refactor: move private PDA npk into proven ChainedCall and Claim

test_program_methods/guest/src/bin/chain_caller.rs

@@ -41,6 +41,7 @@ fn main() {
             instruction_data: instruction_data.clone(),
             pre_states: vec![running_sender_pre.clone(), running_recipient_pre.clone()], /* <- Account order permutation here */
             pda_seeds: pda_seed.iter().copied().collect(),
+            private_pda_seeds: vec![],
         };
         chained_calls.push(new_chained_call);
 

test_program_methods/guest/src/bin/clock_chain_caller.rs

@@ -32,6 +32,7 @@ fn main() {
         instruction_data: to_vec(&timestamp).unwrap(),
         pre_states: pre_states.clone(),
         pda_seeds: vec![],
+        private_pda_seeds: vec![],
     };
 
     ProgramOutput::new(

test_program_methods/guest/src/bin/flash_swap_callback.rs

@@ -71,6 +71,7 @@ fn main() {
             pre_states: vec![receiver_authorized, vault_pre.clone()],
             instruction_data: transfer_instruction,
             pda_seeds: vec![PdaSeed::new([1_u8; 32])],
+            private_pda_seeds: vec![],
         });
     }
     // Malicious path (return_funds = false): emit no chained calls.

test_program_methods/guest/src/bin/flash_swap_initiator.rs

@@ -129,6 +129,7 @@ fn main() {
                 pre_states: vec![vault_authorized, receiver_pre.clone()],
                 instruction_data: transfer_instruction,
                 pda_seeds: vec![PdaSeed::new([0_u8; 32])],
+                private_pda_seeds: vec![],
             };
 
             // Chained call 2: User callback.
@@ -139,6 +140,7 @@ fn main() {
                 pre_states: vec![vault_after_transfer, receiver_after_transfer],
                 instruction_data: callback_instruction_data,
                 pda_seeds: vec![],
+                private_pda_seeds: vec![],
             };
 
             // Chained call 3: Self-call to enforce the invariant.
@@ -157,6 +159,7 @@ fn main() {
                 pre_states: vec![vault_after_callback],
                 instruction_data: invariant_instruction,
                 pda_seeds: vec![],
+                private_pda_seeds: vec![],
             };
 
             // The initiator itself makes no direct state changes.

test_program_methods/guest/src/bin/malicious_authorization_changer.rs

@@ -39,6 +39,7 @@ fn main() {
         instruction_data,
         pre_states: vec![authorised_sender, receiver.clone()],
         pda_seeds: vec![],
+        private_pda_seeds: vec![],
     };
 
     ProgramOutput::new(

test_program_methods/guest/src/bin/validity_window_chain_caller.rs

@@ -37,6 +37,7 @@ fn main() {
         instruction_data: chained_instruction,
         pre_states,
         pda_seeds: vec![],
+        private_pda_seeds: vec![],
     };
 
     ProgramOutput::new(