add crowdin actions

.github/workflows/crowdin-download-workflow.yml

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+name: Crowdin Download Action
+
+permissions:
+  contents: write
+  pull-requests: write
+  actions: read
+
+on:
+  workflow_dispatch:
+
+jobs:
+  crowdin:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Synchronize with Crowdin
+        uses: crowdin/github-action@v2
+        with:
+          upload_sources: false
+          upload_translations: false
+          download_translations: true
+          localization_branch_name: crowdin_translations
+
+          create_pull_request: true
+          pull_request_title: 'Updated Crowdin translations'
+          pull_request_body: 'New Crowdin pull request with translations'
+          pull_request_base_branch_name: 'dev'
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          CROWDIN_PROJECT_ID: ${{ secrets.CROWDIN_PROJECT_ID }}
+          CROWDIN_PERSONAL_TOKEN: ${{ secrets.CROWDIN_PERSONAL_TOKEN }}

.github/workflows/crowdin-upload-workflow.yml

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+name: Crowdin Upload Action
+
+on:
+  push:
+    paths: [ 'common/src/main/resources/assets/directionhud/lang/en_US.json']
+    branches: [ dev ]
+  workflow_dispatch:
+
+jobs:
+  crowdin-upload:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Crowdin push
+        uses: crowdin/github-action@v2
+        with:
+          upload_sources: true
+          upload_translations: false
+          download_translations: false
+        env:
+          CROWDIN_PROJECT_ID: ${{ secrets.CROWDIN_PROJECT_ID }}
+          CROWDIN_PERSONAL_TOKEN: ${{ secrets.CROWDIN_PERSONAL_TOKEN }}

crowdin.yml

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+"project_id_env": "CROWDIN_PROJECT_ID"
+"api_token_env": "CROWDIN_PERSONAL_TOKEN"
+"base_path": "."
+"base_url": "https://api.crowdin.com"
+"preserve_hierarchy": true
+
+files: [
+    {
+        "source": "src/main/resources/assets/sit-oth3r/lang/en_US.json",
+        "translation": "src/main/resources/assets/sit-oth3r/lang/%locale_with_underscore%.json",
+    }
+]