chore: new module script (#255)

- **chore: add create new module script**
- **chore: update git push help snippet**

hacks/create-new-module.sh

@@ -0,0 +1,102 @@
+#!/bin/bash
+
+# Get module name
+if [ $# -ne 1 ]; then
+  echo "Usage: $0 <module-name>"
+  exit 1
+fi
+
+MODULE_NAME="$1"
+
+# Validate module name
+if ! [[ $MODULE_NAME =~ ^[a-zA-Z0-9-]+$ ]]; then
+  echo "Error: Module name can only contain lower case alphanumeric characters and dashes."
+  exit 1
+fi
+
+# Get the git repo root
+REPO_ROOT=$(git rev-parse --show-toplevel)
+if [ $? -ne 0 ]; then
+  echo "Error: Not in a git repository."
+  exit 1
+fi
+
+# Check if the module directory already exists
+MODULE_PATH="$REPO_ROOT/modules/$MODULE_NAME"
+if [ -d "$MODULE_PATH" ]; then
+  echo "Error: Module directory already exists: $MODULE_PATH"
+  exit 1
+fi
+
+# Create the directory
+mkdir -p "$MODULE_PATH"
+if [ $? -ne 0 ]; then
+  echo "Error: Failed to create directory $MODULE_PATH"
+  exit 1
+fi
+
+# Create versions.tf
+cat <<EOF >"$MODULE_PATH/versions.tf"
+terraform {
+  required_version = ">= 1.0.0"
+}
+
+# TODO: add your providers
+EOF
+if [ $? -ne 0 ]; then
+  echo "Error: Failed to create file versions.tf"
+  exit 1
+fi
+
+# Create .tflint.hcl
+cat <<EOF >"$MODULE_PATH/.tflint.hcl"
+plugin "terraform" {
+  enabled = true
+  preset  = "recommended"
+}
+
+# TODO: setup tflint rulesets for your providers
+# for example: https://github.com/terraform-linters/tflint-ruleset-aws
+EOF
+if [ $? -ne 0 ]; then
+  echo "Error: Failed to create file .tflint.hcl"
+  exit 1
+fi
+
+# Update release-please-config.json
+CONFIG_FILE="$REPO_ROOT/release-please-config.json"
+if [ ! -f "$CONFIG_FILE" ]; then
+  echo "Error: release-please-config.json not found at $CONFIG_FILE"
+  exit 1
+fi
+
+# Use jq to add the new module to the config file
+jq --arg module "$MODULE_NAME" \
+  '.packages += {
+    "modules/\($module)": {
+      "component": $module,
+      "release-type": "terraform-module",
+      "changelog-path": "CHANGELOG.md",
+      "bump-minor-pre-major": false,
+      "bump-patch-for-minor-pre-major": false,
+      "draft": false,
+      "prerelease": false
+    }
+  }' \
+  "$CONFIG_FILE" >"$CONFIG_FILE.tmp" &&
+  mv "$CONFIG_FILE.tmp" "$CONFIG_FILE"
+if [ $? -ne 0 ]; then
+  echo "Error: Failed to update release-please-config.json"
+  exit 1
+fi
+
+echo "Module $MODULE_NAME created, you should create a new branch with these changes and open a pull request"
+echo "\
+From the repo root:
+
+git switch -c new-module/$MODULE_NAME
+git add modules/$MODULE_NAME
+git add release-please-config.json
+git commit -m \"feat: add new module $MODULE_NAME\"
+git push -u origin new-module/$MODULE_NAME
+"