feat: use npm postinstall script to install sf

package.json

@@ -8,8 +8,7 @@
   "homepage": "https://github.com/salesforcecli/sfdx-cli/",
   "repository": "salesforcecli/sfdx-cli",
   "bin": {
-    "sfdx": "bin/run",
-    "sf": "bin/run-sf"
+    "sfdx": "bin/run"
   },
   "engines": {
     "node": ">=10"
@@ -90,7 +89,6 @@
     }
   },
   "pinnedDependencies": [
-    "@salesforce/cli",
     "@salesforce/plugin-alias",
     "@salesforce/plugin-apex",
     "@salesforce/plugin-auth",
@@ -119,7 +117,6 @@
     "@oclif/plugin-update": "1.5.0",
     "@oclif/plugin-warn-if-update-available": "^1.7.0",
     "@oclif/plugin-which": "^1.0.3",
-    "@salesforce/cli": "1.0.5",
     "@salesforce/kit": "^1.5.13",
     "@salesforce/lazy-require": "^0.4.0",
     "@salesforce/plugin-alias": "1.1.21",
@@ -204,24 +201,25 @@
     "lint": "eslint \"src/**/*.ts\"",
     "oclif-artifacts": "oclif manifest",
     "pack:deb": "oclif pack:deb",
-    "pack:docker:slim": "./scripts/docker-publish-slim.js",
     "pack:docker:full": "./scripts/docker-publish-full.js",
+    "pack:docker:slim": "./scripts/docker-publish-slim.js",
     "pack:macos": "oclif pack:macos",
-    "pretarball": "sf-release cli:tarballs:prepare && ./scripts/include-sf.js",
     "pack:tarballs": "oclif pack:tarballs",
     "pack:verify": "sf-release cli:tarballs:verify",
     "pack:win": "oclif pack:win",
+    "postinstall": "npm install @salesforce/cli -g",
     "postpack": "rm -f oclif.manifest.json",
     "posttest": "yarn test:deprecation-policy ",
     "prepack": "yarn compile && yarn lint && yarn oclif-artifacts",
     "prepare": "yarn compile && yarn lint",
-    "promote": "oclif promote",
+    "pretarball": "sf-release cli:tarballs:prepare && ./scripts/include-sf.js",
     "promote-dist-tags": "./scripts/promote-dist-tags",
     "promote-docker": "./scripts/docker-promote.js",
+    "promote": "oclif promote",
     "snapshot-generate": "HOME=./ ./bin/run snapshot:generate",
-    "test": "mocha --recursive \"test/**/*.ts\" && nyc --report lcov --report cobertura mocha -t 240000 --require source-map-support/register --recursive \"dist/**/*.test.js\"",
     "test-smoke-unix": "./tmp/sfdx/bin/sfdx version && ./tmp/sfdx/bin/sfdx help && ./tmp/sfdx/bin/sfdx plugins --core",
     "test:deprecation-policy": "set HOME=./ ./bin/run snapshot:compare",
+    "test": "mocha --recursive \"test/**/*.ts\" && nyc --report lcov --report cobertura mocha -t 240000 --require source-map-support/register --recursive \"dist/**/*.test.js\"",
     "trogdor": "yarn clean-all && yarn && yarn compile && yarn uts",
     "upload:deb": "oclif upload:deb",
     "upload:macos": "oclif upload:macos",

scripts/include-sf.js

@@ -4,14 +4,15 @@ const path = require('path');
 const shelljs = require('shelljs');
 const fs = require('fs');
 
-const sfUnixPath = 'node_modules/@salesforce/cli/bin/run';
+const sfGlobalPath = path.join(shelljs.exec('npm list -g --depth 0 | head -1'), 'node_modules', '@salesforce', 'cli');
+
+// Copy sf to the bin/cli dir of sfdx
+shelljs.mv('-f', sfGlobalPath, path.join(process.cwd(), 'bin', 'sf-cli'));
+
+const sfUnixPath = 'bin/sf-cli/bin/run';
 const sfBin = path.join('bin', 'sf');
 const sfdxBin = path.join('bin', 'sfdx');
 
-const sfWinPath = 'node_modules\\@salesforce\\cli\\bin\\run';
-const sfCmd = path.join('bin', 'sf.cmd');
-const sfdxCmd = path.join('bin', 'sfdx.cmd');
-
 console.log(`---- Including SF ----`);
 console.log(`  Updating ${sfdxBin} with references to sf`);
 const binContents = fs
@@ -24,6 +25,10 @@ console.log(`  Writing ${sfBin}`);
 fs.writeFileSync(sfBin, binContents);
 shelljs.chmod('+x', sfBin);
 
+const sfWinPath = 'bin\\sf-cli\\bin\\run';
+const sfCmd = path.join('bin', 'sf.cmd');
+const sfdxCmd = path.join('bin', 'sfdx.cmd');
+
 console.log(`  Updating ${sfCmd} with references to sf`);
 const cmdContents = fs
   .readFileSync(sfdxCmd, 'UTF-8')