chore: Update gitignore file and remove unused code files

Author: manthanank

.gitignore

@@ -1,4 +1,4 @@
-# See http://help.github.com/ignore-files/ for more about ignoring files.
+# See https://docs.github.com/get-started/getting-started-with-git/ignoring-files for more about ignoring files.
 
 # Compiled output
 /dist

angular.json

@@ -26,31 +26,28 @@
             "tsConfig": "tsconfig.app.json",
             "inlineStyleLanguage": "scss",
             "assets": [
-              "src/favicon.ico",
-              "src/assets"
+              {
+                "glob": "**/*",
+                "input": "public"
+              }
             ],
             "styles": [
               "src/styles.scss"
             ],
-            "scripts": [],
-            "server": "src/main.server.ts",
-            "prerender": true,
-            "ssr": {
-              "entry": "server.ts"
-            }
+            "scripts": []
           },
           "configurations": {
             "production": {
               "budgets": [
                 {
                   "type": "initial",
-                  "maximumWarning": "500kb",
-                  "maximumError": "1mb"
+                  "maximumWarning": "500kB",
+                  "maximumError": "1MB"
                 },
                 {
                   "type": "anyComponentStyle",
-                  "maximumWarning": "2kb",
-                  "maximumError": "4kb"
+                  "maximumWarning": "2kB",
+                  "maximumError": "4kB"
                 }
               ],
               "outputHashing": "all"
@@ -76,10 +73,7 @@
           "defaultConfiguration": "development"
         },
         "extract-i18n": {
-          "builder": "@angular-devkit/build-angular:extract-i18n",
-          "options": {
-            "buildTarget": "learn-angular:build"
-          }
+          "builder": "@angular-devkit/build-angular:extract-i18n"
         },
         "test": {
           "builder": "@angular-devkit/build-angular:karma",
@@ -91,8 +85,10 @@
             "tsConfig": "tsconfig.spec.json",
             "inlineStyleLanguage": "scss",
             "assets": [
-              "src/favicon.ico",
-              "src/assets"
+              {
+                "glob": "**/*",
+                "input": "public"
+              }
             ],
             "styles": [
               "src/styles.scss"