Ensure hardhat can download solidity

package.json

@@ -10,8 +10,9 @@
     "prettier": "prettier '**/*.{ts,json,sol,md}' --check",
     "prettier:fix": "npm run prettier -- --write",
     "format": "npm run prettier:fix && npm run lint:fix",
-    "test": "npx lerna run test:ci --stream",
-    "build": "npx lerna run build"
+    "test": "HARDHAT_CLEAN=true npx lerna run test:ci --stream",
+    "build": "npx lerna run build",
+    "pub": "lerna publish from-package"
   },
   "devDependencies": {
     "@types/chai": "^4.3.5",

packages/local/registry/contracts/TablelandTables.sol

@@ -1,5 +1,5 @@
 // SPDX-License-Identifier: MIT
-pragma solidity ^0.8.13;
+pragma solidity 0.8.19;
 
 // Need to have this so the tests can deploy a registry
 import "@tableland/evm/contracts/TablelandTables.sol";

packages/local/src/main.ts

@@ -154,11 +154,17 @@ class LocalTableland {
     // wait until initialization is done
     await waitForReady(registryReadyEvent, this.initEmitter);
 
-    await new Promise((resolve) => setTimeout(resolve, 5000));
+    if (process.env.HARDHAT_CLEAN) {
+      console.log("HARDHAT_CLEAN env set, cleaning hardhat");
+      await new Promise((resolve) => setTimeout(resolve, 1));
+      this.#_cleanHardhat();
+    }
 
     this._deployRegistry();
 
     const deployed = await this.#_ensureRegistry();
+
+    // If the deploy process failed silently we will try to clean hardhat and re-deploy
     if (!deployed) {
       throw new Error(
         "deploying registry contract failed, cannot start network"
@@ -241,6 +247,20 @@ class LocalTableland {
     );
   }
 
+  #_cleanHardhat(): void {
+    // Deploy the Registry to the Hardhat node
+    logSync(
+      spawnSync(
+        isWindows() ? "npx.cmd" : "npx",
+        ["hardhat", "clean", "--global"],
+        {
+          cwd: this.registryDir,
+        }
+      ),
+      !inDebugMode()
+    );
+  }
+
   async #_ensureRegistry(): Promise<boolean> {
     const provider = getDefaultProvider(
       `http://127.0.0.1:${this.registryPort}`