fix: temporarily disable content hash validation in DTOs (#152)

# Description
Temporarily disable DTO validation of content hash-related fields until
we resolve questions/issues surrounding correct generation/validation
techniques.

libs/common/src/utils/dsnp-validation.decorator.ts

@@ -24,23 +24,29 @@ function validateMsaIdString(msaId: string): boolean {
 }
 
 const hexRe = /^(?:0x)?(?<hexString>f[0-9a-f]+)$/i;
-function validateContentHash(contentHash: string): boolean {
-  try {
-    const hexMatch = hexRe.exec(contentHash);
-    if (hexMatch && hexMatch?.groups) {
-      const { hexString } = hexMatch.groups;
-      const decoded = base16.decode(hexString.toLowerCase());
-      CID.decode(decoded);
-    } else {
-      const cid = CID.parse(contentHash);
-      console.log(cid.toString(base16.encoder));
-    }
-  } catch (err: any) {
-    console.error(`Invalid multiformat content hash: ${err.message}`);
-    return false;
-  }
 
+function validateContentHash(contentHash: string): boolean {
+  // TODO: disabling this check for the moment until we figure out
+  // what the problem is with validating content hashes. Either we're using
+  // an incorrect method to generate them in content-publisher, or we're not
+  // validating them properly here.
   return true;
+
+  // try {
+  //   const hexMatch = hexRe.exec(contentHash);
+  //   if (hexMatch && hexMatch?.groups) {
+  //     const { hexString } = hexMatch.groups;
+  //     const decoded = base16.decode(hexString.toLowerCase());
+  //     CID.decode(decoded);
+  //   } else {
+  //     CID.parse(contentHash);
+  //   }
+  // } catch (err: any) {
+  //   console.error(`Invalid multiformat content hash: ${err.message}`);
+  //   return false;
+  // }
+
+  // return true;
 }
 
 export function IsDsnpUserURI(validationOptions?: ValidationOptions) {