feat: udpate deno-commons-mod.ts

libraries/deno-commons-mod.ts

@@ -37,8 +37,21 @@ export function isOn(val: string | undefined): boolean {
         lowerVal === "true";
 }
 
+export async function getEnv(key: string): string {
+    const homeDir = getHomeDir();
+    if ((homeDir !== null) && key) {
+        const envValue = await readFileToString(
+            `${homeDir}/.config/envs/${key}`,
+        );
+        if (envValue !== null) {
+            return envValue.trim();
+        }
+    }
+    return Deno.env.get(key);
+}
+
 export function isEnvOn(envKey: string): boolean {
-    return isOn(Deno.env.get(envKey));
+    return isOn(getEnv(envKey));
 }
 
 export function formatHumanTime(timeMillis: number): string {