refactor to use pydantic settings and WAL sqlite mode

src/Pipfile.lock

@@ -1,7 +1,7 @@
 {
     "_meta": {
         "hash": {
-            "sha256": "359638472cb3c3914fac7040bc702463c0ed1ae2e5cee00abddd59d9b34e923e"
+            "sha256": "c34b5745f3a6f67222d3f26e6c7f2d13615a3301d0ca4d1f2b0ec58474b1d43a"
         },
         "pipfile-spec": 6,
         "requires": {
@@ -1470,11 +1470,11 @@
         },
         "marshmallow": {
             "hashes": [
-                "sha256:4972f529104a220bb8637d595aa4c9762afbe7f7a77d82dc58c1615d70c5823e",
-                "sha256:71a2dce49ef901c3f97ed296ae5051135fd3febd2bf43afe0ae9a82143a494d9"
+                "sha256:82f20a2397834fe6d9611b241f2f7e7b680ed89c49f84728a1ad937be6b4bdf4",
+                "sha256:98d8827a9f10c03d44ead298d2e99c6aea8197df18ccfad360dae7f89a50da2e"
             ],
-            "markers": "python_version >= '3.8'",
-            "version": "==3.22.0"
+            "markers": "python_version >= '3.9'",
+            "version": "==3.23.0"
         },
         "mccabe": {
             "hashes": [
@@ -2182,6 +2182,15 @@
             "markers": "python_version >= '3.8'",
             "version": "==2.23.4"
         },
+        "pydantic-settings": {
+            "hashes": [
+                "sha256:44a1804abffac9e6a30372bb45f6cafab945ef5af25e66b1c634c01dd39e0188",
+                "sha256:4a819166f119b74d7f8c765196b165f95cc7487ce58ea27dec8a5a26be0970e0"
+            ],
+            "index": "pypi",
+            "markers": "python_version >= '3.8'",
+            "version": "==2.6.0"
+        },
         "pyflakes": {
             "hashes": [
                 "sha256:1c61603ff154621fb2a9172037d84dca3500def8c8b630657d1701f026f8af3f",