Add SBOM, symbols, traces, and VEX files for CVE-2022-21661 SQLi case

- Created CycloneDX and SPDX SBOM files for both reachable and unreachable images.
- Added symbols.json detailing function entry and sink points in the WordPress code.
- Included runtime traces for function calls in both reachable and unreachable scenarios.
- Developed OpenVEX files indicating vulnerability status and justification for both cases.
- Updated README for evaluator harness to guide integration with scanner output.

src/__Libraries/StellaOps.Cryptography/HashAlgorithms.cs

@@ -0,0 +1,12 @@
+namespace StellaOps.Cryptography;
+
+/// <summary>
+/// Well-known digest algorithm identifiers supported by <see cref="ICryptoHash"/>.
+/// </summary>
+public static class HashAlgorithms
+{
+    public const string Sha256 = "SHA256";
+    public const string Sha512 = "SHA512";
+    public const string Gost3411_2012_256 = "GOST3411-2012-256";
+    public const string Gost3411_2012_512 = "GOST3411-2012-512";
+}