refactor: to node action (#47)

Refactoring the action from a composite to Node action. This change improves security through pinning of packages as well as better test-ability and error handling.

Reviewed-on: #47
Co-authored-by: Timo Behrendt <t.behrendt@t00n.de>
Co-committed-by: Timo Behrendt <t.behrendt@t00n.de>

.gitea/workflows/ci.yaml

@@ -9,7 +9,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@9c091bb21b7c1c1d1991bb908d89e4e9dddfe3e0 # v7.0.0
-      - name: Validate JSON
+      - name: Validate Renovate Config
         uses: ./
         with:
           json-file: renovate.json

.oxfmtrc.json

@@ -0,0 +1,4 @@
+{
+  "$schema": "./node_modules/oxfmt/configuration_schema.json",
+  "ignorePatterns": ["dist/**", "node_modules/**", "coverage/**"]
+}

src/validation.test.ts

@@ -58,10 +58,10 @@ describe("validateJson()", () => {
       {
         ok: true,
         text: async () =>
-          JSON.stringify({
+          ({
             despiteThisBeingValidJson:
               "toString() breaks it, making it invalid",
-          }),
+          }).toString(),
       },
     );
 
@@ -69,7 +69,7 @@ describe("validateJson()", () => {
       $schema: "https://json-schema.org/draft-07/schema",
     });
     await expect(validateJson(jsonFile)).rejects.toThrow(
-      'strict mode: unknown keyword: "despiteThisBeingValidJson"',
+      '"[object Object]" is not valid JSON',
     );
   });
 

src/validation.ts

@@ -14,7 +14,9 @@ export const validateJson = async (jsonFileContent: string): Promise<void> => {
   const schemaText = await schemaContent.text();
   const schemaObject = JSON.parse(schemaText);
 
-  const validator = new Ajv();
+  const validator = new Ajv({
+    strict: false,
+  });
   const validate = validator.compile(schemaObject);
   const isValid = validate(jsonObject);
   if (!isValid) {