diff --git a/.idea/readwise-bulk-upload.iml b/.idea/readwise-bulk-upload.iml
index cf84ae4..cc58e9c 100644
--- a/.idea/readwise-bulk-upload.iml
+++ b/.idea/readwise-bulk-upload.iml
@@ -2,7 +2,9 @@
 <module type="EMPTY_MODULE" version="4">
   <component name="NewModuleRootManager">
     <content url="file://$MODULE_DIR$">
-      <sourceFolder url="file://$MODULE_DIR$/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/cli/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/lib_sync_core/src" isTestSource="false" />
+      <sourceFolder url="file://$MODULE_DIR$/web/src" isTestSource="false" />
       <excludeFolder url="file://$MODULE_DIR$/target" />
     </content>
     <orderEntry type="inheritedJdk" />
diff --git a/Cargo.lock b/Cargo.lock
index dfdfe03..5daa196 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -279,6 +279,27 @@ version = "0.7.4"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "f46ad14479a25103f283c0f10005961cf086d8dc42205bb44c46ac563475dca6"
 
+[[package]]
+name = "cli"
+version = "0.1.0"
+dependencies = [
+ "chrono",
+ "clap",
+ "directories",
+ "figment",
+ "futures",
+ "lib_sync_core",
+ "serde",
+ "serde_json",
+ "sqlx",
+ "tabled",
+ "thiserror",
+ "tokio",
+ "tracing",
+ "tracing-core",
+ "tracing-subscriber",
+]
+
 [[package]]
 name = "colorchoice"
 version = "1.0.3"
@@ -916,6 +937,26 @@ dependencies = [
  "spin",
 ]
 
+[[package]]
+name = "lib_sync_core"
+version = "0.1.0"
+dependencies = [
+ "chrono",
+ "clap",
+ "directories",
+ "figment",
+ "futures",
+ "serde",
+ "serde_json",
+ "sqlx",
+ "tabled",
+ "thiserror",
+ "tokio",
+ "tracing",
+ "tracing-core",
+ "tracing-subscriber",
+]
+
 [[package]]
 name = "libc"
 version = "0.2.172"
@@ -1321,26 +1362,6 @@ dependencies = [
  "getrandom 0.2.16",
 ]
 
-[[package]]
-name = "readwise-bulk-upload"
-version = "0.1.0"
-dependencies = [
- "chrono",
- "clap",
- "directories",
- "figment",
- "futures",
- "serde",
- "serde_json",
- "sqlx",
- "tabled",
- "thiserror",
- "tokio",
- "tracing",
- "tracing-core",
- "tracing-subscriber",
-]
-
 [[package]]
 name = "redox_syscall"
 version = "0.5.12"
@@ -2219,6 +2240,10 @@ dependencies = [
  "unicode-ident",
 ]
 
+[[package]]
+name = "web"
+version = "0.1.0"
+
 [[package]]
 name = "whoami"
 version = "1.6.0"
diff --git a/Cargo.toml b/Cargo.toml
index 3f51301..df1befe 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -1,20 +1,6 @@
-[package]
-name = "readwise-bulk-upload"
-version = "0.1.0"
-edition = "2024"
+[workspace]
+resolver = "3"
 
-[dependencies]
-thiserror = "2.0.12"
-directories = "6.0.0"
-tokio = { version = "1.45.0", features = ["default", "rt", "rt-multi-thread", "macros"] }
-sqlx = { version = "0.8", features = [ "runtime-tokio", "sqlite", "chrono", "migrate" ] }
-clap = { version = "4.5.37", features = ["derive"] }
-serde = { version = "1.0.219", features = ["derive"] }
-chrono = {version = "0.4.41", features = ["serde"]}
-serde_json = "1.0.140"
-tracing = "0.1.41"
-tracing-subscriber = { version = "0.3.19" , features = ["env-filter"]}
-figment = { version = "0.10.19", features = ["env"] }
-tracing-core = "0.1.33"
-tabled = "0.19.0"
-futures = "0.3.31"
\ No newline at end of file
+members = [
+    "cli", "lib_sync_core", "web",
+]
diff --git a/cli/Cargo.toml b/cli/Cargo.toml
new file mode 100644
index 0000000..c056a52
--- /dev/null
+++ b/cli/Cargo.toml
@@ -0,0 +1,26 @@
+[package]
+name = "cli"
+version = "0.1.0"
+edition = "2024"
+
+[[bin]]
+name = "readwise"
+path = "bin/readwise/main.rs"
+
+[dependencies]
+lib_sync_core = {path = "../lib_sync_core"}
+
+directories = "6.0.0"
+tokio = { version = "1.45.0", features = ["default", "rt", "rt-multi-thread", "macros"] }
+sqlx = { version = "0.8", features = [ "runtime-tokio", "sqlite", "chrono", "migrate" ] }
+clap = { version = "4.5.37", features = ["derive"] }
+serde = { version = "1.0.219", features = ["derive"] }
+chrono = {version = "0.4.41", features = ["serde"]}
+serde_json = "1.0.140"
+tracing = "0.1.41"
+tracing-subscriber = { version = "0.3.19" , features = ["env-filter"]}
+figment = { version = "0.10.19", features = ["env"] }
+tracing-core = "0.1.33"
+tabled = "0.19.0"
+futures = "0.3.31"
+thiserror = "2.0.12"
\ No newline at end of file
diff --git a/src/readwise.rs b/cli/bin/readwise/external_interface.rs
similarity index 96%
rename from src/readwise.rs
rename to cli/bin/readwise/external_interface.rs
index e3d7a42..13b2f65 100644
--- a/src/readwise.rs
+++ b/cli/bin/readwise/external_interface.rs
@@ -1,4 +1,4 @@
-use crate::task_manager::TaskPayload;
+use lib_sync_core::task_manager::TaskPayload;
 use chrono::{DateTime, Local};
 use serde::{de, Deserialize, Deserializer, Serialize};
 use serde_json::Value;
diff --git a/src/main.rs b/cli/bin/readwise/main.rs
similarity index 59%
rename from src/main.rs
rename to cli/bin/readwise/main.rs
index ff1f2ac..bdfc584 100644
--- a/src/main.rs
+++ b/cli/bin/readwise/main.rs
@@ -1,15 +1,18 @@
 use clap::{CommandFactory, Parser};
+use directories::ProjectDirs;
 use figment::{
-    providers::{Env, Serialized},
     Figment,
+    providers::{Env, Serialized},
 };
-use readwise_bulk_upload::config::{Command, Config};
-use readwise_bulk_upload::readwise::DocumentPayload;
-use readwise_bulk_upload::task_manager::{TaskManager, TaskStatus};
-use readwise_bulk_upload::{Error, Result};
+use lib_sync_core::task_manager::{TaskManager, TaskStatus};
+use cli::config::{Command, Config};
+use cli::{Error, Result};
 use std::fs::File;
 use tabled::Table;
 use tracing_subscriber;
+use crate::external_interface::DocumentPayload;
+
+mod external_interface;
 
 #[tokio::main]
 async fn main() -> Result<()> {
@@ -29,7 +32,12 @@ async fn main() -> Result<()> {
 }
 
 async fn run(command: &Command) -> Result<()> {
-    let task_manager = TaskManager::new().await?;
+    let project_dir = ProjectDirs::from("", "", "synchronizator_readwise").ok_or(
+        lib_sync_core::error::Error::Unhandled("Could not get standard directories"),
+    )?;
+
+    let task_manager = TaskManager::new(project_dir.data_dir()).await?;
+
     match command {
         Command::LoadTasks { path } => {
             let file = File::open(path).map_err(|_| {
@@ -41,20 +49,23 @@ async fn run(command: &Command) -> Result<()> {
 
             let documents: Vec<DocumentPayload> = serde_json::from_reader(file)?;
 
-
             task_manager.load_tasks(documents).await?;
         }
         Command::Query => {
-            let tasks = task_manager.get_tasks::<DocumentPayload>(None, Some(25)).await?;
+            let tasks = task_manager
+                .get_tasks::<DocumentPayload>(None, Some(25))
+                .await?;
 
             println!("{}", Table::new(tasks));
         }
         Command::Run => {
-            task_manager.run_tasks::<DocumentPayload>(|task| {
-                println!("{}", task.get_key());
-                
-                TaskStatus::Completed
-            }).await?;
+            task_manager
+                .run_tasks::<DocumentPayload>(|task| {
+                    println!("{}", task.get_key());
+
+                    TaskStatus::Completed
+                })
+                .await?;
         }
         Command::None => {
             Config::command().print_help()?;
diff --git a/src/config.rs b/cli/src/config.rs
similarity index 100%
rename from src/config.rs
rename to cli/src/config.rs
diff --git a/src/error.rs b/cli/src/error.rs
similarity index 88%
rename from src/error.rs
rename to cli/src/error.rs
index b55b32e..36572b2 100644
--- a/src/error.rs
+++ b/cli/src/error.rs
@@ -11,6 +11,9 @@ pub enum Error {
     #[error("{0}")]
     Unhandled(&'static str),    
     
+    #[error(transparent)]
+    Sync(#[from] lib_sync_core::error::Error),
+    
     #[error(transparent)]
     Sqlx(#[from] sqlx::Error),
 
diff --git a/src/lib.rs b/cli/src/lib.rs
similarity index 52%
rename from src/lib.rs
rename to cli/src/lib.rs
index f63d5eb..dabf39f 100644
--- a/src/lib.rs
+++ b/cli/src/lib.rs
@@ -1,6 +1,4 @@
-mod error;
-pub mod task_manager;
 pub mod config;
-pub mod readwise;
+mod error;
 
 pub use error::*;
\ No newline at end of file
diff --git a/cli/src/main.rs b/cli/src/main.rs
new file mode 100644
index 0000000..75c0be7
--- /dev/null
+++ b/cli/src/main.rs
@@ -0,0 +1,23 @@
+use clap::Parser;
+use figment::{
+    providers::{Env, Serialized},
+    Figment,
+};
+use cli::config::Config;
+use cli::Result;
+use tracing_subscriber;
+
+#[tokio::main]
+async fn main() -> Result<()> {
+    let cli = Config::parse();
+    let args: Config = Figment::new()
+        .merge(Serialized::defaults(&cli))
+        .merge(Env::prefixed("APP_"))
+        .extract()?;
+
+    tracing_subscriber::fmt()
+        .with_max_level(args.log_level())
+        .init();
+
+    Ok(())
+}
diff --git a/lib_sync_core/Cargo.toml b/lib_sync_core/Cargo.toml
new file mode 100644
index 0000000..c6d73f7
--- /dev/null
+++ b/lib_sync_core/Cargo.toml
@@ -0,0 +1,20 @@
+[package]
+name = "lib_sync_core"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
+directories = "6.0.0"
+tokio = { version = "1.45.0", features = ["default", "rt", "rt-multi-thread", "macros"] }
+sqlx = { version = "0.8", features = [ "runtime-tokio", "sqlite", "chrono", "migrate" ] }
+clap = { version = "4.5.37", features = ["derive"] }
+serde = { version = "1.0.219", features = ["derive"] }
+chrono = {version = "0.4.41", features = ["serde"]}
+serde_json = "1.0.140"
+tracing = "0.1.41"
+tracing-subscriber = { version = "0.3.19" , features = ["env-filter"]}
+figment = { version = "0.10.19", features = ["env"] }
+tracing-core = "0.1.33"
+tabled = "0.19.0"
+futures = "0.3.31"
+thiserror = "2.0.12"
diff --git a/lib_sync_core/src/error.rs b/lib_sync_core/src/error.rs
new file mode 100644
index 0000000..93c8a0b
--- /dev/null
+++ b/lib_sync_core/src/error.rs
@@ -0,0 +1,24 @@
+use thiserror::Error;
+
+#[derive(Error, Debug)]
+pub enum Error {
+    #[error("{0}")]
+    Exception(&'static str),
+
+    #[error("{0}")]
+    Unhandled(&'static str),
+    
+    #[error(transparent)]
+    Io(#[from] tokio::io::Error),
+    
+    #[error(transparent)]
+    Sqlx(#[from] sqlx::Error),
+
+    #[error(transparent)]
+    Migration(#[from] sqlx::migrate::MigrateError),
+    
+    #[error(transparent)]
+    ParseJson(#[from] serde_json::Error),
+}
+
+pub type Result<T> = std::result::Result<T, Error>;
\ No newline at end of file
diff --git a/lib_sync_core/src/lib.rs b/lib_sync_core/src/lib.rs
new file mode 100644
index 0000000..810ba8e
--- /dev/null
+++ b/lib_sync_core/src/lib.rs
@@ -0,0 +1,19 @@
+pub mod error;
+
+pub(crate) use error::*;
+pub mod task_manager;
+
+pub fn add(left: u64, right: u64) -> u64 {
+    left + right
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+
+    #[test]
+    fn it_works() {
+        let result = add(2, 2);
+        assert_eq!(result, 4);
+    }
+}
diff --git a/src/task_manager.rs b/lib_sync_core/src/task_manager.rs
similarity index 89%
rename from src/task_manager.rs
rename to lib_sync_core/src/task_manager.rs
index 11401e2..57a2556 100644
--- a/src/task_manager.rs
+++ b/lib_sync_core/src/task_manager.rs
@@ -1,4 +1,4 @@
-use crate::Error;
+use crate::error::Error;
 use chrono::Utc;
 use directories::ProjectDirs;
 use futures::{StreamExt, TryStreamExt};
@@ -7,6 +7,7 @@ use serde::Serialize;
 use sqlx::sqlite::{SqliteConnectOptions, SqliteJournalMode};
 use sqlx::{QueryBuilder, Sqlite, SqlitePool};
 use std::fmt::Display;
+use std::path::PathBuf;
 use tabled::Tabled;
 use tokio::fs;
 use tracing::{info, instrument};
@@ -79,23 +80,26 @@ impl<T: DeserializeOwned + Send + Unpin + 'static + Display> _Task for T {}
 
 #[derive(Debug)]
 pub struct TaskManager {
+    base_path: PathBuf,
     pool: SqlitePool,
 }
 
 impl TaskManager {
-    pub async fn new() -> Result<TaskManager, Error> {
+    pub async fn new<P: Into<PathBuf>>(base_path: P) -> Result<TaskManager, Error> {
+        let base_path = base_path.into();
+        let pool = Self::connect_database(base_path.clone()).await?;
         Ok(Self {
-            pool: Self::connect_database().await?,
+            base_path,
+            pool,
         })
     }
 
-    async fn connect_database() -> crate::Result<SqlitePool> {
-        let project_dir = ProjectDirs::from("", "", env!("CARGO_PKG_NAME"))
-            .ok_or(Error::Unhandled("Could not get standard directories"))?;
+    async fn connect_database<P: Into<PathBuf>>(base_path: P) -> crate::Result<SqlitePool> {
+        let base_path = base_path.into();    
 
-        let database_file_path = project_dir.data_dir().join("db.sql");
+        let database_file_path = base_path.join("db.sql");
 
-        fs::create_dir_all(project_dir.data_dir()).await?;
+        fs::create_dir_all(base_path).await?;
 
         let opts = SqliteConnectOptions::new()
             .filename(database_file_path)
@@ -104,7 +108,7 @@ impl TaskManager {
 
         let pool = SqlitePool::connect_with(opts).await?;
 
-        sqlx::migrate!("./migrations").run(&pool).await?;
+        sqlx::migrate!("../migrations").run(&pool).await?;
 
         Ok(pool)
     }
diff --git a/web/Cargo.toml b/web/Cargo.toml
new file mode 100644
index 0000000..52dfac4
--- /dev/null
+++ b/web/Cargo.toml
@@ -0,0 +1,6 @@
+[package]
+name = "web"
+version = "0.1.0"
+edition = "2024"
+
+[dependencies]
diff --git a/web/src/main.rs b/web/src/main.rs
new file mode 100644
index 0000000..e7a11a9
--- /dev/null
+++ b/web/src/main.rs
@@ -0,0 +1,3 @@
+fn main() {
+    println!("Hello, world!");
+}