diff --git a/.github/workflows/i18n-source-sync.yaml b/.github/workflows/i18n-source-sync.yaml
index a95ef7412..42ad138d7 100644
--- a/.github/workflows/i18n-source-sync.yaml
+++ b/.github/workflows/i18n-source-sync.yaml
@@ -4,9 +4,7 @@ name: i18n source sync
 on:
   workflow_dispatch:
 
-permissions:
-  contents: write
-  pull-requests: write
+permissions: {}
 
 concurrency:
   group: i18n-source-sync
@@ -18,7 +16,6 @@ defaults:
 
 env:
   SOURCE_BRANCH: automation/i18n-source-catalogs
-  GH_TOKEN: ${{ github.token }}
 
 jobs:
   sync:
@@ -26,10 +23,23 @@ jobs:
     runs-on: ubuntu-24.04
     timeout-minutes: 30
     steps:
+      - name: Create token
+        id: create-token
+        uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1
+        with:
+          client-id: ${{ vars.FLUXER_CI_APP_ID }}
+          private-key: ${{ secrets.FLUXER_CI_APP_KEY }}
+          owner: fluxerapp
+          repositories: fluxer
+          permission-contents: write
+          permission-pull-requests: write
+
       - name: Checkout code
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
         with:
+          token: ${{ steps.create-token.outputs.token }}
           fetch-depth: 0
+          persist-credentials: false
 
       - name: Set up Rust toolchain
         uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
@@ -57,6 +67,8 @@ jobs:
         run: pnpm biome format --write package.json packages/i18n/package.json packages/i18n/scripts/SyncStaticI18nCatalogs.ts packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n
 
       - name: Open source catalog PR
+        env:
+          GH_TOKEN: ${{ steps.create-token.outputs.token }}
         run: |
           set -euo pipefail
           if [[ -z "$(git status --porcelain -- fluxer_app/src/features/i18n/locales fluxer_marketing/locales packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n)" ]]; then
@@ -64,11 +76,12 @@ jobs:
             exit 0
           fi
 
-          git config user.name "fluxer-i18n-bot"
-          git config user.email "github-actions[bot]@users.noreply.github.com"
+          git config user.name "fluxer-ci[bot]"
+          git config user.email "${{ vars.FLUXER_CI_APP_ID }}+fluxer-ci[bot]@users.noreply.github.com"
           git switch -c "$SOURCE_BRANCH"
           git add fluxer_app/src/features/i18n/locales fluxer_marketing/locales packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n
           git commit -m "chore(i18n): refresh source catalogs"
+          git remote set-url origin "https://x-access-token:${GH_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
           git fetch origin "$SOURCE_BRANCH" || true
           git push --force-with-lease="refs/heads/$SOURCE_BRANCH" origin "HEAD:$SOURCE_BRANCH"
 
diff --git a/.github/workflows/i18n-weblate-pr.yaml b/.github/workflows/i18n-weblate-pr.yaml
index 5080461e7..b2f879820 100644
--- a/.github/workflows/i18n-weblate-pr.yaml
+++ b/.github/workflows/i18n-weblate-pr.yaml
@@ -9,9 +9,7 @@ on:
         required: false
         default: "weblate/translations"
 
-permissions:
-  contents: write
-  pull-requests: write
+permissions: {}
 
 concurrency:
   group: i18n-weblate-${{ github.event.inputs.branch || github.ref_name }}
@@ -22,7 +20,6 @@ defaults:
     shell: bash
 
 env:
-  GH_TOKEN: ${{ github.token }}
   WEBLATE_BRANCH: ${{ github.event.inputs.branch || github.ref_name }}
 
 jobs:
@@ -31,11 +28,24 @@ jobs:
     runs-on: ubuntu-24.04
     timeout-minutes: 30
     steps:
+      - name: Create token
+        id: create-token
+        uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1
+        with:
+          client-id: ${{ vars.FLUXER_CI_APP_ID }}
+          private-key: ${{ secrets.FLUXER_CI_APP_KEY }}
+          owner: fluxerapp
+          repositories: fluxer
+          permission-contents: write
+          permission-pull-requests: write
+
       - name: Checkout Weblate branch
         uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
         with:
+          token: ${{ steps.create-token.outputs.token }}
           ref: ${{ env.WEBLATE_BRANCH }}
           fetch-depth: 0
+          persist-credentials: false
 
       - name: Set up Rust toolchain
         uses: dtolnay/rust-toolchain@b3b07ba8b418998c39fb20f53e8b695cdcc8de1b
@@ -63,6 +73,8 @@ jobs:
         run: pnpm biome format --write package.json packages/i18n/package.json packages/i18n/scripts/SyncStaticI18nCatalogs.ts packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n
 
       - name: Commit generated artifacts
+        env:
+          GH_TOKEN: ${{ steps.create-token.outputs.token }}
         run: |
           set -euo pipefail
           if [[ -z "$(git status --porcelain -- fluxer_app/src/features/i18n/locales packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n)" ]]; then
@@ -70,13 +82,16 @@ jobs:
             exit 0
           fi
 
-          git config user.name "fluxer-i18n-bot"
-          git config user.email "github-actions[bot]@users.noreply.github.com"
+          git config user.name "fluxer-ci[bot]"
+          git config user.email "${{ vars.FLUXER_CI_APP_ID }}+fluxer-ci[bot]@users.noreply.github.com"
           git add fluxer_app/src/features/i18n/locales packages/errors/src/i18n fluxer_api/pkgs/email/src/email_i18n fluxer_api/src/api/content_i18n
           git commit -m "i18n: compile Weblate catalogs"
+          git remote set-url origin "https://x-access-token:${GH_TOKEN}@github.com/${GITHUB_REPOSITORY}.git"
           git push origin "HEAD:$WEBLATE_BRANCH"
 
       - name: Open Weblate PR
+        env:
+          GH_TOKEN: ${{ steps.create-token.outputs.token }}
         run: |
           set -euo pipefail
           pr_number="$(gh pr list --base main --head "$WEBLATE_BRANCH" --state open --json number --jq '.[0].number // empty')"
diff --git a/.github/workflows/labeller.yaml b/.github/workflows/labeller.yaml
index 4df36b4af..2b0f8a7e7 100644
--- a/.github/workflows/labeller.yaml
+++ b/.github/workflows/labeller.yaml
@@ -11,8 +11,8 @@ jobs:
         id: create-token
         uses: actions/create-github-app-token@bcd2ba49218906704ab6c1aa796996da409d3eb1
         with:
-          client-id: ${{ vars.APPLICATION_ID }}
-          private-key: ${{ secrets.APP_PRIVATE_KEY }}
+          client-id: ${{ vars.FLUXER_CI_APP_ID }}
+          private-key: ${{ secrets.FLUXER_CI_APP_KEY }}
           owner: fluxerapp
           repositories: fluxer
           permission-pull-requests: write