refactor: fetch-mining-source edge function with Zod validation (#2675)

* fix: update Zod schema and remove 'all' email filter check

* refactor: remove 'all' email filter from fetch-mining-source call

* chore: update deno.lock for zod dependency

* refactor: update MiningSourceService to remove 'all' and mode field

* refactor: fetch-mining-source edge function with Zod validation

* style: remove skipcq comments from fetch-mining-source

* fix: resolve deepsource issues - use static methods, import specific crypto method

Author: malek10xdev

backend/src/db/supabase/MiningSourceService.ts

@@ -30,8 +30,7 @@ export class MiningSourceService implements MiningSources {
       {
         method: 'POST',
         body: {
-          email: email ?? 'all',
-          mode: 'service',
+          ...(email && { email }),
           user_id: userId
         }
       }