Update Templates README docs (paritytech#4980)

Some of the commands needed update for seamless "newbie" Polkadot SDK
templates experience

templates/minimal/README.md

@@ -14,7 +14,7 @@
 * 🤏 This template is a minimal (in terms of complexity and the number of components)
 template for building a blockchain node.
 
-* 🔧 Its runtime is configured of a single custom pallet as a starting point, and a handful of ready-made pallets
+* 🔧 Its runtime is configured with a single custom pallet as a starting point, and a handful of ready-made pallets
 such as a [Balances pallet](https://paritytech.github.io/polkadot-sdk/master/pallet_balances/index.html).
 
 * 👤 The template has no consensus configured - it is best for experimenting with a single node network.
@@ -57,7 +57,7 @@ and don't forget to also customize the corresponding comments.
 🔨 Use the following command to build the node without launching it:
 
 ```sh
-cargo build --release
+cargo build --package minimal-template-node --release
 ```
 
 🐳 Alternatively, build the docker image:
@@ -80,7 +80,7 @@ docker run --rm polkadot-sdk-minimal-template --dev
 Development chains:
 
 * 🧹 Do not persist the state.
-* 💰 Are preconfigured with a genesis state that includes several prefunded development accounts.
+* 💰 Are preconfigured with a genesis state that includes several pre-funded development accounts.
 * 🧑‍⚖️ Development accounts are used as `sudo` accounts.
 
 ### Connect with the Polkadot-JS Apps Front-End

templates/parachain/README.md

@@ -16,7 +16,7 @@
 * ☁️ It is based on the
 [Cumulus](https://paritytech.github.io/polkadot-sdk/master/polkadot_sdk_docs/polkadot_sdk/cumulus/index.html) framework.
 
-* 🔧 Its runtime is configured of a single custom pallet as a starting point, and a handful of ready-made pallets
+* 🔧 Its runtime is configured with a single custom pallet as a starting point, and a handful of ready-made pallets
 such as a [Balances pallet](https://paritytech.github.io/polkadot-sdk/master/pallet_balances/index.html).
 
 * 👉 Learn more about parachains [here](https://wiki.polkadot.network/docs/learn-parachains)
@@ -44,7 +44,7 @@ packages required to compile this template - please take note of the Rust compil
 🔨 Use the following command to build the node without launching it:
 
 ```sh
-cargo build --release
+cargo build --package parachain-template-node --release
 ```
 
 🐳 Alternatively, build the docker image:
@@ -70,7 +70,7 @@ and `zombienet` - into `PATH` like so:
 export PATH="./target/release/:$PATH"
 ```
 
-This way, we can conveniently use them un the following steps.
+This way, we can conveniently use them in the following steps.
 
 👥 The following command starts a local development chain, with a single relay chain node and a single parachain collator:
 

templates/parachain/node/README.md

@@ -7,7 +7,7 @@
 
 ⚙️ It acts as a remote procedure call (RPC) server, allowing interaction with the blockchain.
 
-👉 Learn more about the architecture, and a difference between a node and a runtime
+👉 Learn more about the architecture, and the difference between a node and a runtime
 [here](https://paritytech.github.io/polkadot-sdk/master/polkadot_sdk_docs/reference_docs/wasm_meta_protocol/index.html).
 
 👇 Here are the most important files in this node template:

templates/solochain/README.md

@@ -28,7 +28,7 @@ installation](#alternatives-installations) options.
 Use the following command to build the node without launching it:
 
 ```sh
-cargo build --release
+cargo build --package solochain-template-node --release
 ```
 
 ### Embedded Docs
@@ -37,7 +37,7 @@ After you build the project, you can use the following command to explore its
 parameters and subcommands:
 
 ```sh
-./target/release/node-template -h
+./target/release/solochain-template-node -h
 ```
 
 You can generate and view the [Rust
@@ -54,19 +54,19 @@ The following command starts a single-node development chain that doesn't
 persist state:
 
 ```sh
-./target/release/node-template --dev
+./target/release/solochain-template-node --dev
 ```
 
 To purge the development chain's state, run the following command:
 
 ```sh
-./target/release/node-template purge-chain --dev
+./target/release/solochain-template-node purge-chain --dev
 ```
 
 To start the development chain with detailed logging, run the following command:
 
 ```sh
-RUST_BACKTRACE=1 ./target/release/node-template -ldebug --dev
+RUST_BACKTRACE=1 ./target/release/solochain-template-node -ldebug --dev
 ```
 
 Development chains:
@@ -75,7 +75,7 @@ Development chains:
 - Use the **Alice** and **Bob** accounts as default validator authorities.
 - Use the **Alice** account as the default `sudo` account.
 - Are preconfigured with a genesis state (`/node/src/chain_spec.rs`) that
-  includes several prefunded development accounts.
+  includes several pre-funded development accounts.
 
 
 To persist chain state between runs, specify a base path by running a command
@@ -86,7 +86,7 @@ similar to the following:
 $ mkdir my-chain-state
 
 // Use of that folder to store the chain state
-$ ./target/release/node-template --dev --base-path ./my-chain-state/
+$ ./target/release/solochain-template-node --dev --base-path ./my-chain-state/
 
 // Check the folder structure created inside the base path after running the chain
 $ ls ./my-chain-state
@@ -142,7 +142,7 @@ following:
   file that defines a Substrate chain's initial (genesis) state. Chain
   specifications are useful for development and testing, and critical when
   architecting the launch of a production chain. Take note of the
-  `development_config` and `testnet_genesis` functions,. These functions are
+  `development_config` and `testnet_genesis` functions. These functions are
   used to define the genesis state for the local development chain
   configuration. These functions identify some [well-known
   accounts](https://docs.substrate.io/reference/command-line-tools/subkey/) and