feat: add firebase for the backend

Author: ccrsxx

.env.development

@@ -1,5 +1,16 @@
 # Dev URL
-NEXT_PUBLIC_URL=YOUR_DEV_URL
+NEXT_PUBLIC_URL=
+
+# Owner Secret
+NEXT_PUBLIC_OWNER_BEARER_TOKEN=
+
+# Firebase
+API_KEY=
+AUTH_DOMAIN=
+PROJECT_ID=
+STORAGE_BUCKET=
+MESSAGING_SENDER_ID=
+APP_ID=
 
 # GitHub
-GITHUB_TOKEN=YOUR_GITHUB_TOKEN
+GITHUB_TOKEN=

.firebaserc

@@ -0,0 +1,5 @@
+{
+  "projects": {
+    "default": "portofolio-ccrsxx"
+  }
+}

firebase.json

@@ -0,0 +1,6 @@
+{
+  "firestore": {
+    "rules": "firestore.rules",
+    "indexes": "firestore.indexes.json"
+  }
+}

firestore.indexes.json

@@ -0,0 +1,4 @@
+{
+  "indexes": [],
+  "fieldOverrides": []
+}

firestore.rules

@@ -0,0 +1,8 @@
+rules_version = '2';
+service cloud.firestore {
+  match /databases/{database}/documents {
+    match /{document=**} {
+      allow read, write: if true;
+    }
+  }
+}

src/lib/firebase/app.ts

@@ -0,0 +1,7 @@
+import { initializeApp } from 'firebase/app';
+import { getFirestore } from 'firebase/firestore';
+import { getFirebaseConfig } from './config';
+
+initializeApp(getFirebaseConfig());
+
+export const db = getFirestore();

src/lib/firebase/collections.ts

@@ -0,0 +1,7 @@
+import { collection } from 'firebase/firestore';
+import { contentMetaConverter } from '@lib/types/meta';
+import { db } from './app';
+
+export const contentsCollection = collection(db, 'contents').withConverter(
+  contentMetaConverter
+);

src/lib/firebase/config.ts

@@ -0,0 +1,16 @@
+const config = {
+  apiKey: process.env.API_KEY,
+  authDomain: process.env.AUTH_DOMAIN,
+  projectId: process.env.PROJECT_ID,
+  storageBucket: process.env.STORAGE_BUCKET,
+  messagingSenderId: process.env.MESSAGING_SENDER_ID,
+  appId: process.env.APP_ID
+};
+
+type Config = typeof config;
+
+export function getFirebaseConfig(): Config {
+  if (Object.values(config).some((value) => !value))
+    throw new Error('Firebase config is not set or incomplete');
+  return config;
+}