Update READMEs

ms-gateway/README.md

@@ -1,15 +1,25 @@
 # Microservice: Gateway
 
-To install dependencies:
+Set up tooling:
 
 ```bash
-bun install
+# General tools needed:
+$ just install-tooling
+# Bun dependencies:
+$ just setup ms-gateway
 ```
 
-To run:
+Develop:
 
 ```bash
-bun run index.ts
+$ just dev ms-gateway
 ```
 
-This project was created using `bun init` in bun v1.0.6. [Bun](https://bun.sh) is a fast all-in-one JavaScript runtime.
+Which spins up a HTTP server along with a GraphiQL IDE at [http://127.0.0.1:4000](http://127.0.0.1:4000).
+
+Build:
+
+```bash
+# Release builds:
+$ just build ms-gateway
+```

ms-gql-products/README.md

@@ -1,23 +1,29 @@
-# Microservice: To Do (GraphQL)
+# Microservice: Products (GraphQL)
+
+Set up tooling:
 
-Develop:
 ```bash
-$ cargo lambda watch
+# General tools needed:
+$ just install-tooling
+# Rust toolchain:
+$ just setup ms-gql-products
 ```
 
-Test:
+Develop:
+
 ```bash
-$ cargo lambda invoke --data-ascii '{"command": "hi"}'
+$ just dev ms-gql-products
 ```
 
+Which spins up a HTTP server along with a GraphiQL IDE at [http://127.0.0.1:3075](http://127.0.0.1:3075).
+
 Build:
+
 ```bash
-$ cargo lambda build --arm64 --release
-# or, for x86 builds
-$ cargo lambda build --release
+# Release builds for ARM:
+$ just build ms-gql-products
+# Debug builds for ARM:
+$ just build ms-gql-products debug
 ```
 
 cargo-lambda uses [cargo-zigbuild to cross-compile](https://www.cargo-lambda.info/commands/build.html#compiler-backends), which uses the Zig compiler underneath. This removes the need to any virtualization when e.g. compiling ARM binaries from x86.
-
-
-Check out the [CDK Construct made for cargo-lambda](https://github.com/cargo-lambda/cargo-lambda-cdk).

ms-gql-reviews/README.md

@@ -1,23 +1,29 @@
-# Microservice: Media (GraphQL)
+# Microservice: Reviews (GraphQL)
+
+Set up tooling:
 
-Develop:
 ```bash
-$ cargo lambda watch
+# General tools needed:
+$ just install-tooling
+# Rust toolchain:
+$ just setup ms-gql-reviews
 ```
 
-Test:
+Develop:
+
 ```bash
-$ cargo lambda invoke --data-ascii '{"command": "hi"}'
+$ just dev ms-gql-reviews
 ```
 
+Which spins up a HTTP server along with a GraphiQL IDE at [http://127.0.0.1:3085](http://127.0.0.1:3085).
+
 Build:
+
 ```bash
-$ cargo lambda build --arm64 --release
-# or, for x86 builds
-$ cargo lambda build --release
+# Release builds for ARM:
+$ just build ms-gql-reviews
+# Debug builds for ARM:
+$ just build ms-gql-reviews debug
 ```
 
 cargo-lambda uses [cargo-zigbuild to cross-compile](https://www.cargo-lambda.info/commands/build.html#compiler-backends), which uses the Zig compiler underneath. This removes the need to any virtualization when e.g. compiling ARM binaries from x86.
-
-
-Check out the [CDK Construct made for cargo-lambda](https://github.com/cargo-lambda/cargo-lambda-cdk).

ms-gql-users/README.md

@@ -1,23 +1,29 @@
-# Microservice: Media (GraphQL)
+# Microservice: Users (GraphQL)
+
+Set up tooling:
 
-Develop:
 ```bash
-$ cargo lambda watch
+# General tools needed:
+$ just install-tooling
+# Rust toolchain:
+$ just setup ms-gql-users
 ```
 
-Test:
+Develop:
+
 ```bash
-$ cargo lambda invoke --data-ascii '{"command": "hi"}'
+$ just dev ms-gql-users
 ```
 
+Which spins up a HTTP server along with a GraphiQL IDE at [http://127.0.0.1:3065](http://127.0.0.1:3065).
+
 Build:
+
 ```bash
-$ cargo lambda build --arm64 --release
-# or, for x86 builds
-$ cargo lambda build --release
+# Release builds for ARM:
+$ just build ms-gql-users
+# Debug builds for ARM:
+$ just build ms-gql-users debug
 ```
 
 cargo-lambda uses [cargo-zigbuild to cross-compile](https://www.cargo-lambda.info/commands/build.html#compiler-backends), which uses the Zig compiler underneath. This removes the need to any virtualization when e.g. compiling ARM binaries from x86.
-
-
-Check out the [CDK Construct made for cargo-lambda](https://github.com/cargo-lambda/cargo-lambda-cdk).

ms-queue/README.md

@@ -1,25 +1,27 @@
 # Microservice: Queue
 
-Develop:
+Set up tooling:
+
 ```bash
-$ cargo lambda watch
+# General tools needed:
+$ just install-tooling
+# Rust toolchain:
+$ just setup ms-queue
 ```
 
-Test:
+Develop:
+
 ```bash
-$ cargo lambda invoke --data-ascii '{"command": "hi"}'
+$ just dev ms-queue
 ```
 
 Build:
+
 ```bash
-$ cargo lambda build --arm64 --release
-# or, for x86 builds
-$ cargo lambda build --release
+# Release builds for ARM:
+$ just build ms-queue
+# Debug builds for ARM:
+$ just build ms-queue debug
 ```
 
 cargo-lambda uses [cargo-zigbuild to cross-compile](https://www.cargo-lambda.info/commands/build.html#compiler-backends), which uses the Zig compiler underneath. This removes the need to any virtualization when e.g. compiling ARM binaries from x86.
-
-
-Check out the [CDK Construct made for cargo-lambda](https://github.com/cargo-lambda/cargo-lambda-cdk).
-
-NOTE: We rely on https://docs.aws.amazon.com/lambda/latest/dg/with-sqs.html#services-sqs-batchfailurereporting.