chore: Add docker image tests - container-structure-test-config and dive-ci (#365)

.github/.container-structure-test-config.yaml

@@ -0,0 +1,58 @@
+schemaVersion: '2.0.0'
+commandTests:
+  - name: "pre-commit"
+    command: "pre-commit"
+    args: ["-V"]
+    expectedOutput: ["^pre-commit ([0-9]+\\.){2}[0-9]+\\n$"]
+
+  - name: "terraform"
+    command: "terraform"
+    args: ["-version"]
+    expectedOutput: ["^Terraform v([0-9]+\\.){2}[0-9]+\\non linux_amd64\\n$"]
+
+  - name: "checkov"
+    command: "checkov"
+    args: ["--version"]
+    expectedOutput: ["^([0-9]+\\.){2}[0-9]+\\n$"]
+
+  - name: "infracost"
+    command: "infracost"
+    args: ["--version"]
+    expectedOutput: ["^Infracost v([0-9]+\\.){2}[0-9]+\\n$"]
+
+  - name: "terraform-docs"
+    command: "terraform-docs"
+    args: ["--version"]
+    expectedOutput: ["^terraform-docs version v([0-9]+\\.){2}[0-9]+ [a-z0-9]+ linux/amd64\\n$"]
+
+  - name: "terragrunt"
+    command: "terragrunt"
+    args: ["--version"]
+    expectedOutput: ["^terragrunt version v([0-9]+\\.){2}[0-9]+\\n$"]
+
+  - name: "terrascan"
+    command: "terrascan"
+    args: [ "version" ]
+    expectedOutput: [ "^version: v([0-9]+\\.){2}[0-9]+\\n$" ]
+
+  - name: "tflint"
+    command: "tflint"
+    args: [ "--version" ]
+    expectedOutput: [ "TFLint version ([0-9]+\\.){2}[0-9]+\\n$" ]
+
+  - name: "tfsec"
+    command: "tfsec"
+    args: [ "--version" ]
+    expectedOutput: [ "([0-9]+\\.){2}[0-9]+\\n$" ]
+
+  - name: "tfupdate"
+    command: "tfupdate"
+    args: [ "--version" ]
+    expectedOutput: [ "([0-9]+\\.){2}[0-9]+\\n$" ]
+
+fileExistenceTests:
+  - name: 'terrascan init'
+    path: '/root/.terrascan/pkg/policies/opa/rego/github/github_repository/privateRepoEnabled.rego'
+    shouldExist: true
+    uid: 0
+    gid: 0