diff --git a/nx.json b/nx.json
index 23bc166..837f967 100644
--- a/nx.json
+++ b/nx.json
@@ -1,8 +1,5 @@
 {
   "$schema": "./node_modules/nx/schemas/nx-schema.json",
-  "affected": {
-    "defaultBase": "main"
-  },
   "tasksRunnerOptions": {
     "default": {
       "runner": "nx/tasks-runners/default",
@@ -21,8 +18,7 @@
         "^build"
       ],
       "inputs": [
-        "production",
-        "^production"
+        "{projectRoot}/src/**/*"
       ],
       "outputs": [
         "{projectRoot}/dist"
@@ -31,7 +27,7 @@
     },
     "lint": {
       "inputs": [
-        "default",
+        "{projectRoot}/**/*",
         "{workspaceRoot}/.oxlintrc.js"
       ],
       "cache": true
diff --git a/packages/github-to-graphite-button/src/index.ts b/packages/github-to-graphite-button/src/index.ts
index 41d5ea4..7f60b2f 100644
--- a/packages/github-to-graphite-button/src/index.ts
+++ b/packages/github-to-graphite-button/src/index.ts
@@ -16,8 +16,11 @@
 const PATH_REGEX = /^\/([^\/]+)\/([^\/]+)\/pull\/([^\/]+).*$/;
 const SELECTOR = '[class^="gh-header-actions"]';
 
-const addButton = (toolbar) => {
-  const [_, org, repo, pr] = window.location.pathname.match(PATH_REGEX);
+const addButton = (toolbar: HTMLElement) => {
+  const match = window.location.pathname.match(PATH_REGEX);
+  if (!match) return;
+  
+  const [_, org, repo, pr] = match;
   const graphiteLink = `https://app.graphite.dev/github/pr/${org}/${repo}/${pr}/`;
 
   if (document.getElementById("graphiteLink") != null) {
@@ -35,14 +38,14 @@ const addButton = (toolbar) => {
 };
 
 const toolbarObserver = new MutationObserver((_, observer) => {
-  const toolbar = document.querySelector(SELECTOR);
+  const toolbar = document.querySelector(SELECTOR) as HTMLElement;
   if (toolbar) {
     observer.disconnect();
     addButton(toolbar);
   }
 });
 
-let lastPathname;
+let lastPathname: string | undefined;
 const routeChangeObserver = new MutationObserver(() => {
   const { pathname } = window.location;
 
diff --git a/packages/github-to-graphite-button/tsconfig.json b/packages/github-to-graphite-button/tsconfig.json
new file mode 100644
index 0000000..33034f9
--- /dev/null
+++ b/packages/github-to-graphite-button/tsconfig.json
@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./dist",
+    "rootDir": "./src"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"]
+}
\ No newline at end of file
diff --git a/packages/graphite-to-github-button/src/index.ts b/packages/graphite-to-github-button/src/index.ts
index 5ca7400..cdcdbff 100644
--- a/packages/graphite-to-github-button/src/index.ts
+++ b/packages/graphite-to-github-button/src/index.ts
@@ -16,8 +16,11 @@ const PATH_REGEX = /^\/github\/pr\/([^\/]+)\/([^\/]+)\/([^\/]+).*$/;
 const SELECTOR =
   '[class^="PullRequestTitleBar_container_"] > div:nth-child(1) > div:nth-child(2)';
 
-const addButton = (toolbar) => {
-  const [_, org, repo, pr] = window.location.pathname.match(PATH_REGEX);
+const addButton = (toolbar: HTMLElement) => {
+  const match = window.location.pathname.match(PATH_REGEX);
+  if (!match) return;
+  
+  const [_, org, repo, pr] = match;
   const gitHubLink = `https://github.com/${org}/${repo}/pull/${pr}`;
 
   if (document.getElementById("gitHubLink") != null) {
@@ -38,14 +41,14 @@ const addButton = (toolbar) => {
 };
 
 const toolbarObserver = new MutationObserver((_, observer) => {
-  const toolbar = document.querySelector(SELECTOR);
+  const toolbar = document.querySelector(SELECTOR) as HTMLElement;
   if (toolbar) {
     observer.disconnect();
     addButton(toolbar);
   }
 });
 
-let lastPathname;
+let lastPathname: string | undefined;
 const routeChangeObserver = new MutationObserver(() => {
   const { pathname } = window.location;
 
diff --git a/packages/graphite-to-github-button/tsconfig.json b/packages/graphite-to-github-button/tsconfig.json
new file mode 100644
index 0000000..33034f9
--- /dev/null
+++ b/packages/graphite-to-github-button/tsconfig.json
@@ -0,0 +1,9 @@
+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "outDir": "./dist",
+    "rootDir": "./src"
+  },
+  "include": ["src/**/*"],
+  "exclude": ["node_modules", "dist"]
+}
\ No newline at end of file