Make Github stars dynamic and improve database init (#5000)

I extracted the init database logic into its own file. 
You can now run it with yarn database:init.
Added database entry for GitHub stars. 

Do you want me to remove the init route or is it used for something else
?

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Co-authored-by: Ady Beraud <a.beraud96@gmail.com>
Co-authored-by: Félix Malfait <felix.malfait@gmail.com>

package.json

@@ -308,6 +308,7 @@
     "ts-loader": "^9.2.3",
     "ts-node": "10.9.1",
     "tsconfig-paths": "^4.2.0",
+    "tsx": "^4.7.2",
     "typescript": "5.3.3",
     "vite": "^5.0.0",
     "vite-plugin-checker": "^0.6.2",