config: enable and configure Pyright for type-checking

Author: wherop

backend/.vscode/settings.json

@@ -4,6 +4,9 @@
     "files.trimFinalNewlines": true,
     "python.analysis.autoImportCompletions": true,
     "python.analysis.typeCheckingMode": "basic",
+    "python.analysis.diagnosticSeverityOverrides": {
+    "reportPrivateImportUsage": "none"
+    },
     "[python]": {
         "editor.formatOnSave": true,
         "editor.codeActionsOnSave": {

pyrightconfig.json

@@ -0,0 +1,10 @@
+{
+    "include": [
+        "backend/src"
+    ],
+    "exclude": [
+        "**/venv",
+        "**/__pycache__"
+    ],
+    "reportPrivateImportUsage": "none"
+}