add auto swagger

update documentation - still only a temporary solution

swagger.cjs

@@ -0,0 +1,36 @@
+const fs = require('fs');
+const swaggerAutogen = require('swagger-autogen')();
+
+const doc = {
+  info: {
+    title: 'IPost API',
+    description: 'the official IPost.rocks API documentation',
+  },
+  host: 'ipost.rocks',
+  schemes: ['https'],
+};
+
+const outputFile = './swagger-output.json';
+const endpointsFiles = ['./server.js'];
+
+function pushdirectory(currentpath) {
+  fs.readdirSync(currentpath, {
+    withFileTypes: true
+  }).forEach(dirent => {
+    if (dirent.isFile()) {
+      endpointsFiles.push(currentpath + dirent.name);
+    } else {
+      pushdirectory(currentpath + dirent.name + "/");
+    }
+  });
+}
+
+pushdirectory("./routes/");
+
+console.log(endpointsFiles)
+
+/* NOTE: if you use the express Router, you must pass in the 
+   'endpointsFiles' only the root file where the route starts,
+   such as index.js, app.js, routes.js, ... */
+
+swaggerAutogen(outputFile, endpointsFiles, doc);