refactor: remove unused imports

- Remove unused imports from postgresql and podman modules.

Co-authored-by: mariobassem <mariobassem12@gmail.com>

lib/installers/db/postgresql/installer_old.v

@@ -1,16 +0,0 @@
-module postgresql
-
-// import freeflowuniverse.herolib.osal
-// import freeflowuniverse.herolib.ui.console
-// import freeflowuniverse.herolib.installers.virt.docker
-
-// pub fn requirements() ! {
-// 	if !osal.done_exists('postgres_install') {
-// 		panic('to implement, check is ubuntu and then install, for now only ubuntu')
-// 		osal.package_install('libpq-dev,postgresql-client')!
-// 		osal.done_set('postgres_install', 'OK')!
-// 		console.print_header('postgresql installed')
-// 	} else {
-// 		console.print_header('postgresql already installed')
-// 	}
-// }

lib/installers/db/postgresql/manual_osx.md

@@ -1,8 +0,0 @@
-
-```bash
-brew install postgresql
-brew services start postgresql
-psql postgres -c "CREATE ROLE postgres WITH LOGIN SUPERUSER PASSWORD 'mypasswd';"
-psql -U postgres
-```
-

lib/installers/db/postgresql/postgresql_actions.v

@@ -2,7 +2,6 @@ module postgresql
 
 import freeflowuniverse.herolib.osal
 import freeflowuniverse.herolib.ui.console
-import freeflowuniverse.herolib.core
 import freeflowuniverse.herolib.installers.virt.podman as podman_installer
 import freeflowuniverse.herolib.osal.zinit
 
@@ -20,16 +19,15 @@ fn install_() ! {
 fn startupcmd() ![]zinit.ZProcessNewArgs {
 	mut cfg := get()!
 	mut res := []zinit.ZProcessNewArgs{}
-	db_user := 'root'
 	cmd := "
-    mkdir -p ${cfg.path}
-    podman run --name ${cfg.name} -e POSTGRES_USER=${db_user} -e POSTGRES_PASSWORD=\"${cfg.passwd}\" -v ${cfg.path}:/var/lib/postgresql/data -p 5432:5432 --health-cmd=\"pg_isready -U ${db_user}\" postgres:latest
+    mkdir -p ${cfg.volume_path}
+    podman run --name ${cfg.name} -e POSTGRES_USER=${cfg.user} -e POSTGRES_PASSWORD=\"${cfg.password}\" -v ${cfg.volume_path}:/var/lib/postgresql/data -p ${cfg.port}:5432 --health-cmd=\"pg_isready -U ${cfg.user}\" postgres:latest
     "
 
 	res << zinit.ZProcessNewArgs{
 		name:        'postgresql'
 		cmd:         cmd
-		workdir:     cfg.path
+		workdir:     cfg.volume_path
 		startuptype: .zinit
 	}
 	return res

lib/installers/db/postgresql/postgresql_model.v

@@ -1,63 +1,50 @@
 module postgresql
 
-import freeflowuniverse.herolib.data.paramsparser
-import freeflowuniverse.herolib.core.pathlib
-import freeflowuniverse.herolib.osal
-import freeflowuniverse.herolib.core
+import freeflowuniverse.crystallib.data.paramsparser
 import os
 
-pub const version = '0.0.0'
+pub const version = '1.14.3'
 const singleton = true
 const default = true
 
 pub fn heroscript_default() !string {
 	heroscript := "
     !!postgresql.configure 
-        name:'default'
-        passwd:'mysecret'
-        path:''
+        name:'postgresql'
+        user: 'postgres'
+        password: 'postgres'
+        host: 'localhost'
+        port: 5432
+        volume_path:'/var/lib/postgresql/data'
         "
 	return heroscript
 }
 
 pub struct Postgresql {
 pub mut:
-	name         string = 'default'
-	path         string
-	passwd       string
-	container_id string
+	name        string = 'default'
+	user        string = 'postgres'
+	password    string = 'postgres'
+	host        string = 'localhost'
+	volume_path string = '/var/lib/postgresql/data'
+	port        int    = 5432
 }
 
 fn cfg_play(p paramsparser.Params) !Postgresql {
 	mut mycfg := Postgresql{
-		name:   p.get_default('name', 'default')!
-		passwd: p.get('passwd')!
-		path:   p.get_default('path', '')!
+		name:        p.get_default('name', 'default')!
+		username:    p.get_default('user', 'postgres')!
+		password:    p.get_default('password', 'postgres')!
+		host:        p.get_default('host', 'localhost')!
+		port:        p.get_int_default('port', 5432)!
+		volume_path: p.get_default('path', '/var/lib/postgresql/data')!
 	}
 	return mycfg
 }
 
 fn obj_init(obj_ Postgresql) !Postgresql {
 	mut obj := obj_
-	if obj.path == '' {
-		if core.is_linux()! {
-			obj.path = '/data/postgresql/${obj.name}'
-		} else {
-			obj.path = '${os.home_dir()}/hero/var/postgresql/${obj.name}'
-		}
-	}
-	osal.dir_ensure(obj.path)!
 	return obj
 }
 
-// called before start if done
-fn configure() ! {
-	// t2 := $tmpl('templates/pg_hba.conf')
-	// mut p2 := server.path_config.file_get_new('pg_hba.conf')!
-	// p2.write(t2)!
-
-	// mut t3 := $tmpl('templates/postgresql.conf')
-	// t3 = t3.replace('@@', '$') // to fix templating issues
-	// mut p3 := server.path_config.file_get_new('postgresql.conf')!
-	// p3.write(t3)!
-}
+fn configure() ! {}

lib/installers/virt/podman/podman_factory_.v

@@ -1,11 +1,8 @@
 module podman
 
-import freeflowuniverse.herolib.core.base
-import freeflowuniverse.herolib.core.playbook
 import freeflowuniverse.herolib.sysadmin.startupmanager
 import freeflowuniverse.herolib.osal.zinit
 import freeflowuniverse.herolib.ui.console
-import time
 
 __global (
 	podman_global  map[string]&PodmanInstaller