move imgserver to app/api folder

+ add sqlite methods to configure custom root directories
+ add sqlite.settings module
+ remove date and app name from logger messages
+ add api route to browse directories

app/api/settings.py

@@ -0,0 +1,61 @@
+from flask import Blueprint, request
+from app.db.sqlite.settings import SettingsSQLMethods as sdb
+
+settingsbp = Blueprint("settings", __name__, url_prefix="/")
+
+
+@settingsbp.route("/settings/add-root-dirs", methods=["POST"])
+def add_root_dirs():
+    """
+    Add custom root directories to the database.
+    """
+    msg = {"msg": "Failed! No directories were given."}
+
+    data = request.get_json()
+
+    if data is None:
+        return msg, 400
+
+    try:
+        new_dirs = data["new_dirs"]
+        removed_dirs = data["removed"]
+    except KeyError:
+        return msg, 400
+
+    sdb.add_root_dirs(new_dirs)
+    sdb.remove_root_dirs(removed_dirs)
+
+    return {"msg": "Added root directories to the database."}
+
+
+@settingsbp.route("/settings/get-root-dirs", methods=["GET"])
+def get_root_dirs():
+    """
+    Get custom root directories from the database.
+    """
+    dirs = sdb.get_root_dirs()
+
+    return {"dirs": dirs}
+
+
+# CURRENTLY UNUSED ROUTE 👇
+@settingsbp.route("/settings/remove-root-dirs", methods=["POST"])
+def remove_root_dirs():
+    """
+    Remove custom root directories from the database.
+    """
+    msg = {"msg": "Failed! No directories were given."}
+
+    data = request.get_json()
+
+    if data is None:
+        return msg, 400
+
+    try:
+        dirs = data["dirs"]
+    except KeyError:
+        return msg, 400
+
+    sdb.remove_root_dirs(dirs)
+
+    return {"msg": "Removed root directories from the database."}