feat(templates): support array-based environment variable configuration

Add support for processing environment variables defined as an array in template configurations, allowing more flexible env var definitions with direct string values and variable interpolation

apps/dokploy/__test__/templates/config.template.test.ts

@@ -169,6 +169,32 @@ describe("processTemplate", () => {
 			expect(secretKey.split("=")[1]).toHaveLength(64);
 		});
 
+		it("should process env vars when provided as an array", () => {
+			const template: CompleteTemplate = {
+				metadata: {} as any,
+				variables: {},
+				config: {
+					domains: [],
+					env: [
+						'CLOUDFLARE_TUNNEL_TOKEN="<INSERT TOKEN>"',
+						'ANOTHER_VAR="some value"',
+						"DOMAIN=${domain}",
+					],
+					mounts: [],
+				},
+			};
+
+			const result = processTemplate(template, mockSchema);
+			expect(result.envs).toHaveLength(3);
+
+			// Should preserve exact format for static values
+			expect(result.envs[0]).toBe('CLOUDFLARE_TUNNEL_TOKEN="<INSERT TOKEN>"');
+			expect(result.envs[1]).toBe('ANOTHER_VAR="some value"');
+
+			// Should process variables in array items
+			expect(result.envs[2]).toContain(mockSchema.projectName);
+		});
+
 		it("should allow using utility functions directly in env vars", () => {
 			const template: CompleteTemplate = {
 				metadata: {} as any,

packages/server/src/templates/processors.ts

@@ -45,7 +45,7 @@ export interface CompleteTemplate {
 	variables: Record<string, string>;
 	config: {
 		domains: DomainConfig[];
-		env: Record<string, string>;
+		env: Record<string, string> | string[];
 		mounts?: MountConfig[];
 	};
 }
@@ -175,7 +175,8 @@ export function processDomains(
 	variables: Record<string, string>,
 	schema: Schema,
 ): Template["domains"] {
-	return template.config.domains.map((domain: DomainConfig) => ({
+	if (!template?.config?.domains) return [];
+	return template?.config?.domains?.map((domain: DomainConfig) => ({
 		...domain,
 		host: domain.host
 			? processValue(domain.host, variables, schema)
@@ -191,6 +192,19 @@ export function processEnvVars(
 	variables: Record<string, string>,
 	schema: Schema,
 ): Template["envs"] {
+	if (!template?.config?.env) return [];
+
+	// Handle array of env vars
+	if (Array.isArray(template.config.env)) {
+		return template.config.env.map((env) => {
+			if (typeof env === "string") {
+				return processValue(env, variables, schema);
+			}
+			return env;
+		});
+	}
+
+	// Handle object of env vars
 	return Object.entries(template.config.env).map(
 		([key, value]: [string, string]) => {
 			const processedValue = processValue(value, variables, schema);
@@ -207,7 +221,7 @@ export function processMounts(
 	variables: Record<string, string>,
 	schema: Schema,
 ): Template["mounts"] {
-	if (!template.config.mounts) return [];
+	if (!template?.config?.mounts) return [];
 
 	return template.config.mounts.map((mount: MountConfig) => ({
 		filePath: processValue(mount.filePath, variables, schema),