diff --git a/.eslintrc.cjs b/.eslintrc.cjs
index 656fec40..eb183388 100644
--- a/.eslintrc.cjs
+++ b/.eslintrc.cjs
@@ -7,10 +7,4 @@ module.exports = {
     'plugin:@typescript-eslint/recommended',
     'plugin:prettier/recommended',
   ],
-  'prettier/prettier': [
-    'error',
-    {
-      usePrettierrc: true,
-    },
-  ],
 };
diff --git a/.yarn/install-state.gz b/.yarn/install-state.gz
index a5e03780..6a216513 100644
Binary files a/.yarn/install-state.gz and b/.yarn/install-state.gz differ
diff --git a/script/commands/contract.ts b/script/commands/contract.ts
index 4568f5d3..eb820c44 100644
--- a/script/commands/contract.ts
+++ b/script/commands/contract.ts
@@ -25,7 +25,10 @@ contractCmd
     const { ctx, client } = CONTAINER.get(Dependencies);
     const network = getNetwork(opts.networkId);
 
-    const mailbox = ctx.deployments.core?.mailbox!;
+    if (!ctx.deployments.core?.mailbox)
+      throw new Error('Mailbox contract not found');
+
+    const mailbox = ctx.deployments.core.mailbox;
 
     const res = await executeContract(
       client,
diff --git a/script/commands/deploy.ts b/script/commands/deploy.ts
index 8e841419..56b2f567 100644
--- a/script/commands/deploy.ts
+++ b/script/commands/deploy.ts
@@ -12,8 +12,8 @@ export const deployCmd = new Command('deploy')
   .configureHelp({ showGlobalOptions: true })
   .action(handleDeploy);
 
-async function handleDeploy(_: any, cmd: any) {
-  const opts = cmd.optsWithGlobals();
+async function handleDeploy(_: object, cmd: Command) {
+  const opts = cmd.optsWithGlobals() as { networkId: string };
   const { ctx, client } = CONTAINER.get(Dependencies);
 
   ctx.deployments = ctx.deployments || {};
@@ -23,28 +23,40 @@ async function handleDeploy(_: any, cmd: any) {
   // TODO: deploy warp
   ctx.deployments.test = await deployTest(opts, ctx, client);
 
+  if (!ctx.deployments.core?.mailbox)
+    throw new Error('deployed Mailbox contract not found on context');
+
+  if (!ctx.deployments.isms)
+    throw new Error('deployed ISM contract not found on context');
+
+  if (!ctx.deployments.hooks?.default)
+    throw new Error('deployed Default Hook contract not found on context');
+
+  if (!ctx.deployments.hooks?.required)
+    throw new Error('deployed Required Hook contract not found on context');
+
   await executeMultiMsg(client, [
     {
-      contract: ctx.deployments.core?.mailbox!,
+      contract: ctx.deployments.core.mailbox,
       msg: {
         set_default_ism: {
-          ism: ctx.deployments.isms?.address!,
+          ism: ctx.deployments.isms.address,
         },
       },
     },
     {
-      contract: ctx.deployments.core?.mailbox!,
+      contract: ctx.deployments.core.mailbox,
       msg: {
         set_default_hook: {
-          hook: ctx.deployments.hooks?.default!.address,
+          hook: ctx.deployments.hooks.default.address,
         },
       },
     },
     {
-      contract: ctx.deployments.core?.mailbox!,
+      contract: ctx.deployments.core.mailbox,
       msg: {
         set_required_hook: {
-          hook: ctx.deployments.hooks?.required!.address,
+          hook: ctx.deployments.hooks.required.address,
         },
       },
     },
diff --git a/script/commands/upload.ts b/script/commands/upload.ts
index 3bd66b0e..88638e95 100644
--- a/script/commands/upload.ts
+++ b/script/commands/upload.ts
@@ -12,19 +12,16 @@ import { Command } from 'commander';
 import * as fs from 'fs';
 
 import {
+  REMOTE_MIN_VERSION,
   contractNames,
   defaultArtifactPath,
   defaultTmpDir,
 } from '../shared/constants';
 import { saveContext } from '../shared/context';
 import { ContractNames } from '../shared/contract';
-import {
-  MIN_RELEASE_VERSION,
-  downloadReleases,
-  getReleases,
-} from '../shared/github';
+import { downloadReleases, getReleases } from '../shared/github';
 import { CONTAINER, Dependencies } from '../shared/ioc';
-import { askQuestion, sleep, waitTx } from '../shared/utils';
+import { askQuestion, waitTx } from '../shared/utils';
 import { getWasmPath, loadWasmFileDigest } from '../shared/wasm';
 
 // ============ Command Definitions
@@ -43,7 +40,7 @@ uploadCmd
 uploadCmd
   .command('remote')
   .description('upload artifacts from remote')
-  .argument('<tag-name>', `name of release tag. min: ${MIN_RELEASE_VERSION}`)
+  .argument('<tag-name>', `name of release tag. min: ${REMOTE_MIN_VERSION}`)
   .option('-o --out <out dir>', 'artifact output directory', defaultTmpDir)
   .action(handleRemote);
 
@@ -56,11 +53,15 @@ export { uploadCmd };
 
 // ============ Handler Functions
 
-async function handleRemote(tagName: string, _: any, cmd: any): Promise<void> {
-  const opts = cmd.optsWithGlobals();
+async function handleRemote(
+  tagName: string,
+  _: object,
+  cmd: Command,
+): Promise<void> {
+  const opts = cmd.optsWithGlobals() as { networkId: string; out: string };
 
-  if (tagName < MIN_RELEASE_VERSION)
-    throw new Error(`${tagName} < ${MIN_RELEASE_VERSION}`);
+  if (tagName < REMOTE_MIN_VERSION)
+    throw new Error(`${tagName} < ${REMOTE_MIN_VERSION}`);
 
   const releases = await getReleases();
   if (!releases[tagName])
diff --git a/script/deploy/hook.ts b/script/deploy/hook.ts
index 33b7adc5..85867551 100644
--- a/script/deploy/hook.ts
+++ b/script/deploy/hook.ts
@@ -183,7 +183,7 @@ export const deployHook = async (
 ): Promise<ContextHook> => {
   switch (hook.type) {
     // deploy fee hook
-    case 'fee':
+    case 'fee': {
       const { gas } = getNetwork(networkId);
 
       return deployContract(ctx, client, 'hpl_hook_fee', {
@@ -193,30 +193,35 @@ export const deployHook = async (
           amount: hook.fee.amount.toString(),
         },
       });
+    }
 
     // deploy merkle hook
-    case 'merkle':
+    case 'merkle': {
       return deployContract(ctx, client, 'hpl_hook_merkle', {
         mailbox: ctx.deployments.core?.mailbox?.address,
       });
+    }
 
     // deploy mock hook
-    case 'mock':
+    case 'mock': {
       return deployContract(ctx, client, 'hpl_test_mock_hook', {});
+    }
 
     // deploy pausable hook
-    case 'pausable':
+    case 'pausable': {
       return deployContract(ctx, client, 'hpl_hook_pausable', {
         owner: hook.owner === '<signer>' ? client.signer : hook.owner,
         paused: hook.paused || false,
       });
+    }
 
     // deploy igp hook
-    case 'igp':
+    case 'igp': {
       return deployIgp(networkId, ctx, client, hook);
+    }
 
     // deploy aggregate hook
-    case 'aggregate':
+    case 'aggregate': {
       const aggr = [];
       for (const v of hook.hooks) {
         aggr.push(await deployHook(networkId, ctx, client, v));
@@ -233,20 +238,25 @@ export const deployHook = async (
       );
 
       return { ...aggregate, hooks: aggr };
+    }
 
     // deploy routing hook
-    case 'routing':
+    case 'routing': {
       return deployRoutingHook(networkId, ctx, client, hook);
+    }
 
     // deploy custom routing hook
-    case 'routing-custom':
+    case 'routing-custom': {
       return deployCustomRoutingHook(networkId, ctx, client, hook);
+    }
 
     // deploy fallback routing hook
-    case 'routing-fallback':
+    case 'routing-fallback': {
       return deployFallbackRoitingHook(networkId, ctx, client, hook);
+    }
 
-    default:
+    default: {
       throw new Error('invalid hook type');
+    }
   }
 };
diff --git a/script/deploy/ism.ts b/script/deploy/ism.ts
index 2dd709e4..3aea24b2 100644
--- a/script/deploy/ism.ts
+++ b/script/deploy/ism.ts
@@ -47,7 +47,7 @@ export async function deployIsm(
 ): Promise<ContextIsm> {
   switch (ism.type) {
     // deploy multisig ism
-    case 'multisig':
+    case 'multisig': {
       const multisig = await deployContract(ctx, client, 'hpl_ism_multisig', {
         owner: ism.owner === '<signer>' ? client.signer : ism.owner,
       });
@@ -69,9 +69,10 @@ export async function deployIsm(
       );
 
       return multisig;
+    }
 
     // deploy aggregate ism
-    case 'aggregate':
+    case 'aggregate': {
       const aggr = [];
       for (const v of ism.isms) {
         aggr.push(await deployIsm(ctx, client, v));
@@ -83,12 +84,15 @@ export async function deployIsm(
       });
 
       return { ...aggregate, isms: aggr };
+    }
 
     // deploy routing ism
-    case 'routing':
+    case 'routing': {
       return deployRoutingIsm(ctx, client, ism);
+    }
 
-    default:
+    default: {
       throw new Error('invalid ism type');
+    }
   }
 }
diff --git a/script/shared/agent.ts b/script/shared/agent.ts
index d70a7b5c..d838f05f 100644
--- a/script/shared/agent.ts
+++ b/script/shared/agent.ts
@@ -15,17 +15,23 @@ export async function fromContext(
 ): Promise<AgentConfig> {
   const { hooks, core } = context.deployments;
 
-  const mailboxAddr = core?.mailbox?.address!;
+  // FIXME: use zod to validate the context
+  if (!core?.mailbox) throw new Error('Mailbox contract not found');
+  if (!core?.validator_announce)
+    throw new Error('Validator announce contract not found');
+  if (!hooks?.default || !hooks?.required)
+    throw new Error('No hooks found on this context');
+
+  const mailboxAddr = core.mailbox.address;
   const mailboxContractInfo = await getContractInfo(network, mailboxAddr);
 
   const igp =
-    findHook(hooks?.default!, 'hpl_igp') ||
-    findHook(hooks?.required!, 'hpl_igp');
+    findHook(hooks.default, 'hpl_igp') || findHook(hooks.required, 'hpl_igp');
   if (!igp) throw new Error('no igp on this context');
 
   const merkleTreeHook =
-    findHook(hooks?.default!, 'hpl_hook_merkle') ||
-    findHook(hooks?.required!, 'hpl_hook_merkle');
+    findHook(hooks.default, 'hpl_hook_merkle') ||
+    findHook(hooks.required, 'hpl_hook_merkle');
   if (!merkleTreeHook) throw new Error('no merkle tree hook on this context');
 
   const agent: AgentConfig = {
@@ -60,8 +66,8 @@ export async function fromContext(
         },
 
         // contract addresses
-        mailbox: fromBech32(core?.mailbox?.address!),
-        validatorAnnounce: fromBech32(core?.validator_announce?.address!),
+        mailbox: fromBech32(core.mailbox.address),
+        validatorAnnounce: fromBech32(core.validator_announce.address),
         interchainGasPaymaster: fromBech32(igp.address),
         merkleTreeHook: fromBech32(merkleTreeHook.address),
       },
diff --git a/script/shared/config.ts b/script/shared/config.ts
index aba99270..11a018fe 100644
--- a/script/shared/config.ts
+++ b/script/shared/config.ts
@@ -28,14 +28,13 @@ export type IsmType =
   | {
       type: 'aggregate';
       owner: string;
-      isms: Exclude<IsmType, number[]>[];
+      isms: IsmType[];
     }
   | {
       type: 'routing';
       owner: string;
-      isms: { [domain: number]: Exclude<IsmType, number[]> };
-    }
-  | number[];
+      isms: { [domain: number]: IsmType };
+    };
 
 export type FeeHookType = {
   type: 'fee';
diff --git a/script/shared/context.ts b/script/shared/context.ts
index ead1d3ce..0af8d65f 100644
--- a/script/shared/context.ts
+++ b/script/shared/context.ts
@@ -72,7 +72,13 @@ export function loadContext(
     const fileName = path.join(contextPath, `${network}.json`);
     const result = fs.readFileSync(fileName, 'utf-8');
     return JSON.parse(result.toString()) as Context;
-  } catch (err) {}
+  } catch (err) {
+    console.error(
+      'Failed to load context. Returning an empty context object.',
+      'err:',
+      err,
+    );
+  }
 
   return {
     artifacts: {},
diff --git a/script/shared/contract.ts b/script/shared/contract.ts
index 2b5f0cac..18d4e7c1 100644
--- a/script/shared/contract.ts
+++ b/script/shared/contract.ts
@@ -11,7 +11,7 @@ export async function deployContract<T extends ContractNames>(
   ctx: Context,
   { wasm, stargate, signer }: Client,
   contractName: T,
-  initMsg: any,
+  initMsg: object,
 ): Promise<{ type: T; address: string }> {
   console.log(`Deploying ${contractName}`);
 
@@ -35,7 +35,7 @@ export async function deployContract<T extends ContractNames>(
 export async function executeContract(
   { wasm, stargate, signer }: Client,
   deployment: { type: ContractNames; address: string },
-  msg: any,
+  msg: object,
   funds: { amount: string; denom: string }[] = [],
 ): Promise<IndexedTx> {
   console.log(`Executing ${deployment.type}'s ${Object.keys(msg)[0]}`);
@@ -58,7 +58,7 @@ export async function executeContract(
 
 export async function executeMultiMsg(
   { wasm, stargate, signer }: Client,
-  msgs: { contract: { type: ContractNames; address: string }; msg: any }[],
+  msgs: { contract: { type: ContractNames; address: string }; msg: object }[],
 ): Promise<IndexedTx> {
   const long = msgs
     .map((v) => v.contract.type.length)
diff --git a/script/shared/wasm.ts b/script/shared/wasm.ts
index 962a4d30..f6f2446f 100644
--- a/script/shared/wasm.ts
+++ b/script/shared/wasm.ts
@@ -54,7 +54,7 @@ export type ContractInfoResp = {
       tx_index: string;
     };
     ibc_por_id?: string;
-    extension?: any;
+    extension?: object;
   };
 };