feat: cppcheck static analyzer

.github/workflows/ci.yml

@@ -31,5 +31,15 @@ jobs:
       - name: build
         run: cmake --build build -j4
 
+      - name: cppcheck static analysis
+        uses: deep5050/cppcheck-action@main
+        with:
+          github_token: ${{ secrets.GITHUB_TOKEN}}
+          enable: all
+          force_language: c++
+          std: c++20
+          other_options: |
+            --suppressions-list=./cppcheck.suppress
+
       - name: run
         run: ./build/roxas

cppcheck.suppress

@@ -0,0 +1,11 @@
+// Just a report of how many checkers are run
+checkersReport
+
+// This just warns that cppcheck isn't exhaustive and it still appears in exhaustive mode
+normalCheckLevelMaxBranches
+
+// cppcheck 2.11 can't find system headers on Win32.
+missingIncludeSystem
+
+# Causes false positives
+unusedStructMember