Merge branch 'main' into release/v2

* main:
  Prepare for release 2.11.1.
  Update npm packages.
  Bump @actions/core from 1.2.4 to 1.2.6
  Update to gradle 6.7-rc-1 for test fixture. Build with Java 15 on CI.
  Improve GitHub Actions Gradle cache.
  Add square/radiography to adopter list
  Add cashapp/copper to adapter list
  SDK Build tools 30.0.2.
  Update fixture dependencies.
  Gradle 6.6.
  Update README.md
  Update packages.
  Build tools 30.0.1.
  Use fs for writing licence files.
  Update cmdline-tools to 2.1.

node_modules/@actions/core/lib/file-command.d.ts

@@ -0,0 +1 @@
+export declare function issueCommand(command: string, message: any): void;

node_modules/@actions/core/lib/file-command.js

@@ -0,0 +1,29 @@
+"use strict";
+// For internal use, subject to change.
+var __importStar = (this && this.__importStar) || function (mod) {
+    if (mod && mod.__esModule) return mod;
+    var result = {};
+    if (mod != null) for (var k in mod) if (Object.hasOwnProperty.call(mod, k)) result[k] = mod[k];
+    result["default"] = mod;
+    return result;
+};
+Object.defineProperty(exports, "__esModule", { value: true });
+// We use any as a valid input type
+/* eslint-disable @typescript-eslint/no-explicit-any */
+const fs = __importStar(require("fs"));
+const os = __importStar(require("os"));
+const utils_1 = require("./utils");
+function issueCommand(command, message) {
+    const filePath = process.env[`GITHUB_${command}`];
+    if (!filePath) {
+        throw new Error(`Unable to find environment variable for file command ${command}`);
+    }
+    if (!fs.existsSync(filePath)) {
+        throw new Error(`Missing file at path: ${filePath}`);
+    }
+    fs.appendFileSync(filePath, `${utils_1.toCommandValue(message)}${os.EOL}`, {
+        encoding: 'utf8'
+    });
+}
+exports.issueCommand = issueCommand;
+//# sourceMappingURL=file-command.js.map

node_modules/@actions/core/lib/file-command.js.map

@@ -0,0 +1 @@
+{"version":3,"file":"file-command.js","sourceRoot":"","sources":["../src/file-command.ts"],"names":[],"mappings":";AAAA,uCAAuC;;;;;;;;;AAEvC,mCAAmC;AACnC,uDAAuD;AAEvD,uCAAwB;AACxB,uCAAwB;AACxB,mCAAsC;AAEtC,SAAgB,YAAY,CAAC,OAAe,EAAE,OAAY;IACxD,MAAM,QAAQ,GAAG,OAAO,CAAC,GAAG,CAAC,UAAU,OAAO,EAAE,CAAC,CAAA;IACjD,IAAI,CAAC,QAAQ,EAAE;QACb,MAAM,IAAI,KAAK,CACb,wDAAwD,OAAO,EAAE,CAClE,CAAA;KACF;IACD,IAAI,CAAC,EAAE,CAAC,UAAU,CAAC,QAAQ,CAAC,EAAE;QAC5B,MAAM,IAAI,KAAK,CAAC,yBAAyB,QAAQ,EAAE,CAAC,CAAA;KACrD;IAED,EAAE,CAAC,cAAc,CAAC,QAAQ,EAAE,GAAG,sBAAc,CAAC,OAAO,CAAC,GAAG,EAAE,CAAC,GAAG,EAAE,EAAE;QACjE,QAAQ,EAAE,MAAM;KACjB,CAAC,CAAA;AACJ,CAAC;AAdD,oCAcC"}

node_modules/@actions/core/lib/utils.d.ts

@@ -0,0 +1,5 @@
+/**
+ * Sanitizes an input into a string so it can be passed into issueCommand safely
+ * @param input input to sanitize into a string
+ */
+export declare function toCommandValue(input: any): string;

node_modules/@actions/core/lib/utils.js

@@ -0,0 +1,19 @@
+"use strict";
+// We use any as a valid input type
+/* eslint-disable @typescript-eslint/no-explicit-any */
+Object.defineProperty(exports, "__esModule", { value: true });
+/**
+ * Sanitizes an input into a string so it can be passed into issueCommand safely
+ * @param input input to sanitize into a string
+ */
+function toCommandValue(input) {
+    if (input === null || input === undefined) {
+        return '';
+    }
+    else if (typeof input === 'string' || input instanceof String) {
+        return input;
+    }
+    return JSON.stringify(input);
+}
+exports.toCommandValue = toCommandValue;
+//# sourceMappingURL=utils.js.map

node_modules/@actions/core/lib/utils.js.map

@@ -0,0 +1 @@
+{"version":3,"file":"utils.js","sourceRoot":"","sources":["../src/utils.ts"],"names":[],"mappings":";AAAA,mCAAmC;AACnC,uDAAuD;;AAEvD;;;GAGG;AACH,SAAgB,cAAc,CAAC,KAAU;IACvC,IAAI,KAAK,KAAK,IAAI,IAAI,KAAK,KAAK,SAAS,EAAE;QACzC,OAAO,EAAE,CAAA;KACV;SAAM,IAAI,OAAO,KAAK,KAAK,QAAQ,IAAI,KAAK,YAAY,MAAM,EAAE;QAC/D,OAAO,KAAe,CAAA;KACvB;IACD,OAAO,IAAI,CAAC,SAAS,CAAC,KAAK,CAAC,CAAA;AAC9B,CAAC;AAPD,wCAOC"}