Architecture refactor phase 1 (#1394)

* restructed architecture

* restored blocks to  block structure

* renamed architecture to core topics

* Update nav.adoc

* minor fix

* minor fix

* minor fix

* minor fix

Author: LandauRaz

components/Starknet/modules/architecture-and-concepts/nav.adoc

@@ -1,48 +1,36 @@
 * Architecture
-
-** xref:network-architecture/starknet-architecture-overview.adoc[Overview]
-** xref:provers-overview.adoc[Provers]
-** xref:solidity-verifier.adoc[Solidity verifier]
-** xref:nodes.adoc[Nodes]
-
-** xref:network-architecture/block-structure.adoc[Block structure]
-** xref:network-architecture/transaction-life-cycle.adoc[Transaction lifecycle]
-** xref:network-architecture/transactions.adoc[Transaction types]
-** xref:network-architecture/fee-mechanism.adoc[]
-
-** State
-*** xref:network-architecture/starknet-state.adoc[Starknet state]
-*** xref:network-architecture/data-availability.adoc[Data availability]
-
-** L1-L2 messaging
-*** xref:network-architecture/messaging-mechanism.adoc[L1-L2 messaging mechanism]
-*** xref:network-architecture/messaging-reference.adoc[Messaging reference]
-
-** Accounts
-*** xref:accounts/introduction.adoc[What is an account?]
-*** xref:accounts/approach.adoc[Starknet's account interface]
-*** xref:accounts/account-functions.adoc[Account interface function reference]
-*** xref:accounts/deploying-new-accounts.adoc[Deploying new accounts]
-*** xref:accounts/universal-deployer.adoc[Universal Deployer Contract]
-*** xref:accounts/simplified-transaction-flow.adoc[Simplified transaction flow]
- 
-** Contracts
-*** xref:smart-contracts/contract-classes.adoc[Contract classes and instances]
-*** xref:smart-contracts/class-hash.adoc[Class hash]
-*** xref:smart-contracts/compiled-class-hash.adoc[Compiled class hash]
-*** xref:smart-contracts/contract-address.adoc[Contract address]
-*** xref:smart-contracts/contract-storage.adoc[Contract storage]
-*** xref:smart-contracts/contract-abi.adoc[Contract ABI]
-*** xref:smart-contracts/starknet-events.adoc[Events]
-*** xref:smart-contracts/cairo-and-sierra.adoc[Cairo and Sierra]
-*** xref:smart-contracts/cairo-builtins.adoc[Cairo builtins]
-*** xref:smart-contracts/serialization-of-cairo-types.adoc[Serialization of Cairo types]
-*** xref:smart-contracts/system-calls-cairo1.adoc[System calls]
-*** xref:smart-contracts/execution-info.adoc[Execution information for the current block]
-
-** Cryptography
-*** xref:cryptography/p-value.adoc[The STARK field]
-*** xref:cryptography/stark-curve.adoc[The STARK curve]
-*** xref:cryptography/hash-functions.adoc[Hash functions]
-
-* xref:economics-of-starknet.adoc[The Economics of Starknet]
+    ** Accounts
+        *** xref:accounts/introduction.adoc[What is an account?]
+        *** xref:accounts/approach.adoc[Starknet's account interface]
+        *** xref:accounts/account-functions.adoc[Account interface function reference]
+        *** xref:accounts/deploying-new-accounts.adoc[Deploying new accounts]
+        *** xref:accounts/universal-deployer.adoc[Universal Deployer Contract]
+    ** xref:network-architecture/block-structure.adoc[]
+        ** Contracts
+        *** xref:smart-contracts/contract-classes.adoc[Contract classes and instances]
+        *** xref:smart-contracts/class-hash.adoc[Class hash]
+        *** xref:smart-contracts/compiled-class-hash.adoc[Compiled class hash]
+        *** xref:smart-contracts/contract-address.adoc[Contract address]
+        *** xref:smart-contracts/contract-storage.adoc[Contract storage]
+        *** xref:smart-contracts/contract-abi.adoc[Contract ABI]
+        *** xref:smart-contracts/starknet-events.adoc[Events]
+        *** xref:smart-contracts/contract-syntax.adoc[Migrating a contract from Cairo v1 to Cairo v2]
+        *** xref:smart-contracts/cairo-and-sierra.adoc[Cairo and Sierra]
+        *** xref:smart-contracts/cairo-builtins.adoc[Cairo builtins]
+        *** xref:smart-contracts/serialization-of-cairo-types.adoc[Serialization of Cairo types]
+        *** xref:smart-contracts/system-calls-cairo1.adoc[System calls]
+        *** xref:smart-contracts/execution-info.adoc[Execution information for the current block]
+    ** Cryptography
+        *** xref:cryptography/p-value.adoc[The STARK field]
+        *** xref:cryptography/stark-curve.adoc[The STARK curve]
+    *** xref:cryptography/hash-functions.adoc[Hash functions]
+    ** xref:network-architecture/data-availability.adoc[Data availability]
+    ** xref:network-architecture/fee-mechanism.adoc[Fee mechanism]
+    ** L1-L2 messaging
+        *** xref:network-architecture/messaging-mechanism.adoc[L1-L2 messaging mechanism]
+        *** xref:network-architecture/messaging-reference.adoc[L1-L2 Messaging reference]
+    ** xref:network-architecture/starknet-state.adoc[State]
+    ** xref:economics-of-starknet.adoc[Tokenomics]
+    ** Transactions
+        *** xref:network-architecture/transaction-life-cycle.adoc[Transaction lifecycle]
+        *** xref:network-architecture/transactions.adoc[Transaction types]