diff --git a/dist/index.js b/dist/index.js
index 31d6d66..6777ee4 100644
--- a/dist/index.js
+++ b/dist/index.js
@@ -35063,6 +35063,8 @@ var jsYaml = {
 /* harmony default export */ const js_yaml = (jsYaml);
 
 
+// EXTERNAL MODULE: external "path"
+var external_path_ = __nccwpck_require__(1017);
 // EXTERNAL MODULE: ./node_modules/brace-expansion/index.js
 var brace_expansion = __nccwpck_require__(3717);
 ;// CONCATENATED MODULE: ./node_modules/minimatch/dist/esm/assert-valid-pattern.js
@@ -36921,6 +36923,7 @@ const parseDynamicList = (s) => {
 
 
 
+
 try {
   const envs = js_yaml.load(core.getInput("envs"));
   const jobs = parseDynamicList(core.getInput("jobs"));
@@ -36930,7 +36933,7 @@ try {
   const [, type, ref] = github.context.ref.match(/^refs\/(.+)\/(.+)$/);
 
   let count = 0;
-  for (const [env, value] of Object.entries(envs)) {
+  for (let [env, value] of Object.entries(envs)) {
     let patterns;
     let extraValues = {};
 
@@ -36939,12 +36942,31 @@ try {
       if (type !== "heads") continue;
       patterns = value;
     } else {
-      if (type === "heads") {
-        // Ref is a branch
-        patterns = value.branch;
-      } else if (type === "tags") {
-        // Ref is a tag
-        patterns = value.tag;
+      if (value.type === "temp") {
+        // Temp environments enabled
+        if (github.context.eventName === "pull_request") {
+          const prEvent = github.context.payload;
+          const targetLabel = value.label || prEvent.label?.name;
+          if (
+            prEvent.action === "labeled" &&
+            prEvent.label.name === targetLabel
+          ) {
+            patterns = ref;
+            env += prEvent.number;
+            value.name = `Temp #${prEvent.number}`;
+            const dir = external_path_.dirname(value.template);
+            value.path = external_path_.join(dir, env);
+            value.pr = prEvent.number;
+          }
+        }
+      } else {
+        if (type === "heads") {
+          // Ref is a branch
+          patterns = value.branch;
+        } else if (type === "tags") {
+          // Ref is a tag
+          patterns = value.tag;
+        }
       }
 
       extraValues = { ...value };
diff --git a/package-lock.json b/package-lock.json
index 6e7d490..5a51fe2 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -11,6 +11,7 @@
       "dependencies": {
         "@actions/core": "1.10.1",
         "@actions/github": "6.0.0",
+        "@octokit/webhooks-definitions": "3.67.3",
         "js-yaml": "4.1.0",
         "minimatch": "9.0.4"
       },
@@ -410,6 +411,12 @@
         "@octokit/openapi-types": "^22.2.0"
       }
     },
+    "node_modules/@octokit/webhooks-definitions": {
+      "version": "3.67.3",
+      "resolved": "https://registry.npmjs.org/@octokit/webhooks-definitions/-/webhooks-definitions-3.67.3.tgz",
+      "integrity": "sha512-do4Z1r2OVhuI0ihJhQ8Hg+yPWnBYEBNuFNCrvtPKoYT1w81jD7pBXgGe86lYuuNirkDHb0Nxt+zt4O5GiFJfgA==",
+      "deprecated": "Use @octokit/webhooks-types, @octokit/webhooks-schemas, or @octokit/webhooks-examples instead. See https://github.com/octokit/webhooks/issues/447"
+    },
     "node_modules/@pkgr/core": {
       "version": "0.1.1",
       "resolved": "https://registry.npmjs.org/@pkgr/core/-/core-0.1.1.tgz",
diff --git a/package.json b/package.json
index c052439..de96b5d 100644
--- a/package.json
+++ b/package.json
@@ -23,6 +23,7 @@
   "dependencies": {
     "@actions/core": "1.10.1",
     "@actions/github": "6.0.0",
+    "@octokit/webhooks-definitions": "3.67.3",
     "js-yaml": "4.1.0",
     "minimatch": "9.0.4"
   },
diff --git a/src/index.js b/src/index.js
index ce4fea3..17d7154 100644
--- a/src/index.js
+++ b/src/index.js
@@ -1,6 +1,7 @@
 import * as core from "@actions/core";
 import * as github from "@actions/github";
 import yaml from "js-yaml";
+import * as path from "path";
 import { envName, matchPatterns, parseDynamicList } from "./util.js";
 
 try {
@@ -12,7 +13,7 @@ try {
   const [, type, ref] = github.context.ref.match(/^refs\/(.+)\/(.+)$/);
 
   let count = 0;
-  for (const [env, value] of Object.entries(envs)) {
+  for (let [env, value] of Object.entries(envs)) {
     let patterns;
     let extraValues = {};
 
@@ -21,12 +22,31 @@ try {
       if (type !== "heads") continue;
       patterns = value;
     } else {
-      if (type === "heads") {
-        // Ref is a branch
-        patterns = value.branch;
-      } else if (type === "tags") {
-        // Ref is a tag
-        patterns = value.tag;
+      if (value.type === "temp") {
+        // Temp environments enabled
+        if (github.context.eventName === "pull_request") {
+          const prEvent = github.context.payload;
+          const targetLabel = value.label || prEvent.label?.name;
+          if (
+            prEvent.action === "labeled" &&
+            prEvent.label.name === targetLabel
+          ) {
+            patterns = ref;
+            env += prEvent.number;
+            value.name = `Temp #${prEvent.number}`;
+            const dir = path.dirname(value.template);
+            value.path = path.join(dir, env);
+            value.pr = prEvent.number;
+          }
+        }
+      } else {
+        if (type === "heads") {
+          // Ref is a branch
+          patterns = value.branch;
+        } else if (type === "tags") {
+          // Ref is a tag
+          patterns = value.tag;
+        }
       }
 
       extraValues = { ...value };