diff --git a/.drone.yml b/.drone.yml
index ed12047..be38818 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -2,14 +2,15 @@
 kind: pipeline
 type: exec
 name: macrohard doors
-
+trigger:
+  branch:
+  - main
 platform:
   os: windows
   arch: amd64
 
 clone:
   disable: true
-
 steps:
 - name: clone
   environment:
@@ -22,10 +23,6 @@ steps:
 kind: pipeline
 type: docker
 name: unit tests
-clone:
-  recursive: true
-  submodule_update_remote: true
-
 trigger:
   branch:
   - main
@@ -38,13 +35,13 @@ steps:
     - |
       set -e
 
-      git submodule update --init --recursive
       conan build . \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
         -s build_type=Release \
         -o enable_static_analysis=False \
         -o enable_tests=True \
+        -o use_mold=True \
         --build=missing
 
       for test in $(find ./build -type f -name '*_tests' -executable); do
@@ -56,10 +53,6 @@ steps:
 kind: pipeline
 type: docker
 name: valgrind
-clone:
-  recursive: true
-  submodule_update_remote: true
-
 trigger:
   branch:
   - main
@@ -72,13 +65,13 @@ steps:
     - |
       set -e
 
-      git submodule update --init --recursive
       conan build . \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
         -s build_type=Release \
         -o enable_static_analysis=False \
         -o enable_tests=True \
+        -o use_mold=True \
         --build=missing
 
       find ./build -type f -name "*_tests" -executable | xargs -I {} bash -c 'valgrind --leak-check=full --show-leak-kinds=all --track-origins=yes --verbose --error-exitcode=255 {}' || exit 1
@@ -87,10 +80,6 @@ steps:
 kind: pipeline
 type: docker
 name: leak sanitizer
-clone:
-  recursive: true
-  submodule_update_remote: true
-
 trigger:
   branch:
   - main
@@ -103,12 +92,7 @@ steps:
     - |
       set -e
 
-      git submodule update --init --recursive
       conan build . \
-        -s build_type=Release \
-        -s compiler=clang \
-        -s compiler.version=20 \
-        -s compiler.libcxx=libc++ \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
         -c tools.build:cxxflags='["-g", "-fno-omit-frame-pointer", "-nostdinc++", "-isystem", "/libcxx_lsan/include/c++/v1/", "-fsanitize=leak"]' \
@@ -116,8 +100,11 @@ steps:
         -c tools.build:exelinkflags='["-L/libcxx_lsan/lib", "-Wl,-rpath,/libcxx_lsan/lib", "-lc++", "-lc++abi", "-fsanitize=leak"]' \
         -c tools.info.package_id:confs='["tools.build:cxxflags","tools.build:sharedlinkflags","tools.build:exelinkflags"]' \
         -c tools.build:compiler_executables='{"c": "clang", "cpp": "clang++"}' \
-        -o enable_static_analysis=False \
-        -o enable_tests=True \
+        -s build_type=Release \
+        -s compiler=clang \
+        -s compiler.version=20 \
+        -s compiler.libcxx=libc++ \
+        -o use_mold=True \
         --build=missing
       for test in $(find ./build -type f -name '*_tests' -executable); do
         echo "Running $test"
@@ -128,10 +115,6 @@ steps:
 kind: pipeline
 type: docker
 name: static analysis
-clone:
-  recursive: true
-  submodule_update_remote: true
-
 trigger:
   branch:
   - main
@@ -143,24 +126,19 @@ steps:
   privileged: true
   commands:
     - |
-      git submodule update --init --recursive
-
       conan build . \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
-        -s build_type=Debug \
+        -s build_type=Release \
         -o enable_static_analysis=True \
         -o enable_tests=True \
+        -o use_mold=True \
         --build=missing
 
 ---
 kind: pipeline
 type: docker
 name: clang format
-clone:
-  recursive: true
-  submodule_update_remote: true
-
 trigger:
   branch:
   - main
diff --git a/tools/ci/images/leak_sanitizer/Dockerfile b/tools/ci/images/leak_sanitizer/Dockerfile
index 5fcf25d..5d85e43 100644
--- a/tools/ci/images/leak_sanitizer/Dockerfile
+++ b/tools/ci/images/leak_sanitizer/Dockerfile
@@ -49,7 +49,7 @@ RUN git clone --depth=1 https://github.com/llvm/llvm-project.git -b llvmorg-20.1
     && ninja -C . install-cxx install-cxxabi \
     && rm -r /llvm-project/
 
-RUN git clone 'https://git.light7734.com/light7734/light.git' --recursive \
+RUN git clone 'https://git.light7734.com/light7734/light.git' \
     && cd light \
     && conan install . \
         -c tools.system.package_manager:mode=install \
@@ -63,4 +63,5 @@ RUN git clone 'https://git.light7734.com/light7734/light.git' --recursive \
         -s compiler=clang \
         -s compiler.version=20 \
         -s compiler.libcxx=libc++ \
+        -o use_mold=True \
         --build=missing
diff --git a/tools/ci/images/static_analysis/Dockerfile b/tools/ci/images/static_analysis/Dockerfile
index 5651efc..64eea9b 100644
--- a/tools/ci/images/static_analysis/Dockerfile
+++ b/tools/ci/images/static_analysis/Dockerfile
@@ -31,11 +31,12 @@ RUN clang --version  \
     && mold --version
 
 
-RUN git clone 'https://git.light7734.com/light7734/light.git' --recursive \
+RUN git clone 'https://git.light7734.com/light7734/light.git' \
     && cd light \
     && conan install . \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
-        -s build_type=Debug \
+        -s build_type=Release \
         -o enable_static_analysis=True \
+        -o use_mold=True \
         --build=missing
diff --git a/tools/ci/images/unit_tests/Dockerfile b/tools/ci/images/unit_tests/Dockerfile
index 0ab6a45..cb3b6a0 100644
--- a/tools/ci/images/unit_tests/Dockerfile
+++ b/tools/ci/images/unit_tests/Dockerfile
@@ -16,7 +16,6 @@ RUN apk add --no-cache \
     ninja \
     mold
 
-
 RUN pip install --no-cache-dir --break-system-packages conan gitpython \
     && conan profile detect
 
@@ -29,15 +28,11 @@ RUN clang --version  \
     && ninja --version \
     && mold --version
 
-RUN git clone 'https://git.light7734.com/light7734/light.git' --recursive \
+RUN git clone 'https://git.light7734.com/light7734/light.git' \
     && cd light \
-    && conan install . \
-        -s build_type=Debug \
-        -c tools.system.package_manager:mode=install \
-        -c tools.cmake.cmaketoolchain:generator=Ninja \
-        --build=missing \
     && conan install . \
         -s build_type=Release \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
+        -o use_mold=True \
         --build=missing
diff --git a/tools/ci/images/valgrind/Dockerfile b/tools/ci/images/valgrind/Dockerfile
index d17736b..eafa3f6 100644
--- a/tools/ci/images/valgrind/Dockerfile
+++ b/tools/ci/images/valgrind/Dockerfile
@@ -29,15 +29,11 @@ RUN clang --version  \
     && ninja --version \
     && mold --version
 
-RUN git clone 'https://git.light7734.com/light7734/light.git' --recursive \
+RUN git clone 'https://git.light7734.com/light7734/light.git' \
     && cd light \
-    && conan install . \
-        -s build_type=Debug \
-        -c tools.system.package_manager:mode=install \
-        -c tools.cmake.cmaketoolchain:generator=Ninja \
-        --build=missing \
     && conan install . \
         -s build_type=Release \
         -c tools.system.package_manager:mode=install \
         -c tools.cmake.cmaketoolchain:generator=Ninja \
+        -o use_mold=True \
         --build=missing