Add problem matcher for inline comments

Author: brunildisimo

Diff for: .github/problem-matchers/pospell.json

@@ -0,0 +1,15 @@
+{
+    "problemMatcher": [
+        {
+            "owner": "pospell",
+            "pattern": [
+                {
+                    "regexp": "^(.*):(\\d+):(.*)$",
+                    "file": 1,
+                    "line": 2,
+                    "message": 3
+                }
+            ]
+        }
+    ]
+}

Diff for: .github/workflows/main.yml

@@ -12,6 +12,8 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v2
+      - name: Register problem matchers
+        run: echo "::add-matcher::.github/problem-matchers/pospell.json"
       - uses: lots0logs/gh-action-get-changed-files@2.1.4
         id: changed_files
         with: