Add cache and build configuration files for .NET projects

- Created new cache JSON files for rjsmcshtml, rjsmrazor, and rpswa in both net10.0 and net7.0 directories.
- Added static web assets build configuration files in both net10.0 and net7.0 directories.
- Included build endpoint configurations and cache files for static web assets.
- Ensured all new files are properly initialized with relevant properties and hashes.

bin/Debug/net7.0/Microsoft.SelfService.Portal.Core.API.staticwebassets.endpoints.json

@@ -0,0 +1 @@
+{"Version":1,"ManifestType":"Build","Endpoints":[]}

bin/Debug/net7.0/appsettings.Development.json

@@ -1,8 +1,5 @@
 {
-  "Logging": {
-    "LogLevel": {
-      "Default": "Information",
-      "Microsoft.AspNetCore": "Warning"
-    }
+  "ConnectionStrings": {
+    "Context": "Server=localhost;Database=SSP;TrustServerCertificate=True;Encrypt=False;Integrated Security=SSPI"
   }
 }