docs: add prerequisite

docs/creating-accounts/README.md

@@ -29,6 +29,14 @@ Spinifex supports multi-tenant account isolation. Each account gets its own IAM
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## Create Account
 
 ```bash

docs/hybrid-sync/README.md

@@ -29,6 +29,14 @@ Spinifex's hybrid mode enables bidirectional data synchronization between local
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## Push Local to Cloud
 
 ```bash

docs/launching-instances/README.md

@@ -50,6 +50,14 @@ Spinifex provides EC2-compatible VM management built on QEMU/KVM. Instances supp
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## Launch
 
 ```bash

docs/moving-aws-workload/README.md

@@ -37,6 +37,14 @@ Spinifex provides drop-in compatibility with AWS APIs, making it possible to mig
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## Configure AWS CLI
 
 ```bash

docs/placement-groups/README.md

@@ -48,6 +48,14 @@ The `partition` strategy is not supported.
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## Create
 
 ```bash

docs/spinifex-admin-cli/README.md

@@ -33,6 +33,14 @@ All services in the Spinifex platform are managed through this single binary.
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## Account Management
 
 ```bash

docs/vpc-networking/README.md

@@ -23,6 +23,14 @@ Instances can operate in two modes: **private** (overlay-only, no WAN access) or
 
 ## Instructions
 
+## Prerequisites
+
+Ensure the AWS profile is set:
+
+```bash
+export AWS_PROFILE=spinifex
+```
+
 ## How It Works
 
 Spinifex maps AWS VPC concepts directly to OVN constructs: