feat(secrey-sync): Hashicorp Vault Secret Sync (and minor app connection fixes)

backend/src/services/app-connection/hc-vault/hc-vault-connection-fns.ts

@@ -91,9 +91,9 @@ export const listHCVaultMounts = async (appConnection: THCVaultConnection) => {
 
   const mounts: string[] = [];
 
-  // Filter for "kv" type only
+  // Filter for "kv" version 2 type only
   Object.entries(data.data).forEach(([path, mount]) => {
-    if (mount.type === "kv") {
+    if (mount.type === "kv" && mount.options?.version === "2") {
       mounts.push(path);
     }
   });

backend/src/services/app-connection/hc-vault/hc-vault-connection-types.ts

@@ -26,6 +26,9 @@ export type THCVaultConnectionConfig = DiscriminativePick<THCVaultConnectionInpu
 export type THCVaultMountResponse = {
   data: {
     [key: string]: {
+      options: {
+        version?: string | null;
+      } | null;
       type: string; // We're only interested in "kv" types
     };
   };