feat: introduces ability to export single environment variables and allow CLI to accept the export format used by the app (#3380)

* feat: add ability to export a single environment

* refactor: export environment without id

* feat: introducing zod for checking json format for environment variables

* refactor: new zod specific type for HoppEnvPair

* feat: add ability to export single environment in team environment

* refactor: moved zod as a dependency to devDependency

* refactor: separated repeating logic to helper file

* refactor: removed unnecessary to string operation

* chore: rearranged smart item placement

* refactor: introduced error type when a bulk environment export is used in cli

* refactor: removed unnecssary type exports and updated logic and variable names across most files

* refactor: better logic for type shapes

* chore: bump hoppscotch-cli package version

---------

Co-authored-by: Andrew Bastin <andrewbastin.k@gmail.com>

packages/hoppscotch-common/src/helpers/import-export/export/environment.ts

@@ -0,0 +1,48 @@
+import { Environment } from "@hoppscotch/data"
+import { TeamEnvironment } from "~/helpers/teams/TeamEnvironment"
+import { cloneDeep } from "lodash-es"
+
+const getEnvironmentJson = (
+  environmentObj: TeamEnvironment | Environment,
+  environmentIndex?: number | "Global" | null
+) => {
+  const newEnvironment =
+    "environment" in environmentObj
+      ? cloneDeep(environmentObj.environment)
+      : cloneDeep(environmentObj)
+
+  delete newEnvironment.id
+
+  const environmentId =
+    environmentIndex || environmentIndex === 0
+      ? environmentIndex
+      : environmentObj.id
+
+  return environmentId !== null
+    ? JSON.stringify(newEnvironment, null, 2)
+    : undefined
+}
+
+export const exportAsJSON = (
+  environmentObj: Environment | TeamEnvironment,
+  environmentIndex?: number | "Global" | null
+): boolean => {
+  const dataToWrite = getEnvironmentJson(environmentObj, environmentIndex)
+
+  if (!dataToWrite) return false
+
+  const file = new Blob([dataToWrite], { type: "application/json" })
+  const a = document.createElement("a")
+  const url = URL.createObjectURL(file)
+  a.href = url
+
+  // Extracts the path from url, removes fragment identifier and query parameters if any, appends the ".json" extension, and assigns it
+  a.download = `${url.split("/").pop()!.split("#")[0].split("?")[0]}.json`
+  document.body.appendChild(a)
+  a.click()
+  setTimeout(() => {
+    document.body.removeChild(a)
+    window.URL.revokeObjectURL(url)
+  }, 0)
+  return true
+}