Merge pull request #6 from blockscout/some-microservices

Some microservices

.header.md

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+# Module for deploy blockscout to AWS
+Examples:   
+New vpc and deploy database rds:
+```
+locals {
+  region = "us-east-1"
+  tags = {
+    terraform_managed = true
+    project           = "blockscout-supernet"
+  }
+}
+module "vpc" {
+  source = "./aws"
+  vpc_name               = "name"
+  ssl_certificate_arn    = "<arn>"
+  deploy_ec2_instance_db = false
+  deploy_rds_db          = true
+  tags                   = local.tags
+}
+```
+!!! For work with existed vpc needs a subnet group: https://docs.aws.amazon.com/AmazonRDS/latest/UserGuide/USER_VPC.WorkingWithRDSInstanceinaVPC.html#USER_VPC.Subnets  
+Existed vpc and deploy database rds:
+```
+locals {
+  region = "us-east-1"
+  tags = {
+    terraform_managed = true
+    project           = "blockscout-supernet"
+  }
+}
+module "vpc" {
+  source = "./aws"
+  existed_vpc_id = "vpc-05626****"
+  existed_private_subnets_ids = ["subnet-*", "subnet-*", "subnet-*"]
+  existed_public_subnets_ids = ["subnet-*", "subnet-*", "subnet-*"]
+  existed_rds_subnet_group_name = "<name>"
+  ssl_certificate_arn = "<arn>"
+}
+```

.pre-commit-config.yaml

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+---
+fail_fast: false
+minimum_pre_commit_version: "2.6.0"
+repos:
+  -
+    repo: https://github.com/aws-ia/pre-commit-configs
+    # To update run:
+    # pre-commit autoupdate --freeze
+    rev: v1.6.2
+    hooks:
+      - id: aws-ia-meta-hook

.terraform-docs.yaml

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+formatter: markdown
+header-from: .header.md
+settings:
+  anchor: true
+  color: true
+  default: true
+  escape: true
+  html: true
+  indent: 2
+  required: true
+  sensitive: true
+  type: true
+  lockfile: false
+
+sort:
+  enabled: true
+  by: required
+
+output:
+  file: README.md
+  mode: replace

.tflint.hcl

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+# https://github.com/terraform-linters/tflint/blob/master/docs/user-guide/module-inspection.md
+# borrowed & modified indefinitely from https://github.com/ksatirli/building-infrastructure-you-can-mostly-trust/blob/main/.tflint.hcl
+
+plugin "aws" {
+  enabled = true
+  version = "0.22.1"
+  source  = "github.com/terraform-linters/tflint-ruleset-aws"
+}
+
+config {
+  module = true
+  force  = false
+}
+
+rule "terraform_required_providers" {
+  enabled = true
+}
+
+rule "terraform_required_version" {
+  enabled = true
+}
+
+rule "terraform_naming_convention" {
+  enabled = true
+  format  = "snake_case"
+}
+
+rule "terraform_typed_variables" {
+  enabled = true
+}
+
+rule "terraform_unused_declarations" {
+  enabled = true
+}
+
+rule "terraform_comment_syntax" {
+  enabled = true
+}
+
+rule "terraform_deprecated_index" {
+  enabled = true
+}
+
+rule "terraform_deprecated_interpolation" {
+  enabled = true
+}
+
+rule "terraform_documented_outputs" {
+  enabled = true
+}
+
+rule "terraform_documented_variables" {
+  enabled = true
+}
+
+rule "terraform_module_pinned_source" {
+  enabled = true
+}
+
+rule "terraform_standard_module_structure" {
+  enabled = true
+}
+
+rule "terraform_workspace_remote" {
+  enabled = true
+}