Instruct users to checkout v0.0.4 tag for examples (#107)

Author: leighmcculloch

docs/examples/authorization.mdx

@@ -8,17 +8,17 @@ verifies an `Identifiers` signature before proceeding with the rest of the
 function. In this example, data is stored under an `Identifier` after
 authorization has been verified. 
 
-[authorization example]: https://github.com/stellar/soroban-examples/tree/main/authorization
+[authorization example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/authorization
 
 ## Run the Example
 
 First go through the [Setup] process to get your development environment
-configured, then clone the examples repository:
+configured, then clone the `v0.0.4` tag of `soroban-examples` repository:
 
 [Setup]: ../getting-started/setup.mdx
 
 ```
-git clone https://github.com/stellar/soroban-examples
+git clone -b v0.0.4 https://github.com/stellar/soroban-examples
 ```
 
 To run the tests for the example, navigate to the `authorization` directory, and use `cargo test`.
@@ -125,7 +125,7 @@ impl ExampleContract {
 }
 ```
 
-Ref: https://github.com/stellar/soroban-examples/tree/main/authorization
+Ref: https://github.com/stellar/soroban-examples/tree/v0.0.4/authorization
 
 ## Authorization semantics
 

docs/examples/cross-contract-call.mdx

@@ -14,17 +14,17 @@ tooling is still building out the tools to support these workflows. Feedback
 appreciated [here](https://github.com/stellar/rs-soroban-sdk/issues/new/choose).
 :::
 
-[cross contract call example]: https://github.com/stellar/soroban-examples/tree/main/cross_contract_calls
+[cross contract call example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/cross_contract_calls
 
 ## Run the Example
 
 First go through the [Setup] process to get your development environment
-configured, then clone the examples repository:
+configured, then clone the `v0.0.4` tag of `soroban-examples` repository:
 
 [Setup]: ../getting-started/setup.mdx
 
 ```
-git clone https://github.com/stellar/soroban-examples
+git clone -b v0.0.4 https://github.com/stellar/soroban-examples
 ```
 
 To run the tests for the example, navigate to the `cross_contract/contract_b`
@@ -71,7 +71,7 @@ impl ContractB {
 }
 ```
 
-Ref: https://github.com/stellar/soroban-examples/tree/main/cross_contract
+Ref: https://github.com/stellar/soroban-examples/tree/v0.0.4/cross_contract
 
 ## How it Works
 

docs/examples/custom-types.mdx

@@ -7,17 +7,17 @@ The [custom types example] demonstrates how to define your own data structures
 that can be stored on the ledger, or used as inputs and outputs to contract
 invocations.
 
-[custom types example]: https://github.com/stellar/soroban-examples/tree/main/custom_types
+[custom types example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/custom_types
 
 ## Run the Example
 
 First go through the [Setup] process to get your development environment
-configured, then clone the examples repository:
+configured, then clone the `v0.0.4` tag of `soroban-examples` repository:
 
 [Setup]: ../getting-started/setup.mdx
 
 ```
-git clone https://github.com/stellar/soroban-examples
+git clone -b v0.0.4 https://github.com/stellar/soroban-examples
 ```
 
 To run the tests for the example, navigate to the `custom_types` directory, and use `cargo test`.
@@ -70,7 +70,7 @@ impl CustomTypesContract {
 }
 ```
 
-Ref: https://github.com/stellar/soroban-examples/tree/main/custom_types
+Ref: https://github.com/stellar/soroban-examples/tree/v0.0.4/custom_types
 
 ## How it Works
 

docs/examples/events.mdx

@@ -5,17 +5,17 @@ title: Events
 
 The [events example] demonstrates how to publish events from a contract.
 
-[events example]: https://github.com/stellar/soroban-examples/tree/main/events
+[events example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/events
 
 ## Run the Example
 
 First go through the [Setup] process to get your development environment
-configured, then clone the examples repository:
+configured, then clone the `v0.0.4` tag of `soroban-examples` repository:
 
 [Setup]: ../getting-started/setup.mdx
 
 ```
-git clone https://github.com/stellar/soroban-examples
+git clone -b v0.0.4 https://github.com/stellar/soroban-examples
 ```
 
 To run the tests for the example, navigate to the `events` directory, and use `cargo test`.
@@ -50,15 +50,15 @@ impl EventsContract {
     }
 }
 ```
-Ref: https://github.com/stellar/soroban-examples/tree/main/events
+Ref: https://github.com/stellar/soroban-examples/tree/v0.0.4/events
 
 ## How it Works
 
 This example contract is similar to the [hello world example]. It also contains one 
 contract function named `hello`. However, instead of returning the greeting message to the caller, it 
 publishes the message (along with some data) as a contract event.
 
-[hello world example]: https://github.com/stellar/soroban-examples/tree/main/hello_world
+[hello world example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/hello_world
 
 Contract events let smart contract developers emit information about what their
 contract is doing.

docs/examples/hello-world.mdx

@@ -6,17 +6,17 @@ title: Hello World
 The [hello world example] demonstrates how to write a simple contract, with a
 single function that takes one input and returns it as an output.
 
-[hello world example]: https://github.com/stellar/soroban-examples/tree/main/hello_world
+[hello world example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/hello_world
 
 ## Run the Example
 
 First go through the [Setup] process to get your development environment
-configured, then clone the examples repository:
+configured, then clone the `v0.0.4` tag of `soroban-examples` repository:
 
 [Setup]: ../getting-started/setup.mdx
 
 ```
-git clone https://github.com/stellar/soroban-examples
+git clone -b v0.0.4 https://github.com/stellar/soroban-examples
 ```
 
 To run the tests for the example, navigate to the `hello_world` directory, and use `cargo test`.
@@ -48,7 +48,7 @@ impl HelloContract {
     }
 }
 ```
-Ref: https://github.com/stellar/soroban-examples/tree/main/hello_world
+Ref: https://github.com/stellar/soroban-examples/tree/v0.0.4/hello_world
 
 ## How it Works
 

docs/examples/increment.mdx

@@ -6,17 +6,17 @@ title: Increment
 The [increment example] demonstrates how to write a simple contract, with a
 single function that increments an internal counter and returns the value.
 
-[increment example]: https://github.com/stellar/soroban-examples/tree/main/increment
+[increment example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/increment
 
 ## Run the Example
 
 First go through the [Setup] process to get your development environment
-configured, then clone the examples repository:
+configured, then clone the `v0.0.4` tag of `soroban-examples` repository:
 
 [Setup]: ../getting-started/setup.mdx
 
 ```
-git clone https://github.com/stellar/soroban-examples
+git clone -b v0.0.4 https://github.com/stellar/soroban-examples
 ```
 
 To run the tests for the example, navigate to the `increment` directory, and use `cargo test`.
@@ -54,7 +54,7 @@ impl IncrementContract {
     }
 }
 ```
-Ref: https://github.com/stellar/soroban-examples/tree/main/increment
+Ref: https://github.com/stellar/soroban-examples/tree/v0.0.4/increment
 
 ## How it Works
 

docs/examples/liquidity-pool.mdx

@@ -7,5 +7,5 @@ The [liquidity pool example] demonstrates how to write a constant product
 liquidity pool contract. The comments in the [source code] explain how the contract should
 be used.
 
-[liquidity pool example]: https://github.com/stellar/soroban-examples/tree/main/liquidity_pool
-[source code]: https://github.com/stellar/soroban-examples/blob/main/liquidity_pool/src/lib.rs#L143
+[liquidity pool example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/liquidity_pool
+[source code]: https://github.com/stellar/soroban-examples/blob/v0.0.4/liquidity_pool/src/lib.rs#L143

docs/examples/single-offer-sale.mdx

@@ -7,5 +7,5 @@ The [single offer sale example] demonstrates how to write a contract that allows
 a seller to set up an offer to sell token A for token B. The comments in the
 [source code] explain how the contract should be used.
 
-[single offer sale example]: https://github.com/stellar/soroban-examples/tree/main/single_offer
-[source code]: https://github.com/stellar/soroban-examples/blob/main/single_offer/src/lib.rs#L131
+[single offer sale example]: https://github.com/stellar/soroban-examples/tree/v0.0.4/single_offer
+[source code]: https://github.com/stellar/soroban-examples/blob/v0.0.4/single_offer/src/lib.rs#L131

docs/examples/token.mdx

@@ -6,5 +6,5 @@ title: Token
 The [token example] demonstrates how to write a token contract that implements
 the same logic as the [built-in token contract].
 
-[token example]: https://github.com/stellar/soroban-token-contract/tree/main/
+[token example]: https://github.com/stellar/soroban-token-contract/tree/v0.0.4/
 [built-in token contract]: ../built-in-contracts/token-contract