diff --git a/.github/actions/setup-linux-toolchain/action.yml b/.github/actions/setup-linux-toolchain/action.yml
new file mode 100644
index 0000000..22795a1
--- /dev/null
+++ b/.github/actions/setup-linux-toolchain/action.yml
@@ -0,0 +1,42 @@
+name: Setup Linux toolchain
+
+inputs:
+  arch:
+    required: true
+
+runs:
+  using: "composite"
+  steps:
+    - name: Set TOOLCHAIN_URL (x86_64)
+      if: inputs.arch == 'x86_64'
+      shell: bash
+      run: |
+        echo "TOOLCHAIN_URL=https://downloads.tuxfamily.org/godotengine/toolchains/linux/2021-02-11/x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2" >> "$GITHUB_ENV"
+
+    - name: Set TOOLCHAIN_URL (x86_32)
+      if: inputs.arch == 'x86_32'
+      shell: bash
+      run: |
+        echo "TOOLCHAIN_URL=https://downloads.tuxfamily.org/godotengine/toolchains/linux/2021-02-11/i686-godot-linux-gnu_sdk-buildroot.tar.bz2" >> "$GITHUB_ENV"
+
+    - name: Cache buildroot
+      id: cache-buildroot
+      uses: actions/cache@v4
+      with:
+        path: buildroot
+        key: ${{env.TOOLCHAIN_SHA}}
+
+    - name: Set up buildroot
+      if: steps.cache-buildroot.outputs.cache-hit != 'true'
+      shell: bash
+      run: |
+        mkdir buildroot
+        wget ${TOOLCHAIN_URL} -O buildroot/buildroot.tar.bz2
+        cd buildroot
+        echo "${TOOLCHAIN_SHA}  buildroot.tar.bz2"
+        echo "${TOOLCHAIN_SHA}  buildroot.tar.bz2" | shasum --check
+        tar -xjf buildroot.tar.bz2 --strip-components=1
+        ls -l
+        rm buildroot.tar.bz2
+        ./relocate-sdk.sh
+        cd ..
diff --git a/.github/workflows/gdextension.yml b/.github/workflows/gdextension.yml
index 8552229..b8342db 100644
--- a/.github/workflows/gdextension.yml
+++ b/.github/workflows/gdextension.yml
@@ -133,25 +133,11 @@ jobs:
         id: output-name-prefix
         run: echo "name-prefix=${NAME_PREFIX}" >> $GITHUB_OUTPUT
 
-      - name: Set up Linux buildroot x86_64
-        if: matrix.opts.platform == 'linux' && matrix.opts.arch == 'x86_64'
-        run: |
-          wget https://downloads.tuxfamily.org/godotengine/toolchains/linux/2021-02-11/x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2
-          tar -xjf x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2
-          mv x86_64-godot-linux-gnu_sdk-buildroot buildroot
-          cd buildroot
-          ./relocate-sdk.sh
-          cd ..
-
-      - name: Set up Linux buildroot x86_32
-        if: matrix.opts.platform == 'linux' && matrix.opts.arch == 'x86_32'
-        run: |
-          wget https://downloads.tuxfamily.org/godotengine/toolchains/linux/2021-02-11/i686-godot-linux-gnu_sdk-buildroot.tar.bz2
-          tar -xjf i686-godot-linux-gnu_sdk-buildroot.tar.bz2
-          mv i686-godot-linux-gnu_sdk-buildroot buildroot
-          cd buildroot
-          ./relocate-sdk.sh
-          cd ..
+      - name: Setup Linux toolchain
+        if: matrix.opts.platform == 'linux'
+        uses: ./limboai/.github/actions/setup-linux-toolchain
+        with:
+          arch: ${{matrix.opts.arch}}
 
       - name: Set up Python 3.x
         if: matrix.opts.platform == 'windows' || matrix.opts.platform == 'macos'
@@ -283,18 +269,22 @@ jobs:
           mv Godot_* godot
           chmod u+x godot
           ls -l
+          cd ..
           ./bin/godot --version
 
       - name: Generate icon .import files
         shell: bash
         run: |
+          touch out/project.godot
           timeout 20s ./bin/godot --headless --editor --path ./out/ || /bin/true
+          rm out/project.godot
+          rm -rf out/.godot/
 
       - name: Change editor scale import settings
         shell: bash
         run: |
-          echo "--- Listing import files:"
-          ls out/addons/limboai/icons/*.import
+          echo "--- Listing icons dir:"
+          ls out/addons/limboai/icons/
           echo "--- (end of listing)"
           sed -i 's|editor/scale_with_editor_scale=false|editor/scale_with_editor_scale=true|' out/addons/limboai/icons/*.import
 
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 056e824..bdfbfa3 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -139,27 +139,10 @@ jobs:
       # Inits GODOT_VERSION, LIMBOAI_VERSION and NAME_PREFIX environment variables.
       - uses: ./modules/limboai/.github/actions/init-version
 
-      # About sed see: https://github.com/godotengine/buildroot/issues/6
-      - name: Set up buildroot x86_64
-        if: matrix.opts.arch == 'x86_64'
-        run: |
-          wget https://download.tuxfamily.org/godotengine/toolchains/linux/x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2
-          tar -xjf x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2
-          mv x86_64-godot-linux-gnu_sdk-buildroot buildroot
-          cd buildroot
-          sed -i x86_64-godot-linux-gnu/sysroot/usr/lib/pkgconfig/dbus-1.pc -e "s@/lib@/lib64@g"
-          ./relocate-sdk.sh
-          cd ..
-
-      - name: Set up buildroot x86_32
-        if: matrix.opts.arch == 'x86_32'
-        run: |
-          wget https://download.tuxfamily.org/godotengine/toolchains/linux/i686-godot-linux-gnu_sdk-buildroot.tar.bz2
-          tar -xjf i686-godot-linux-gnu_sdk-buildroot.tar.bz2
-          mv i686-godot-linux-gnu_sdk-buildroot buildroot
-          cd buildroot
-          ./relocate-sdk.sh
-          cd ..
+      - name: Set up Linux toolchain
+        uses: ./modules/limboai/.github/actions/setup-linux-toolchain
+        with:
+          arch: ${{matrix.opts.arch}}
 
       - name: Set up scons cache
         uses: actions/cache@v4
diff --git a/.github/workflows/test_builds.yml b/.github/workflows/test_builds.yml
index 4a961ab..f79e440 100644
--- a/.github/workflows/test_builds.yml
+++ b/.github/workflows/test_builds.yml
@@ -52,16 +52,10 @@ jobs:
         with:
           path: modules/limboai
 
-      # About sed see: https://github.com/godotengine/buildroot/issues/6
-      - name: Set up buildroot x86_64
-        run: |
-          wget https://download.tuxfamily.org/godotengine/toolchains/linux/x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2
-          tar -xjf x86_64-godot-linux-gnu_sdk-buildroot.tar.bz2
-          mv x86_64-godot-linux-gnu_sdk-buildroot buildroot
-          cd buildroot
-          sed -i x86_64-godot-linux-gnu/sysroot/usr/lib/pkgconfig/dbus-1.pc -e "s@/lib@/lib64@g"
-          ./relocate-sdk.sh
-          cd ..
+      - name: Set up Linux toolchain
+        uses: ./modules/limboai/.github/actions/setup-linux-toolchain
+        with:
+          arch: x86_64
 
       - name: Set up scons cache
         uses: actions/cache@v4