feat: add workflow for new contributors (#46479)

.github/workflows/crowdin-download.client-ui.yml

@@ -1,4 +1,4 @@
-name: Crowdin - Download Client UI
+name: i18n - Download Client UI
 on:
   workflow_dispatch:
   schedule:

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

@@ -1,4 +1,4 @@
-name: Crowdin - Download Curriculum
+name: i18n - Download Curriculum
 on:
   workflow_dispatch:
   schedule:

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

@@ -1,4 +1,4 @@
-name: Crowdin - Download Docs
+name: i18n - Download Docs
 on:
   workflow_dispatch:
   schedule:

.github/workflows/crowdin-upload.client-ui.yml

@@ -1,4 +1,4 @@
-name: Crowdin - Upload Client UI
+name: i18n - Upload Client UI
 on:
   workflow_dispatch:
   schedule:

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

@@ -1,4 +1,4 @@
-name: Crowdin - Upload Curriculum
+name: i18n - Upload Curriculum
 on:
   workflow_dispatch:
   schedule:

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

@@ -1,4 +1,4 @@
-name: Crowdin - Upload Docs
+name: i18n - Upload Docs
 on:
   workflow_dispatch:
   schedule:

.github/workflows/welcome-new-lgtm.yml

@@ -0,0 +1,19 @@
+name: Github - Welcome First-timers
+on:
+  pull_request:
+    types: [opened, closed]
+jobs:
+  run:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: wow-actions/welcome@v1
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          FIRST_PR_MERGED: |
+            #### :sparkles: :tada: **AWESOME!** :tada: :sparkles:
+
+            Hi @{{ author }},
+
+            Thanks for this pull request and for contributing to the code-base for the first time. We are looking forward to more contributions from you in the future.
+
+            Cheers & happy contributing!