Mock @noble/post-quantum and jose dependencies, update Jest configurations in package.json for compatibility

backend/package.json

@@ -68,13 +68,20 @@
 		],
 		"rootDir": "src",
 		"testRegex": ".*\\.spec\\.ts$",
-		"transform": {
-			"^.+\\.(t|j)s$": "ts-jest"
-		},
 		"collectCoverageFrom": [
 			"**/*.(t|j)s"
 		],
 		"coverageDirectory": "../coverage",
-		"testEnvironment": "node"
+		"testEnvironment": "node",
+		"transformIgnorePatterns": [
+			"node_modules/(?!(jose|@noble)/)"
+		],
+		"transform": {
+			"^.+\\.(t|j)sx?$": "ts-jest"
+		},
+		"moduleNameMapper": {
+			"^@noble/post-quantum/(.*)$": "<rootDir>/../node_modules/@noble/post-quantum/$1",
+			"^@noble/hashes/(.*)$": "<rootDir>/../node_modules/@noble/hashes/$1"
+		}
 	}
 }