Added title checker (#1472)

.github/pr-title-checker-config.json

@@ -0,0 +1,11 @@
+{
+  "LABEL": {
+    "name": "Title needs formatting.",
+    "color": "EEEEEE"
+  },
+  "CHECKS": {
+    "prefixes": ["traduction de", "Traduction de", "Fix fuzzies in", "Fix fuzzies dans"],
+    "regexp": "\\.po",
+    "ignoreLabels": ["meta"]
+  }
+}

.github/workflows/pr-title-cheker.yml

@@ -0,0 +1,17 @@
+name: "PR Title Checker"
+on:
+  pull_request:
+    types:
+      - opened
+      - edited
+      - synchronize
+      - labeled
+      - unlabeled
+
+jobs:
+  check:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: thehanimo/pr-title-checker@v1.2
+        with:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}