diff --git a/.eslintignore b/.eslintignore
deleted file mode 100644
index e69de29..0000000
--- a/.eslintignore
+++ /dev/null
diff --git a/gr-delete-repo/plugin.js b/.eslintrc.js
similarity index 74%
copy from gr-delete-repo/plugin.js
copy to .eslintrc.js
index 2e22d59..30df322 100644
--- a/gr-delete-repo/plugin.js
+++ b/.eslintrc.js
@@ -1,6 +1,6 @@
 /**
  * @license
- * Copyright (C) 2020 The Android Open Source Project
+ * Copyright (C) 2021 The Android Open Source Project
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,9 +14,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import './gr-delete-repo.js';
-
-Gerrit.install(plugin => {
-  plugin.registerCustomComponent(
-      'repo-command', 'gr-delete-repo');
-});
+__plugindir = 'delete-project';
+module.exports = {
+  extends: '../.eslintrc.js',
+};
diff --git a/.eslintrc.json b/.eslintrc.json
deleted file mode 100644
index 6d9ae7c..0000000
--- a/.eslintrc.json
+++ /dev/null
@@ -1,166 +0,0 @@
-{
-  "extends": ["eslint:recommended", "google"],
-  "parserOptions": {
-    "ecmaVersion": 8,
-    "sourceType": "module"
-  },
-  "env": {
-    "browser": true,
-    "es6": true
-  },
-  "globals": {
-    "__dirname": false,
-    "app": false,
-    "page": false,
-    "Polymer": false,
-    "process": false,
-    "require": false,
-    "Gerrit": false,
-    "Promise": false,
-    "assert": false,
-    "test": false,
-    "flushAsynchronousOperations": false
-  },
-  "rules": {
-    "arrow-parens": ["error", "as-needed"],
-    "block-spacing": ["error", "always"],
-    "brace-style": ["error", "1tbs", { "allowSingleLine": true }],
-    "camelcase": "off",
-    "comma-dangle": ["error", {
-      "arrays": "always-multiline",
-      "objects": "always-multiline",
-      "imports": "always-multiline",
-      "exports": "always-multiline",
-      "functions": "never"
-    }],
-    "eol-last": "off",
-    "indent": ["error", 2, {
-      "MemberExpression": 2,
-      "FunctionDeclaration": {"body": 1, "parameters": 2},
-      "FunctionExpression": {"body": 1, "parameters": 2},
-      "CallExpression": {"arguments": 2 },
-      "ArrayExpression": 1,
-      "ObjectExpression": 1,
-      "SwitchCase": 1
-    }],
-    "keyword-spacing": ["error", { "after": true, "before": true }],
-    "lines-between-class-members": ["error", "always"],
-    "max-len": [
-      "error",
-      80,
-      2,
-      {
-        "ignoreComments": true,
-        "ignorePattern": "^import .*;$"
-      }
-    ],
-    "new-cap": ["error", { "capIsNewExceptions": ["Polymer", "LegacyElementMixin", "GestureEventListeners", "LegacyDataMixin"] }],
-    "no-console": "off",
-    "no-multiple-empty-lines": [ "error", { "max": 1 } ],
-    "no-prototype-builtins": "off",
-    "no-redeclare": "off",
-    "no-restricted-syntax": [
-      "error",
-      {
-        "selector": "ExpressionStatement > CallExpression > MemberExpression[object.name='test'][property.name='only']",
-        "message": "Remove test.only."
-      },
-      {
-        "selector": "ExpressionStatement > CallExpression > MemberExpression[object.name='suite'][property.name='only']",
-        "message": "Remove suite.only."
-      }
-    ],
-    "no-undef": "off",
-    "no-useless-escape": "off",
-    "no-var": "error",
-    "object-shorthand": ["error", "always"],
-    "padding-line-between-statements": [
-      "error",
-      {
-        "blankLine": "always",
-        "prev": "class",
-        "next": "*"
-      },
-      {
-        "blankLine": "always",
-        "prev": "*",
-        "next": "class"
-      }
-    ],
-    "prefer-arrow-callback": "error",
-    "prefer-const": "error",
-    "prefer-spread": "error",
-    "quote-props": ["error", "consistent-as-needed"],
-    "semi": [2, "always"],
-    "template-curly-spacing": "error",
-    "valid-jsdoc": "off",
-
-    "require-jsdoc": 0,
-    "valid-jsdoc": 0,
-    "jsdoc/check-alignment": 2,
-    "jsdoc/check-examples": 0,
-    "jsdoc/check-indentation": 0,
-    "jsdoc/check-param-names": 0,
-    "jsdoc/check-syntax": 0,
-    "jsdoc/check-tag-names": 0,
-    "jsdoc/check-types": 0,
-    "jsdoc/implements-on-classes": 2,
-    "jsdoc/match-description": 0,
-    "jsdoc/newline-after-description": 2,
-    "jsdoc/no-types": 0,
-    "jsdoc/no-undefined-types": 0,
-    "jsdoc/require-description": 0,
-    "jsdoc/require-description-complete-sentence": 0,
-    "jsdoc/require-example": 0,
-    "jsdoc/require-hyphen-before-param-description": 0,
-    "jsdoc/require-jsdoc": 0,
-    "jsdoc/require-param": 0,
-    "jsdoc/require-param-description": 0,
-    "jsdoc/require-param-name": 2,
-    "jsdoc/require-param-type": 2,
-    "jsdoc/require-returns": 0,
-    "jsdoc/require-returns-check": 0,
-    "jsdoc/require-returns-description": 0,
-    "jsdoc/require-returns-type": 2,
-    "jsdoc/valid-types": 2,
-    "jsdoc/require-file-overview": ["error", {
-      "tags": {
-        "license": {
-          "mustExist": true,
-          "preventDuplicates": true
-        }
-      }
-    }],
-    "import/named": 2,
-    "import/no-unresolved": 2,
-    "import/no-self-import": 2,
-    // The no-cycle rule is slow, because it doesn't cache dependencies.
-    // Disable it.
-    "import/no-cycle": 0,
-    "import/no-useless-path-segments": 2,
-    "import/no-unused-modules": 2,
-    "import/no-default-export": 2
-  },
-  "plugins": [
-    "html",
-    "jsdoc",
-    "import"
-  ],
-  "settings": {
-    "html/report-bad-indent": "error"
-  },
-  "overrides": [
-    {
-      "files": ["*_html.js", "*-styles.js", "externs.js"],
-      "rules": {
-        "max-len": "off"
-      }
-    },
-    {
-      "files": ["*.html"],
-      "rules": {
-        "jsdoc/require-file-overview": "off"
-      }
-    }
-  ]
-}
diff --git a/.gitignore b/.gitignore
index 4c0afce..81322bc 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@
 /.settings
 /bazel-*
 /eclipse-out
+/node_modules
diff --git a/BUILD b/BUILD
index d560d98..47d5db0 100644
--- a/BUILD
+++ b/BUILD
@@ -1,5 +1,4 @@
 load("@rules_java//java:defs.bzl", "java_library")
-load("@npm//@bazel/rollup:index.bzl", "rollup_bundle")
 load("//tools/bzl:junit.bzl", "junit_tests")
 load("//tools/js:eslint.bzl", "eslint")
 load(
@@ -8,8 +7,8 @@
     "PLUGIN_TEST_DEPS",
     "gerrit_plugin",
 )
-load("//tools/bzl:genrule2.bzl", "genrule2")
-load("//tools/bzl:js.bzl", "polygerrit_plugin")
+load("//tools/bzl:js.bzl", "gerrit_js_bundle")
+load("@npm//@bazel/typescript:index.bzl", "ts_config", "ts_project")
 
 gerrit_plugin(
     name = "delete-project",
@@ -20,41 +19,39 @@
         "Gerrit-HttpModule: com.googlesource.gerrit.plugins.deleteproject.HttpModule",
         "Gerrit-SshModule: com.googlesource.gerrit.plugins.deleteproject.SshModule",
     ],
-    resource_jars = [":gr-delete-repo-static"],
+    resource_jars = [":gr-delete-repo"],
     resources = glob(["src/main/resources/Documentation/*.md"]),
     deps = ["@commons-io//jar"],
 )
 
-genrule2(
-    name = "gr-delete-repo-static",
-    srcs = [":gr-delete-repo"],
-    outs = ["gr-delete-repo-static.jar"],
-    cmd = " && ".join([
-        "mkdir $$TMP/static",
-        "cp $(locations :gr-delete-repo) $$TMP/static",
-        "cd $$TMP",
-        "zip -Drq $$ROOT/$@ -g .",
-    ]),
-)
-
-polygerrit_plugin(
-    name = "gr-delete-repo",
-    app = "delete-project-bundle.js",
-    plugin_name = "delete-project",
-)
-
-rollup_bundle(
-    name = "delete-project-bundle",
-    srcs = glob(["gr-delete-repo/*.js"]),
-    entry_point = "gr-delete-repo/plugin.js",
-    format = "iife",
-    rollup_bin = "//tools/node_tools:rollup-bin",
-    sourcemap = "hidden",
+ts_config(
+    name = "tsconfig",
+    src = "tsconfig.json",
     deps = [
-        "@tools_npm//rollup-plugin-node-resolve",
+        "//plugins:tsconfig-plugins-base.json",
     ],
 )
 
+ts_project(
+    name = "gr-delete-repo-ts",
+    srcs = glob([
+        "gr-delete-repo/**/*.ts",
+    ]),
+    incremental = True,
+    tsc = "//tools/node_tools:tsc-bin",
+    tsconfig = ":tsconfig",
+    deps = [
+        "@plugins_npm//@gerritcodereview/typescript-api",
+        "@plugins_npm//lit",
+    ],
+)
+
+gerrit_js_bundle(
+    name = "gr-delete-repo",
+    srcs = [":gr-delete-repo-ts"],
+    entry_point = "gr-delete-repo/plugin.js",
+)
+
 junit_tests(
     name = "delete-project_tests",
     srcs = glob(["src/test/java/**/*.java"]),
@@ -75,23 +72,27 @@
     ],
 )
 
-# Define the eslinter for the plugin
-# The eslint macro creates 2 rules: lint_test and lint_bin
+# The eslint macro creates 2 rules: lint_test and lint_bin. Typical usage:
+# bazel test $DIR:lint_test
+# bazel run $DIR:lint_bin -- --fix $PATH_TO_SRCS
 eslint(
     name = "lint",
-    srcs = glob([
-        "gr-delete-repo/**/*.js",
-    ]),
-    config = ".eslintrc.json",
-    data = [],
-    extensions = [
-        ".js",
+    srcs = glob(["gr-delete-repo/**/*"]),
+    config = ".eslintrc.js",
+    data = [
+        "tsconfig.json",
+        "//plugins:.eslintrc.js",
+        "//plugins:.prettierrc.js",
+        "//plugins:tsconfig-plugins-base.json",
     ],
-    ignore = ".eslintignore",
+    extensions = [".ts"],
+    ignore = "//plugins:.eslintignore",
     plugins = [
         "@npm//eslint-config-google",
         "@npm//eslint-plugin-html",
         "@npm//eslint-plugin-import",
         "@npm//eslint-plugin-jsdoc",
+        "@npm//eslint-plugin-prettier",
+        "@npm//gts",
     ],
 )
diff --git a/gr-delete-repo/gr-delete-repo.js b/gr-delete-repo/gr-delete-repo.js
deleted file mode 100644
index 20c3555..0000000
--- a/gr-delete-repo/gr-delete-repo.js
+++ /dev/null
@@ -1,83 +0,0 @@
-/**
- * @license
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-import {htmlTemplate} from './gr-delete-repo_html.js';
-
-class GrDeleteRepo extends Polymer.Element {
-  /** @returns {string} name of the component */
-  static get is() { return 'gr-delete-repo'; }
-
-  /** @returns {?} template for this component */
-  static get template() { return htmlTemplate; }
-
-  /**
-   * Defines properties of the component
-   *
-   * @returns {?}
-   */
-  static get properties() {
-    return {
-      repoName: String,
-      config: Object,
-      action: Object,
-      actionId: String,
-    };
-  }
-
-  connectedCallback() {
-    super.connectedCallback();
-    this.actionId = this.plugin.getPluginName() + '~delete';
-    this.action = this.config.actions[this.actionId];
-    this.hidden = !this.action;
-  }
-
-  _handleCommandTap() {
-    this.$.deleteRepoOverlay.open();
-  }
-
-  _handleCloseDeleteRepo() {
-    this.$.deleteRepoOverlay.close();
-  }
-
-  _handleDeleteRepo() {
-    const endpoint = '/projects/' +
-        encodeURIComponent(this.repoName) + '/' +
-        this.actionId;
-
-    const json = {
-      force: this.$.forceDeleteOpenChangesCheckBox.checked,
-      preserve: this.$.preserveGitRepoCheckBox.checked,
-    };
-
-    const errFn = response => {
-      this.dispatchEvent(new CustomEvent('page-error', {
-        detail: {response},
-        bubbles: true,
-        composed: true,
-      }));
-    };
-
-    return this.plugin.restApi().send(
-        this.action.method, endpoint, json, errFn)
-        .then(r => {
-          this.plugin.restApi().invalidateReposCache();
-          Gerrit.Nav.navigateToRelativeUrl('/admin/repos');
-        });
-  }
-}
-
-customElements.define(GrDeleteRepo.is, GrDeleteRepo);
diff --git a/gr-delete-repo/gr-delete-repo.ts b/gr-delete-repo/gr-delete-repo.ts
new file mode 100644
index 0000000..e16cefb
--- /dev/null
+++ b/gr-delete-repo/gr-delete-repo.ts
@@ -0,0 +1,173 @@
+/**
+ * @license
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+import {PluginApi} from '@gerritcodereview/typescript-api/plugin';
+import {
+  ActionInfo,
+  ConfigInfo,
+  RepoName,
+} from '@gerritcodereview/typescript-api/rest-api';
+import {css, html, LitElement} from 'lit';
+import {customElement, property, query, state} from 'lit/decorators';
+
+// TODO: This should be defined and exposed by @gerritcodereview/typescript-api
+type GrOverlay = Element & {
+  open(): void;
+  close(): void;
+};
+
+declare global {
+  interface HTMLElementTagNameMap {
+    'gr-delete-repo': GrDeleteRepo;
+  }
+}
+
+@customElement('gr-delete-repo')
+class GrDeleteRepo extends LitElement {
+  @query('#deleteRepoOverlay')
+  deleteRepoOverlay?: GrOverlay;
+
+  @query('#preserveGitRepoCheckBox')
+  preserveGitRepoCheckBox?: HTMLInputElement;
+
+  @query('#forceDeleteOpenChangesCheckBox')
+  forceDeleteOpenChangesCheckBox?: HTMLInputElement;
+
+  /** Guaranteed to be provided by the 'repo-command' endpoint. */
+  @property({type: Object})
+  plugin!: PluginApi;
+
+  /** Guaranteed to be provided by the 'repo-command' endpoint. */
+  @property({type: Object})
+  config!: ConfigInfo;
+
+  /** Guaranteed to be provided by the 'repo-command' endpoint. */
+  @property({type: String})
+  repoName!: RepoName;
+
+  @state()
+  private error?: string;
+
+  static styles = css`
+    :host {
+      display: block;
+      margin-bottom: var(--spacing-xxl);
+    }
+    /* TODO: Find a way to use shared styles in lit elements in plugins. */
+    h3 {
+      font: inherit;
+      margin: 0;
+    }
+    .error {
+      color: red;
+    }
+  `;
+
+  get action(): ActionInfo | undefined {
+    return this.config.actions?.[this.actionId];
+  }
+
+  get actionId(): string {
+    return `${this.plugin.getPluginName()}~delete`;
+  }
+
+  private renderError() {
+    if (!this.error) return;
+    return html`<div class="error">${this.error}</div>`;
+  }
+
+  protected render() {
+    if (!this.action) return;
+    return html`
+      <h3>${this.action.label}</h3>
+      <gr-button
+        title="${this.action.title}"
+        ?disabled="${!this.action.enabled}"
+        @click="${() => {
+          this.error = undefined;
+          this.deleteRepoOverlay?.open();
+        }}"
+      >
+        ${this.action.label}
+      </gr-button>
+      ${this.renderError()}
+      <gr-overlay id="deleteRepoOverlay" with-backdrop>
+        <gr-dialog
+          id="deleteRepoDialog"
+          confirm-label="Delete"
+          @confirm="${this.deleteRepo}"
+          @cancel="${() => this.deleteRepoOverlay?.close()}"
+        >
+          <div class="header" slot="header">
+            Are you really sure you want to delete the repo: "${this.repoName}"?
+          </div>
+          <div class="main" slot="main">
+            <div>
+              <div id="form">
+                <section>
+                  <input type="checkbox" id="forceDeleteOpenChangesCheckBox" />
+                  <label for="forceDeleteOpenChangesCheckBox"
+                    >Delete repo even if open changes exist?</label
+                  >
+                </section>
+                <section>
+                  <input type="checkbox" id="preserveGitRepoCheckBox" />
+                  <label for="preserveGitRepoCheckBox"
+                    >Preserve GIT Repository?</label
+                  >
+                </section>
+              </div>
+            </div>
+          </div>
+        </gr-dialog>
+      </gr-overlay>
+    `;
+  }
+
+  private deleteRepo() {
+    if (!this.action) {
+      this.error = 'delete action undefined';
+      this.deleteRepoOverlay?.close();
+      return;
+    }
+    if (!this.action.method) {
+      this.error = 'delete action does not have a HTTP method set';
+      this.deleteRepoOverlay?.close();
+      return;
+    }
+    this.error = undefined;
+
+    const endpoint = `/projects/${encodeURIComponent(this.repoName)}/${
+      this.actionId
+    }`;
+    const json = {
+      force: this.forceDeleteOpenChangesCheckBox?.checked ?? false,
+      preserve: this.preserveGitRepoCheckBox?.checked ?? false,
+    };
+    return this.plugin
+      .restApi()
+      .send(this.action.method, endpoint, json)
+      .then(_ => {
+        this.plugin.restApi().invalidateReposCache();
+        this.deleteRepoOverlay?.close();
+        window.location.href = '/admin/repos';
+      })
+      .catch(e => {
+        this.error = e;
+        this.deleteRepoOverlay?.close();
+      });
+  }
+}
diff --git a/gr-delete-repo/gr-delete-repo_html.js b/gr-delete-repo/gr-delete-repo_html.js
deleted file mode 100644
index e3a985d..0000000
--- a/gr-delete-repo/gr-delete-repo_html.js
+++ /dev/null
@@ -1,66 +0,0 @@
-/**
- * @license
- * Copyright (C) 2018 The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-export const htmlTemplate = Polymer.html`
-    <style include="shared-styles"></style>
-    <style include="gr-form-styles">
-    :host {
-      display: block;
-      margin-bottom: var(--spacing-xxl);
-    }
-    </style>
-    <h3 class="heading-3">
-      [[action.label]]
-    </h3>
-    <gr-button
-      title="[[action.title]]"
-      loading="[[_deleting]]"
-      disabled="[[!action.enabled]]"
-      on-click="_handleCommandTap"
-    >
-      [[action.label]]
-    </gr-button>
-    <gr-overlay id="deleteRepoOverlay" with-backdrop>
-      <gr-dialog
-          id="deleteRepoDialog"
-          confirm-label="Delete"
-          on-confirm="_handleDeleteRepo"
-          on-cancel="_handleCloseDeleteRepo">
-        <div class="header" slot="header">
-          Are you really sure you want to delete the repo: "[[repoName]]"?
-        </div>
-        <div class="main" slot="main">
-          <div class="gr-form-styles">
-            <div id="form">
-                <section>
-                  <input
-                      type="checkbox"
-                      id="forceDeleteOpenChangesCheckBox">
-                  <label for="forceDeleteOpenChangesCheckBox">Delete repo even if open changes exist?</label>
-                </section>
-                <section>
-                  <input
-                      type="checkbox"
-                      id="preserveGitRepoCheckBox">
-                  <label for="preserveGitRepoCheckBox">Preserve GIT Repository?</label>
-                </section>
-            </div>
-          </div>
-        </div>
-      </gr-dialog>
-    </gr-overlay>
-`;
diff --git a/gr-delete-repo/plugin.js b/gr-delete-repo/plugin.ts
similarity index 77%
rename from gr-delete-repo/plugin.js
rename to gr-delete-repo/plugin.ts
index 2e22d59..7355b50 100644
--- a/gr-delete-repo/plugin.js
+++ b/gr-delete-repo/plugin.ts
@@ -14,9 +14,9 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-import './gr-delete-repo.js';
+import '@gerritcodereview/typescript-api/gerrit';
+import './gr-delete-repo';
 
-Gerrit.install(plugin => {
-  plugin.registerCustomComponent(
-      'repo-command', 'gr-delete-repo');
+window.Gerrit.install(plugin => {
+  plugin.registerCustomComponent('repo-command', 'gr-delete-repo');
 });
diff --git a/src/main/java/com/googlesource/gerrit/plugins/deleteproject/HttpModule.java b/src/main/java/com/googlesource/gerrit/plugins/deleteproject/HttpModule.java
index a41a374..563b1ab 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/deleteproject/HttpModule.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/deleteproject/HttpModule.java
@@ -23,6 +23,6 @@
   @Override
   protected void configureServlets() {
     DynamicSet.bind(binder(), WebUiPlugin.class)
-        .toInstance(new JavaScriptPlugin("delete-project.html"));
+        .toInstance(new JavaScriptPlugin("gr-delete-repo.js"));
   }
 }
diff --git a/src/test/java/com/googlesource/gerrit/plugins/deleteproject/DeletePreconditionsTest.java b/src/test/java/com/googlesource/gerrit/plugins/deleteproject/DeletePreconditionsTest.java
index e126c19..dcb45ab 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/deleteproject/DeletePreconditionsTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/deleteproject/DeletePreconditionsTest.java
@@ -14,6 +14,15 @@
 
 package com.googlesource.gerrit.plugins.deleteproject;
 
+import static com.google.common.truth.Truth.assertThat;
+import static com.google.gerrit.testing.GerritJUnit.assertThrows;
+import static com.googlesource.gerrit.plugins.deleteproject.DeleteOwnProjectCapability.DELETE_OWN_PROJECT;
+import static com.googlesource.gerrit.plugins.deleteproject.DeleteProjectCapability.DELETE_PROJECT;
+import static org.mockito.Mockito.doNothing;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.when;
+
 import com.google.common.collect.ImmutableList;
 import com.google.gerrit.entities.Project;
 import com.google.gerrit.exceptions.StorageException;
@@ -41,15 +50,6 @@
 import org.mockito.Mock;
 import org.mockito.junit.MockitoJUnitRunner;
 
-import static com.google.common.truth.Truth.assertThat;
-import static com.google.gerrit.testing.GerritJUnit.assertThrows;
-import static com.googlesource.gerrit.plugins.deleteproject.DeleteOwnProjectCapability.DELETE_OWN_PROJECT;
-import static com.googlesource.gerrit.plugins.deleteproject.DeleteProjectCapability.DELETE_PROJECT;
-import static org.mockito.Mockito.doNothing;
-import static org.mockito.Mockito.doThrow;
-import static org.mockito.Mockito.mock;
-import static org.mockito.Mockito.when;
-
 @RunWith(MockitoJUnitRunner.class)
 public class DeletePreconditionsTest {
   private static final String PLUGIN_NAME = "delete-project";
diff --git a/tsconfig.json b/tsconfig.json
new file mode 100644
index 0000000..9be4292
--- /dev/null
+++ b/tsconfig.json
@@ -0,0 +1,6 @@
+{
+  "extends": "../tsconfig-plugins-base.json",
+  "include": [
+    "gr-delete-repo/**/*",
+  ]
+}