diff --git a/edu/.nbd/tickets/081a55.md b/edu/.nbd/tickets/081a55.md
index e7373c3..294a63f 100644
--- a/edu/.nbd/tickets/081a55.md
+++ b/edu/.nbd/tickets/081a55.md
@@ -1,7 +1,7 @@
 +++
 title = "§7 Exercise 1: Storing and Retrieving Vectors"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/21d9be.md b/edu/.nbd/tickets/21d9be.md
index 3aea70e..bf47ec5 100644
--- a/edu/.nbd/tickets/21d9be.md
+++ b/edu/.nbd/tickets/21d9be.md
@@ -1,7 +1,7 @@
 +++
 title = "§1 What Is a Vector?"
 priority = 5
-status = "todo"
+status = "closed"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/37cdd5.md b/edu/.nbd/tickets/37cdd5.md
index 72fb454..b14bcd8 100644
--- a/edu/.nbd/tickets/37cdd5.md
+++ b/edu/.nbd/tickets/37cdd5.md
@@ -1,7 +1,7 @@
 +++
 title = "§6 Setting Up Turso + sqlite-vec"
 priority = 5
-status = "todo"
+status = "closed"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/4c961f.md b/edu/.nbd/tickets/4c961f.md
index 88efea1..2ca7dfa 100644
--- a/edu/.nbd/tickets/4c961f.md
+++ b/edu/.nbd/tickets/4c961f.md
@@ -1,7 +1,7 @@
 +++
 title = "§9 Generating Embeddings in Rust"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/5674ce.md b/edu/.nbd/tickets/5674ce.md
index fe7d18e..5678c0d 100644
--- a/edu/.nbd/tickets/5674ce.md
+++ b/edu/.nbd/tickets/5674ce.md
@@ -1,7 +1,7 @@
 +++
 title = "§8 Exercise 2: K-Nearest Neighbor Search"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/584e0c.md b/edu/.nbd/tickets/584e0c.md
index 552f2a3..42245eb 100644
--- a/edu/.nbd/tickets/584e0c.md
+++ b/edu/.nbd/tickets/584e0c.md
@@ -1,7 +1,7 @@
 +++
 title = "§2 Embeddings"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/5ed295.md b/edu/.nbd/tickets/5ed295.md
index 63c604d..949c155 100644
--- a/edu/.nbd/tickets/5ed295.md
+++ b/edu/.nbd/tickets/5ed295.md
@@ -1,7 +1,7 @@
 +++
 title = "§12 Exercise 5: Retrieval-Augmented Generation"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/6ec5ff.md b/edu/.nbd/tickets/6ec5ff.md
index 4332eef..e2482eb 100644
--- a/edu/.nbd/tickets/6ec5ff.md
+++ b/edu/.nbd/tickets/6ec5ff.md
@@ -1,7 +1,7 @@
 +++
 title = "§5 Under the Hood: ANN Algorithms"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/99e1d9.md b/edu/.nbd/tickets/99e1d9.md
index 2555b21..5102913 100644
--- a/edu/.nbd/tickets/99e1d9.md
+++ b/edu/.nbd/tickets/99e1d9.md
@@ -1,7 +1,7 @@
 +++
 title = "§3 Vector Similarity"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/b7c95f.md b/edu/.nbd/tickets/b7c95f.md
index f97f41b..de6237d 100644
--- a/edu/.nbd/tickets/b7c95f.md
+++ b/edu/.nbd/tickets/b7c95f.md
@@ -1,7 +1,7 @@
 +++
 title = "vector-db"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "project"
 dependencies = ["21d9be", "584e0c", "99e1d9", "d9f850", "6ec5ff", "37cdd5", "081a55", "5674ce", "4c961f", "1ef9f4", "e8be9a", "5ed295"]
 +++
diff --git a/edu/.nbd/tickets/d9f850.md b/edu/.nbd/tickets/d9f850.md
index 0635c37..58a3d4a 100644
--- a/edu/.nbd/tickets/d9f850.md
+++ b/edu/.nbd/tickets/d9f850.md
@@ -1,7 +1,7 @@
 +++
 title = "§4 What Is a Vector Database?"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/.nbd/tickets/e8be9a.md b/edu/.nbd/tickets/e8be9a.md
index 9d5eb9b..935d3fe 100644
--- a/edu/.nbd/tickets/e8be9a.md
+++ b/edu/.nbd/tickets/e8be9a.md
@@ -1,7 +1,7 @@
 +++
 title = "§11 Exercise 4: Recommendation Engine"
 priority = 5
-status = "todo"
+status = "done"
 ticket_type = "task"
 dependencies = []
 +++
diff --git a/edu/TODO.md b/edu/TODO.md
index 2649571..4640904 100644
--- a/edu/TODO.md
+++ b/edu/TODO.md
@@ -1,5 +1 @@
 # TODO
-
-## Interactive Learning and Education
-- [x] Git worktrees, how do use please
-- [x] Hands-on: Markov Chains
diff --git a/edu/justfile b/edu/justfile
index 8d511b2..1037793 100644
--- a/edu/justfile
+++ b/edu/justfile
@@ -4,10 +4,7 @@ build:
 serve:
     mdbook serve
 
-deploy:
-    # Build the static site and upload it to Cloudflare Pages as a production deployment.
-    # Requires CLOUDFLARE_API_TOKEN and CLOUDFLARE_ACCOUNT_ID to be set in the environment.
-    mdbook build
+deploy: build
     wrangler pages deploy book --project-name vibedbooks --branch main
 
 infra-init:
@@ -20,5 +17,4 @@ infra-plan:
 
 infra-apply:
     # Apply the OpenTofu configuration to Cloudflare.
-    # Requires TF_VAR_cloudflare_api_token, TF_VAR_cloudflare_account_id, TF_VAR_cloudflare_zone_id.
     cd infra && tofu apply