feat: add terraform infra as code for AWS fargate (#1987)

terraform/resource-logging.tf

@@ -0,0 +1,51 @@
+resource "aws_cloudwatch_log_group" "main" {
+  name = var.app_name
+  retention_in_days = 3
+}
+
+locals {
+  stores = split(",",var.streetmerchant_env["STORES"])
+  metrics = {
+    out_of_stock = [for store in local.stores : ["${var.app_name}-out-of-stock", store]]
+    error = [for store in local.stores : ["${var.app_name}-error", store]]
+  }
+}
+
+resource "aws_cloudwatch_log_metric_filter" "out_of_stock" {
+  for_each = toset(local.stores)
+
+  log_group_name = aws_cloudwatch_log_group.main.name
+  name = "${each.key}-out-of-stock"
+
+  pattern = "${each.key} \"OUT OF STOCK\""
+  metric_transformation {
+    name = each.key
+    namespace = "${var.app_name}-out-of-stock"
+    value = 1
+    default_value = 0
+  }
+}
+
+resource "aws_cloudwatch_log_metric_filter" "error" {
+  for_each = toset(local.stores)
+
+  log_group_name = aws_cloudwatch_log_group.main.name
+  name = "${each.key}-error"
+
+  pattern = "${each.key} \"ERROR\""
+  metric_transformation {
+    name = each.key
+    namespace = "${var.app_name}-error"
+    value = 1
+    default_value = 0
+  }
+}
+
+resource "aws_cloudwatch_dashboard" "main" {
+  dashboard_name = "${var.app_name}-dashboard"
+  dashboard_body = templatefile("dashboard.json.template", {
+    out_of_stock = jsonencode(local.metrics.out_of_stock)
+    error = jsonencode(local.metrics.error)
+    region = var.region
+  })
+}