diff --git a/.github/workflows/compiler_discord_notify.yml b/.github/workflows/compiler_discord_notify.yml
index f81f42b9cb7df..5b46d0f87601f 100644
--- a/.github/workflows/compiler_discord_notify.yml
+++ b/.github/workflows/compiler_discord_notify.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Discord Webhook Action
-        uses: tsickert/discord-webhook@v6.0.0
+        uses: tsickert/discord-webhook@86dc739f3f165f16dadc5666051c367efa1692f4
         with:
           webhook-url: ${{ secrets.COMPILER_DISCORD_WEBHOOK_URL }}
           embed-author-name: ${{ github.event.pull_request.user.login }}
diff --git a/.github/workflows/devtools_regression_tests.yml b/.github/workflows/devtools_regression_tests.yml
index 9399b80f0e250..844b82b82cdb9 100644
--- a/.github/workflows/devtools_regression_tests.yml
+++ b/.github/workflows/devtools_regression_tests.yml
@@ -35,8 +35,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: scripts/release
+      - run: yarn --cwd scripts/release install --frozen-lockfile
       - name: Download react-devtools artifacts for base revision
         run: |
           git fetch origin main
diff --git a/.github/workflows/runtime_build_and_test.yml b/.github/workflows/runtime_build_and_test.yml
index 63e432b4dcd69..d685c848e21f4 100644
--- a/.github/workflows/runtime_build_and_test.yml
+++ b/.github/workflows/runtime_build_and_test.yml
@@ -169,8 +169,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: compiler
+      - run: yarn --cwd compiler install --frozen-lockfile
       - run: yarn test ${{ matrix.params }} --ci --shard=${{ matrix.shard }}
 
   # ----- BUILD -----
@@ -208,8 +207,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: compiler
+      - run: yarn --cwd compiler install --frozen-lockfile
       - run: yarn build --index=${{ matrix.worker_id }} --total=20 --r=${{ matrix.release_channel }} --ci
         env:
           CI: github
@@ -287,8 +285,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: compiler
+      - run: yarn --cwd compiler install --frozen-lockfile
       - name: Restore archived build
         uses: actions/download-artifact@v4
         with:
@@ -438,8 +435,7 @@ jobs:
           key: fixtures_dom-node_modules-v5-${{ runner.arch }}-${{ runner.os }}-${{ hashFiles('yarn.lock') }}
       - name: Ensure clean build directory
         run: rm -rf build
-      - run: yarn install --frozen-lockfile
-        working-directory: fixtures/dom
+      - run: yarn --cwd fixtures/dom install --frozen-lockfile
       - name: Restore archived build
         uses: actions/download-artifact@v4
         with:
@@ -635,8 +631,7 @@ jobs:
           key: runtime-node_modules-v5-${{ runner.arch }}-${{ runner.os }}-${{ hashFiles('yarn.lock') }}
       - name: Ensure clean build directory
         run: rm -rf build
-      - run: yarn install --frozen-lockfile
-        working-directory: scripts/release
+      - run: yarn --cwd scripts/release install --frozen-lockfile
       - name: Download artifacts for base revision
         run: |
           GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build.js --commit=$(git rev-parse ${{ github.event.pull_request.base.sha }})
diff --git a/.github/workflows/runtime_commit_artifacts.yml b/.github/workflows/runtime_commit_artifacts.yml
index 9e60606210f39..5de51b2664e48 100644
--- a/.github/workflows/runtime_commit_artifacts.yml
+++ b/.github/workflows/runtime_commit_artifacts.yml
@@ -16,6 +16,11 @@ on:
         required: true
         default: false
         type: boolean
+      dry_run:
+        description: Perform a dry run (run everything except push)
+        required: true
+        default: false
+        type: boolean
 
 env:
   TZ: /usr/share/zoneinfo/America/Los_Angeles
@@ -79,10 +84,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-        name: yarn install (react)
-      - run: yarn install --frozen-lockfile
-        name: yarn install (scripts/release)
-        working-directory: scripts/release
+      - run: yarn --cwd scripts/release install --frozen-lockfile
       - name: Download artifacts for base revision
         run: |
           GH_TOKEN=${{ github.token }} scripts/release/download-experimental-build.js --commit=${{ inputs.commit_sha || github.event.workflow_run.head_sha || github.sha }}
@@ -246,16 +248,16 @@ jobs:
           git status -u
       - name: Commit changes to branch
         if: inputs.force == true || steps.check_should_commit.outputs.should_commit == 'true'
-        uses: stefanzweifel/git-auto-commit-action@v5
-        with:
-          commit_message: |
-            ${{ github.event.workflow_run.head_commit.message || format('Manual build of {0}', github.event.workflow_run.head_sha || github.sha) }}
+        run: |
+          git config --global user.email "${{ format('{0}@users.noreply.github.com', github.triggering_actor) }}"
+          git config --global user.name "${{ github.triggering_actor }}"
+
+          git commit -m "${{ github.event.workflow_run.head_commit.message || format('Manual build of {0}', github.event.workflow_run.head_sha || github.sha) }}
 
-            DiffTrain build for [${{ github.event.workflow_run.head_sha || github.sha }}](https://github.com/facebook/react/commit/${{ github.event.workflow_run.head_sha || github.sha }})
-          branch: builds/facebook-www
-          commit_user_name: ${{ github.triggering_actor }}
-          commit_user_email: ${{ format('{0}@users.noreply.github.com', github.triggering_actor) }}
-          create_branch: true
+          DiffTrain build for [${{ github.event.workflow_run.head_sha || github.sha }}](https://github.com/facebook/react/commit/${{ github.event.workflow_run.head_sha || github.sha }})" || echo "No changes to commit"
+      - name: Push changes to branch
+        if: inputs.dry_run == false && (inputs.force == true || steps.check_should_commit.outputs.should_commit == 'true')
+        run: git push
 
   commit_fbsource_artifacts:
     needs: download_artifacts
@@ -413,13 +415,13 @@ jobs:
           git status
       - name: Commit changes to branch
         if: inputs.force == true || steps.check_should_commit.outputs.should_commit == 'true'
-        uses: stefanzweifel/git-auto-commit-action@v5
-        with:
-          commit_message: |
-            ${{ github.event.workflow_run.head_commit.message || format('Manual build of {0}', github.event.workflow_run.head_sha || github.sha) }}
+        run: |
+          git config --global user.email "${{ format('{0}@users.noreply.github.com', github.triggering_actor) }}"
+          git config --global user.name "${{ github.triggering_actor }}"
+
+          git commit -m "${{ github.event.workflow_run.head_commit.message || format('Manual build of {0}', github.event.workflow_run.head_sha || github.sha) }}
 
-            DiffTrain build for [${{ github.event.workflow_run.head_sha || github.sha }}](https://github.com/facebook/react/commit/${{ github.event.workflow_run.head_sha || github.sha }})
-          branch: builds/facebook-fbsource
-          commit_user_name: ${{ github.triggering_actor }}
-          commit_user_email: ${{ format('{0}@users.noreply.github.com', github.triggering_actor) }}
-          create_branch: true
+          DiffTrain build for [${{ github.event.workflow_run.head_sha || github.sha }}](https://github.com/facebook/react/commit/${{ github.event.workflow_run.head_sha || github.sha }})" || echo "No changes to commit"
+      - name: Push changes to branch
+        if: inputs.dry_run == false && (inputs.force == true || steps.check_should_commit.outputs.should_commit == 'true')
+        run: git push
diff --git a/.github/workflows/runtime_discord_notify.yml b/.github/workflows/runtime_discord_notify.yml
index e41b1c56405a7..f2be08f904ee2 100644
--- a/.github/workflows/runtime_discord_notify.yml
+++ b/.github/workflows/runtime_discord_notify.yml
@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Discord Webhook Action
-        uses: tsickert/discord-webhook@v6.0.0
+        uses: tsickert/discord-webhook@86dc739f3f165f16dadc5666051c367efa1692f4
         with:
           webhook-url: ${{ secrets.DISCORD_WEBHOOK_URL }}
           embed-author-name: ${{ github.event.pull_request.user.login }}
diff --git a/.github/workflows/runtime_eslint_plugin_e2e.yml b/.github/workflows/runtime_eslint_plugin_e2e.yml
index 8b8222721cfaa..2deb958ea79cc 100644
--- a/.github/workflows/runtime_eslint_plugin_e2e.yml
+++ b/.github/workflows/runtime_eslint_plugin_e2e.yml
@@ -48,8 +48,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: compiler
+      - run: yarn --cwd compiler install --frozen-lockfile
       - name: Build plugin
         working-directory: fixtures/eslint-v${{ matrix.eslint_major }}
         run: node build.mjs
diff --git a/.github/workflows/runtime_prereleases.yml b/.github/workflows/runtime_prereleases.yml
index 293e5f2ce9fa6..ce44246df9a75 100644
--- a/.github/workflows/runtime_prereleases.yml
+++ b/.github/workflows/runtime_prereleases.yml
@@ -45,8 +45,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: scripts/release
+      - run: yarn --cwd scripts/release install --frozen-lockfile
       - run: |
           scripts/release/prepare-release-from-ci.js --skipTests -r ${{ inputs.release_channel }} --commit=${{ inputs.commit_sha }}
           cp ./scripts/release/ci-npmrc ~/.npmrc
diff --git a/.github/workflows/runtime_releases_from_npm_manual.yml b/.github/workflows/runtime_releases_from_npm_manual.yml
index c4675bfb7fd4a..d04f202a7ea71 100644
--- a/.github/workflows/runtime_releases_from_npm_manual.yml
+++ b/.github/workflows/runtime_releases_from_npm_manual.yml
@@ -44,7 +44,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Discord Webhook Action
-        uses: tsickert/discord-webhook@v6.0.0
+        uses: tsickert/discord-webhook@86dc739f3f165f16dadc5666051c367efa1692f4
         with:
           webhook-url: ${{ secrets.DISCORD_WEBHOOK_URL }}
           embed-author-name: ${{ github.event.sender.login }}
@@ -77,8 +77,7 @@ jobs:
       - name: Ensure clean build directory
         run: rm -rf build
       - run: yarn install --frozen-lockfile
-      - run: yarn install --frozen-lockfile
-        working-directory: scripts/release
+      - run: yarn --cwd scripts/release install --frozen-lockfile
       - run: cp ./scripts/release/ci-npmrc ~/.npmrc
       - if: '${{ inputs.only_packages }}'
         name: 'Prepare ${{ inputs.only_packages }} from NPM'