diff --git a/.gitea/workflows/jobs.yml b/.gitea/workflows/jobs.yml
index 0109697..e01ad1c 100644
--- a/.gitea/workflows/jobs.yml
+++ b/.gitea/workflows/jobs.yml
@@ -60,24 +60,24 @@ jobs:
           rm minisign-0.11-linux.tar.gz
           minisign -v
       - name: Set env secrets
-        run: | 
-          echo "MODIO_API_KEY=${{ secrets.MODIO_API_KEY }}" >> $GITHUB_ENV  
-          echo "MODIO_OAUTH2_TOKEN=${{ secrets.MODIO_OAUTH2_TOKEN }}" >> $GITHUB_ENV  
+        run: |
+          echo "MODIO_API_KEY=${{ secrets.MODIO_API_KEY }}" >> $GITHUB_ENV
+          echo "MODIO_OAUTH2_TOKEN=${{ secrets.MODIO_OAUTH2_TOKEN }}" >> $GITHUB_ENV
           echo "MOD_VERSION=$(python3 -m scripts.get_version)" >> $GITHUB_ENV
           echo "${{ secrets.MINISIGN_KEY }}" > signature-file.pem
       - name: Check Version Increment
         run: |
           git fetch --tags
           if git tag -l | grep -q "^${{ env.VERSION }}$"; then
-            echo "Tag ${{ env.VERSION }} already exists"
-            exit 1
+          echo "Tag ${{ env.VERSION }} already exists"
+          exit 1
           fi
-      - uses:  https://gitea.wildfiregames.com/Stan/gitea-action-build-pyromod@main
+      - uses: https://gitea.wildfiregames.com/Stan/gitea-action-build-pyromod@main
         with:
-            name: ${{ env.MOD_NAME }}
-            version: ${{ env.MOD_VERSION }}
+          name: ${{ env.MOD_NAME }}
+          version: ${{ env.MOD_VERSION }}
       - name: Create sha256sum
-        run:  |
+        run: |
           OUTPUT_FILE="${{ env.MOD_NAME }}-${{ env.MOD_VERSION }}.pyromod"
           cd output
           sha256sum $OUTPUT_FILE > $OUTPUT_FILE.sha256sum
@@ -85,7 +85,7 @@ jobs:
           cp -v $OUTPUT_FILE.sha256sum ../
           cp -v ${{ env.MOD_NAME }}-${{ env.MOD_VERSION }}.pyromod ../${{ env.MOD_NAME }}-${{ env.MOD_VERSION }}.zip
       - name: Sign
-        run:  |
+        run: |
           echo ${{ secrets.MINISIGN_KEY_PW }} | minisign -S -s signature-file.pem -m "${{ env.MOD_NAME }}-${{ env.MOD_VERSION }}.zip" -x signature.minisign
       - name: Upload to Modio
         run: |
diff --git a/.gitea/workflows/pre-commit.yml b/.gitea/workflows/pre-commit.yml
new file mode 100644
index 0000000..0237934
--- /dev/null
+++ b/.gitea/workflows/pre-commit.yml
@@ -0,0 +1,12 @@
+---
+name: pre-commit
+on:
+  - push
+  - pull_request
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-python@v5
+      - uses: pre-commit/action@v3.0.1
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
new file mode 100644
index 0000000..fbee7c9
--- /dev/null
+++ b/.pre-commit-config.yaml
@@ -0,0 +1,18 @@
+---
+repos:
+  - repo: https://github.com/pre-commit/pre-commit-hooks
+    rev: v4.6.0
+    hooks:
+      - id: check-case-conflict
+      - id: check-executables-have-shebangs
+      - id: check-json
+      - id: check-merge-conflict
+      - id: check-shebang-scripts-are-executable
+      - id: check-xml
+      - id: check-yaml
+  - repo: https://github.com/adrienverge/yamllint
+    rev: v1.35.1
+    hooks:
+      - id: yamllint
+        args:
+          - -s
diff --git a/.yamllint b/.yamllint
new file mode 100644
index 0000000..9dec2df
--- /dev/null
+++ b/.yamllint
@@ -0,0 +1,7 @@
+---
+extends: default
+
+rules:
+  truthy: disable
+  line-length:
+    max: 160
diff --git a/license_gpl-2.0.txt b/license_gpl-2.0.txt
old mode 100755
new mode 100644
diff --git a/scripts/copy_files.py b/scripts/copy_files.py
old mode 100755
new mode 100644
diff --git a/scripts/entvalidate.py b/scripts/entvalidate.py
old mode 100644
new mode 100755