remove db from the container

Dockerfile

- FROM node:19
+FROM node:19
 
 
 RUN curl -f https://get.pnpm.io/v6.16.js | node - add --global pnpm
@@ -11,8 +11,13 @@ WORKDIR /usr/src/app
 COPY ./package.json /usr/src/app/
 RUN pnpm install
 
-COPY ./ /usr/src/app
+COPY ./public /usr/src/app
+COPY ./src /usr/src/app
+COPY ./*.cjs /usr/src/app
+COPY ./*.ts /usr/src/app
 
 EXPOSE 80
 
+VOLUME ["/data"]
+
 CMD [ "pnpm", "dev", "--port", "80", "--host", "0.0.0.0"]

src/models/db.ts

@@ -3,15 +3,41 @@
 import sqlite3 from 'sqlite3'
 import { open } from 'sqlite'
 import sqlite from 'sqlite'
+import fs from 'fs'
 
 let _db:sqlite.Database<sqlite3.Database, sqlite3.Statement> = null;
 
+const dbPath = process.env.DATA_PATH || '/data/db.sqlite';
+
 export async function init() {
+    // check if the db file exists
+    if(!fs.existsSync(dbPath)) {
+        console.log('Downloading the database file');
+        const file = fs.createWriteStream(dbPath);
+        await new Promise((resolve, reject) => {
+                const request = http.get('https://git.unistra.fr/bramas/s-rank/-/raw/master/db.sqlite', function(response) {
+                    response.pipe(file);
+                    
+                    // after download completed close filestream
+                    file.on("finish", () => {
+                        file.close();
+                        console.log("Download Completed");
+                        resolve();
+                    });
+                    file.on("error", (err) => {
+                        console.log("Error while downloading the database file");
+                        reject(err);
+                    });
+                });
+        });
+
+    }
+
     if (_db) return _db;
 
     // sqlite3.Database, sqlite3.Statement is the default if no explicit generic is specified
     _db = await open<sqlite3.Database, sqlite3.Statement>({
-        filename: './db.sqlite',
+        filename: dbPath,
         driver: sqlite3.Database
     })