Update to support brainforge-dataset-utils dependency installation

app.py

@@ -5,6 +5,19 @@ from subprocess import run, PIPE
 run(["git", "clone",
      f"https://{environ['GITHUB_TOKEN']}@github.com/neongeckocom/brainforge-webapp",
      "-b", environ["GITHUB_BRANCH"]])
+
+# Replace SSH dependencies with HTTP using token envvar
+requirements_file = "./brainforge-webapp/requirements/requirements.txt"
+with open(requirements_file, 'r') as f:
+    lines = f.readlines()
+
+for line in lines:
+    if "github.com" in line:
+        line.replace("git+ssh://git@github.com", f"git+https://{environ['GITHUB_TOKEN']}@github.com")
+
+with open(requirements_file, 'w') as f:
+    f.writelines(lines)
+
 run(["pip", "install", "./brainforge-webapp"])
 
 # Get Demo Commit ID