
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          # Get all releases (handle pagination)
+          releases=$(gh api --paginate repos/${{ github.repository }}/releases)
+
+          # Process full releases
+          full_releases=$(echo "$releases" | jq -c '[.[] | select(.prerelease == false)] | sort_by(.created_at) | reverse')
+          full_to_delete=$(echo "$full_releases" | jq '.[3:] | .[].id')
+          for id in $full_to_delete; do
+            echo "Deleting old full release ID: $id"
+            gh api --method DELETE repos/${{ github.repository }}/releases/$id
+          done
+
+          # Process pre-releases
+          pre_releases=$(echo "$releases" | jq -c '[.[] | select(.prerelease == true)] | sort_by(.created_at) | reverse')
+          pre_to_delete=$(echo "$pre_releases" | jq '.[3:] | .[].id')
+          for id in $pre_to_delete; do
+            echo "Deleting old pre-release ID: $id"
+            gh api --method DELETE repos/${{ github.repository }}/releases/$id
+          done

README.md

@@ -1,13 +1,7 @@
-<p align="center">
-  <a href="#build-framework">
-   <img src="https://raw.githubusercontent.com/armbian/build/master/.github/armbian-logo.png" alt="Armbian logo" width="144">
-  </a>
-  <br>
-  <strong>Armbian SDK</strong><br>
-<br>
-<a href=https://github.com/armbian/sdk/releases/latest><img alt="GitHub Workflow Status" src="https://img.shields.io/github/v/release/armbian/sdk?label=Download&style=for-the-badge&logoColor=black"></a>
-</p>
-
+<h2 align="center">
+  <a href=#><img src="https://raw.githubusercontent.com/armbian/.github/master/profile/logosmall.png" alt="Armbian logo"></a>
+  <br><br>
+</h2>
 
 
 
@@ -21,7 +15,7 @@
 
 - [x] can be made daily / weekly
 - [x] preinstalled Docker
-- [ ] automated login into user `armbian`
+- [x] automated login into user `armbian`
 - [ ] pre-loaded with latest build script
 - [ ] contains all kernel caches
 

userpatches/config-armbian-sdk.conf

@@ -0,0 +1,18 @@
+display_alert "Common settings for Armbian SDK OS images" "setting default values" "info"
+declare -g VENDOR="Armbian"
+declare -g VENDORCOLOR="5;100;115"
+declare -g VENDORURL="https://www.armbian.com"
+declare -g VENDORDOCS="https://docs.armbian.com"
+declare -g VENDORSUPPORT="https://forum.armbian.com"
+declare -g VENDORPRIVACY="https://www.armbian.com"
+declare -g VENDORBUGS="https://www.armbian.com/bugs"
+declare -g VENDORLOGO="armbian-logo"
+declare -g MAINTAINERMAIL=info@armbian.com
+declare -g MAINTAINER="Armbian Linux"
+declare -g COMPRESS_OUTPUTIMAGE="no"
+declare -g EXPERT="yes"
+declare -g KERNEL_BTF="yes"
+declare -g COMPRESS_OUTPUTIMAGE="sha,img,xz"
+declare -g IMAGE_XZ_COMPRESSION_RATIO=8
+declare -g DONT_BUILD_ARTIFACTS="kernel,firmware,full_firmware,fake_ubuntu_advantage_tools,armbian-zsh,armbian-plymouth-theme"
+declare -g PREFER_DOCKER="yes"

userpatches/firstboot.conf

@@ -0,0 +1,17 @@
+#/root/.not_logged_in_yet
+
+# System
+SET_LANG_BASED_ON_LOCATION="n"
+PRESET_LOCALE="en_US.UTF-8"
+PRESET_TIMEZONE="Etc/UTC"
+
+# Root
+PRESET_ROOT_PASSWORD="armbian"
+PRESET_ROOT_KEY=""
+
+# User
+PRESET_USER_NAME="armbian"
+PRESET_USER_PASSWORD="armbian"
+PRESET_USER_KEY=""
+PRESET_DEFAULT_REALNAME="Armbian user"
+PRESET_USER_SHELL="bash"