Update timeline month shifts to match June as upcoming

wiki-content-gitea/Current-Challenge.md

@@ -40,4 +40,4 @@ We want to hear about what you tried. Be prepared to share:
 
 ---
 
-**This challenge is currently active in April/May 2026**
+**This challenge is currently active in May 2026**

wiki-content-gitea/Home.md

@@ -11,8 +11,8 @@ Welcome to the official wiki for our monthly 3D printing meetup! This wiki conta
 
 ### Current Challenges
 
-- **[Active Challenge](Current-Challenge)** - April 2026: "Bring an Experiment (Round 2!)"
-- **[Upcoming Challenge](Upcoming-Challenge)** - May 2026: [To Be Determined]
+- **[Active Challenge](Current-Challenge)** - May 2026: "Bring an Experiment (Round 2!)"
+- **[Upcoming Challenge](Upcoming-Challenge)** - June 2026: [To Be Determined]
 - **[Challenge Archive](Challenge-Archive)** - Past challenges
 - **[How to Participate](Challenge-Participation)** - Guide for joining challenges
 

wiki-content-gitea/Important-Dates.md

@@ -7,12 +7,13 @@
 ### Next Meetup
 
 - **May Meetup: May 20th, 2026**
-  - Challenge announcement for May 2026 Challenge ("[Theme TBD]")
-  - Judging of April 2026 Challenge ("Bring an Experiment (Round 2!)")
+  - Judging of May 2026 Challenge ("Bring an Experiment (Round 2!)")
+  - Challenge announcement for June 2026 Challenge ("[Theme TBD]")
 
 - **June Meetup: June 17th, 2026**
+  - Judging of June 2026 Challenge ("[Theme TBD]")
+  - Challenge announcement for July 2026 Challenge ("[Theme TBD]")
   - Special Topic and activities TBD
-  - Judging of May 2026 Challenge ("[Theme TBD]")
 
 ## Regular Meeting Schedule
 
@@ -30,15 +31,7 @@
 
 ## Challenge Timeline
 
-### March 2026: "Bring an Experiment"
-
-- **Challenge Announcement**: March 18, 2026
-- **Submission Deadline**: April 29, 2026
-- **Judging**: April 29, 2026 meetup
-
-See [Challenge Archive](Challenge-Archive) for complete details.
-
-### April 2026: "Bring an Experiment (Round 2!)"
+### May 2026: "Bring an Experiment (Round 2!)"
 
 - **Challenge Announcement**: April 29, 2026
 - **Submission Deadline**: May 20, 2026
@@ -46,7 +39,7 @@ See [Challenge Archive](Challenge-Archive) for complete details.
 
 See [Current Challenge](Current-Challenge) for complete details.
 
-### May 2026: "[Theme TBD]"
+### June 2026: "[Theme TBD]"
 
 - **Challenge Announcement**: May 20, 2026
 - **Submission Deadline**: June 17, 2026

wiki-content-gitea/Upcoming-Challenge.md

@@ -6,11 +6,11 @@ tags:
 ---
 [← Back to Home Page](Home)
 
-# Upcoming Challenge: May 2026 (To Be Determined)
+# Upcoming Challenge: June 2026 (To Be Determined)
 
 ## Challenge: [Theme TBD]
 
-*Details for the May 2026 challenge are currently being decided. We'll announce the full details at the May 20th meetup!*
+*Details for the June 2026 challenge are currently being decided. We'll announce the full details at the May 20th meetup!*
 
 ### The Focus: [TBD]
 
@@ -34,4 +34,4 @@ tags:
 
 ---
 
-**This challenge will become active in May 2026**
+**This challenge will become active in June 2026**