diff --git a/.github/workflows/format.yml b/.github/workflows/format.yml
index 9ec56c3..43757a3 100644
--- a/.github/workflows/format.yml
+++ b/.github/workflows/format.yml
@@ -2,7 +2,7 @@ name: Runic formatting
 on:
   push:
     branches:
-      - 'master'
+      - 'main'
       - 'release-'
     tags:
       - '*'
@@ -13,10 +13,6 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@v6
-      # - uses: julia-actions/setup-julia@v2
-      #   with:
-      #     version: '1'
-      # - uses: julia-actions/cache@v2
       - uses: fredrikekre/runic-action@v1
         with:
           version: '1'
diff --git a/.gitignore b/.gitignore
index 51a6c34..8350d9f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,6 @@
 docs/build
-docs/Manifest.toml
-Manifest.toml
 docs/src/changelog.md
+*Manifest.toml
+
+LocalPreferences.toml
+JuliaLocalPreferences.toml
diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..2978507
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2026 Ronny Bergmann, Lukas Devos
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
diff --git a/docs/make.jl b/docs/make.jl
index eaacd7d..309a0fc 100755
--- a/docs/make.jl
+++ b/docs/make.jl
@@ -36,8 +36,9 @@ run_on_CI = (get(ENV, "CI", nothing) == "true")
 # Copy and reformat changelog
 
 # (d) add contributing.md and changelog.md to the docs – and link to releases and issues
+const base_repository = "github.com/JuliaManifolds/AlgorithmsInterface.jl"
 
-function add_links(line::String, url::String = "https://github.com/JuliaManifolds/Manopt.jl")
+function add_links(line::String, url::String = "https://$base_repository")
     # replace issues (#XXXX) -> ([#XXXX](url/issue/XXXX))
     while (m = match(r"\(\#([0-9]+)\)", line)) !== nothing
         id = m.captures[1]
@@ -53,7 +54,7 @@ function add_links(line::String, url::String = "https://github.com/JuliaManifold
 end
 
 generated_path = joinpath(@__DIR__, "src")
-base_url = "https://github.com/JuliaManifolds/Manopt.jl/blob/master/"
+base_url = "https://$base_repository/blob/main/"
 isdir(generated_path) || mkdir(generated_path)
 for (md_file, doc_file) in [("Changelog.md", "changelog.md")]
     open(joinpath(generated_path, doc_file), "w") do io
@@ -102,6 +103,6 @@ makedocs(;
     expandfirst = ["interface.md", "stopping_criterion.md"],
     plugins = [bib, links],
 )
-deploydocs(; repo = "github.com/JuliaManifolds/AlgorithmsInterface.jl", push_preview = true)
+deploydocs(; repo = base_repository, push_preview = true)
 #back to main env
 Pkg.activate()
diff --git a/src/stopping_criterion.jl b/src/stopping_criterion.jl
index 26a7dfa..af3981b 100644
--- a/src/stopping_criterion.jl
+++ b/src/stopping_criterion.jl
@@ -140,14 +140,14 @@ when _all_ of them indicate to stop.
 
 # Constructor
 
-    StopWhenAll(c::NTuple{N, StoppingCriterion} where {N})
+    StopWhenAll(c::AbstractVector{<:StoppingCriterion})
     StopWhenAll(c::StoppingCriterion...)
 """
 struct StopWhenAll{TCriteria <: Tuple} <: StoppingCriterion
     criteria::TCriteria
+    StopWhenAll(c::StoppingCriterion...) = new{typeof(c)}(c)
 end
-StopWhenAll(c::AbstractVector{<:StoppingCriterion}) = StopWhenAll(Tuple(c))
-StopWhenAll(c...) = StopWhenAll(c)
+StopWhenAll(c::AbstractVector{<:StoppingCriterion}) = StopWhenAll(c...)
 function indicates_convergence(stop_when_all::StopWhenAll)
     return any(indicates_convergence, stop_when_all.criteria)
 end
diff --git a/src/test_suite.jl b/src/test_suite.jl
index 9574c86..e849418 100644
--- a/src/test_suite.jl
+++ b/src/test_suite.jl
@@ -10,9 +10,13 @@ using ..AlgorithmsInterface
 struct DummyAlgorithm{S <: AlgorithmsInterface.StoppingCriterion} <: AlgorithmsInterface.Algorithm
     stopping_criterion::S
 end
+
 struct DummyProblem <: AlgorithmsInterface.Problem end
-mutable struct DummyState{S <: AlgorithmsInterface.StoppingCriterionState} <: AlgorithmsInterface.State
+
+mutable struct DummyState{V, S <: AlgorithmsInterface.StoppingCriterionState} <: AlgorithmsInterface.State
+    iterate::V
     stopping_criterion_state::S
     iteration::Int
 end
+
 end
diff --git a/test/stopping_criterion.jl b/test/stopping_criterion.jl
index 486d8a0..e4551d2 100644
--- a/test/stopping_criterion.jl
+++ b/test/stopping_criterion.jl
@@ -13,8 +13,8 @@ problem = AIT.DummyProblem()
     algorithm = AIT.DummyAlgorithm(s1)
     s1_state = initialize_state(problem, algorithm, s1)
     @test !indicates_convergence(s1, s1_state)
-    state_finished = AIT.DummyState(s1_state, 2)
-    alg_state = AIT.DummyState(s1_state, 1)
+    state_finished = AIT.DummyState(nothing, s1_state, 2)
+    alg_state = AIT.DummyState(nothing, s1_state, 1)
     @test is_finished(problem, algorithm, state_finished)
     @test !is_finished(problem, algorithm, alg_state)
     # Fake a stop:
@@ -31,7 +31,7 @@ end
 
     algorithm = AIT.DummyAlgorithm(s1)
     s1_state = initialize_state(problem, algorithm, s1)
-    alg_state = AIT.DummyState(s1_state, 0)
+    alg_state = AIT.DummyState(nothing, s1_state, 0)
     # Iteration 0: Start timer
     @test !is_finished!(problem, algorithm, alg_state)
     @test !is_finished(problem, algorithm, alg_state)
@@ -63,7 +63,7 @@ end
     @test contains(s1_str, "Overall: not reached")
 
     @test isnothing(AlgorithmsInterface.get_reason(s1, s1_state))
-    alg_state = AIT.DummyState(s1_state, 1)
+    alg_state = AIT.DummyState(nothing, s1_state, 1)
     @test !is_finished(problem, algorithm, alg_state)
     # Fake start timer
     s1_state.criteria_states[2].start = Nanosecond(time_ns())
@@ -109,7 +109,7 @@ end
     @test contains(s1_str, "Overall: not reached")
 
     @test isnothing(AlgorithmsInterface.get_reason(s1, s1_state))
-    alg_state = AIT.DummyState(s1_state, 1)
+    alg_state = AIT.DummyState(nothing, s1_state, 1)
     @test !is_finished!(problem, algorithm, alg_state)
     @test !is_finished(problem, algorithm, alg_state)
     s1_state.criteria_states[2].time = Second(2)