Add workflows to check broken links and deploy papers to GH Pages

.github/workflows/broken-links.yml

@@ -0,0 +1,33 @@
+# This job checks for broken links in the various files.
+
+name: "🔗 Broken Links"
+
+on:
+  schedule:
+    - cron: 0 0 * * * # Daily at midnight
+  workflow_dispatch: # Or manually dispatch the job
+  pull_request:
+    paths:
+      - .github/ISSUE_TEMPLATE/bug_report.yml
+      - .github/ISSUE_TEMPLATE/feature_request.yml
+      - .github/PULL_REQUEST_TEMPLATE.md
+      - .github/SECURITY.md
+      - CODE_OF_CONDUCT.md
+      - CONTRIBUTING.adoc
+      - LICENSE
+      - NOTICE
+      - README.adoc
+      - RELEASE.adoc
+      - STYLEGUIDE.adoc
+
+jobs:
+  check:
+    name: Check
+    runs-on: [plutus-shared, self-hosted]
+    steps:
+      - name: Checkout
+        uses: actions/checkout@main
+
+      - name: Run Linkchecker
+        run: |
+          nix develop --no-warn-dirty --accept-flake-config --command ./scripts/check-broken-links.sh

.github/workflows/cost-model-benchmark.yml

@@ -15,6 +15,7 @@ jobs:
   run:
     name: Run
     runs-on: [self-hosted, plutus-benchmark]
+    timeout-minutes: 14400
     steps:
       - name: Checkout
         uses: actions/checkout@main

.github/workflows/papers-and-specs.yml

@@ -0,0 +1,45 @@
+# This job builds various papers and deploys them to:
+# https://intersectmbo.github.io/plutus/resources
+
+name: "📝 Papers & Specs"
+
+on:
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  deploy:
+    name: Deploy
+    runs-on: [self-hosted, plutus-shared]
+    permissions:
+      contents: write
+    environment:
+      name: github-pages
+    steps:
+      - name: Checkout
+        uses: actions/checkout@main
+
+      - name: Build Papers
+        run: | 
+          TARGETS=(
+            plutus-report
+            plutus-core-spec
+            extended-utxo-spec
+            unraveling-recursion-paper
+            system-f-in-agda-paper
+            eutxo-paper
+            utxoma-paper
+            eutxoma-paper
+          )
+          mkdir -p _resources
+          for target in "${TARGETS[@]}"; do 
+            nix build --no-warn-dirty --accept-flake-config .#latex-documents.x86_64-linux.${target}
+            cp -fr ./result/*.pdf _resources/${target}.pdf
+          done 
+
+      - name: Publish Papers
+        uses: JamesIves/[email protected]
+        with:
+          folder: _resources
+          target-folder: resources
+          single-commit: true

README.adoc

@@ -55,17 +55,17 @@ The documentation for the metatheory can be found https://intersectmbo.github.io
 
 === Specifications and design
 
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.plutus-report/latest/download/1[Plutus Technical Report (draft)]: a technical report and design document for the project.
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.plutus-core-spec/latest/download/1[Plutus Core Specification]: the formal specification of the core language.
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.extended-utxo-spec/latest/download/1[Extended UTXO Model]: a design document for the core changes to the Cardano ledger.
+- https://intersectmbo.github.io/plutus/resources/plutus-report.pdf[Plutus Technical Report (draft)]: a technical report and design document for the project.
+- https://intersectmbo.github.io/plutus/resources/plutus-core-spec.pdf[Plutus Core Specification]: the formal specification of the core language.
+- https://intersectmbo.github.io/plutus/resources/extended-utxo-spec.pdf[Extended UTXO Model]: a design document for the core changes to the Cardano ledger.
 
 === Academic papers
 
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.unraveling-recursion-paper/latest/download/1[Unraveling Recursion]: a description of some of the compilation strategies used in Plutus IR (https://doi.org/10.1007/978-3-030-33636-3_15[published version]).
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.system-f-in-agda-paper/latest/download/1[System F in Agda]: a formal model of System F in Agda (https://doi.org/10.1007/978-3-030-33636-3_10[published version]).
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.eutxo-paper/latest/download/1[The Extended UTXO Model]: a full presentation of the EUTXO ledger extension (https://doi.org/10.1007/978-3-030-54455-3_37[published version]).
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.utxoma-paper/latest/download/1[UTXOma: UTXO with Multi-Asset Support]: a full presentation of the multi-asset ledger extension (https://doi.org/10.1007/978-3-030-61467-6_8[published version]).
-- https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.eutxoma-paper/latest/download/1[Native Custom Tokens in the Extended UTXO Model]: a discussion of the interaction of the multi-asset support with EUTXO (https://doi.org/10.1007/978-3-030-61467-6_7[published version]).
+- https://intersectmbo.github.io/plutus/resources/unraveling-recursion-paper.pdf[Unraveling Recursion]: a description of some of the compilation strategies used in Plutus IR (https://doi.org/10.1007/978-3-030-33636-3_15[published version]).
+- https://intersectmbo.github.io/plutus/resources/system-f-in-agda-paper.pdf[System F in Agda]: a formal model of System F in Agda (https://doi.org/10.1007/978-3-030-33636-3_10[published version]).
+- https://intersectmbo.github.io/plutus/resources/eutxo-paper.pdf[The Extended UTXO Model]: a full presentation of the EUTXO ledger extension (https://doi.org/10.1007/978-3-030-54455-3_37[published version]).
+- https://intersectmbo.github.io/plutus/resources/utxoma-paper.pdf[UTXOma: UTXO with Multi-Asset Support]: a full presentation of the multi-asset ledger extension (https://doi.org/10.1007/978-3-030-61467-6_8[published version]).
+- https://intersectmbo.github.io/plutus/resources/eutxoma-paper.pdf[Native Custom Tokens in the Extended UTXO Model]: a discussion of the interaction of the multi-asset support with EUTXO (https://doi.org/10.1007/978-3-030-61467-6_7[published version]).
 - https://arxiv.org/abs/2201.04919[Translation Certification for Smart Contracts]:  a certifier of Plutus IR compiler passes written in Coq.
 
 == Licensing

doc/docusaurus/docs/essential-concepts/plutus-foundation.md

@@ -36,4 +36,4 @@ Supporting "mixed" code in this way enables libraries written with the Plutus Ha
 
 The formal details of Plutus Core are in its [specification](https://github.com/IntersectMBO/plutus#specifications-and-design). 
 
-The design is discussed in the [technical report](https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.plutus-report/latest/download/1).
+The design is discussed in the [technical report](https://intersectmbo.github.io/plutus/resources/plutus-report.pdf).

doc/docusaurus/docs/essential-concepts/plutus-platform.mdx

@@ -87,5 +87,5 @@ Even simple applications must deal with this complexity, and for more advanced a
 
 - Michael Peyton-Jones and Jann Mueller introduce the Plutus platform in [this session](https://youtu.be/usMPt8KpBeI?si=4zkS3J7Bq8aFxWbU) from the Cardano 2020 event. 
 
-- The design of the platform is discussed in the [Plutus technical report](https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.plutus-report/latest/download/1).
+- The design of the platform is discussed in the [Plutus technical report](https://intersectmbo.github.io/plutus/resources/plutus-report.pdf).
 

doc/plutus-core-spec/README.md

@@ -2,7 +2,7 @@ This directory contains a draft of a version of the Plutus Core specification
 updated so that the language is parametric over a collection of built-in types
 and functions.  It also updates the specification to reflect the fact that
 built-in functions can now be partially applied.  ~Click
-[here](https://ci.iog.io/job/input-output-hk-plutus/master/x86_64-linux.packages.plutus-core-spec/latest/download/1)
+[here](https://intersectmbo.github.io/plutus/resources/plutus-core-spec.pdf)
 to open a PDF of the most recent version of the specification in the main branch
 of this repository.~  The link given in the previous sentence currently appears to be broken: would-be readers should build the PDF themselves.  On a Linux system, `make` in the main source directory should do this.
 

plutus-core/docs/BuiltinsOverview.md

@@ -111,7 +111,7 @@ toBuiltinMeaning
     -> BuiltinMeaning val (CostingPart uni fun)
 ```
 
-i.e. in order to construct a `BuiltinMeaning` one needs not only a built-in function, but also a semantics variant (a "version") of the set of built-in functions. You can read more about versioning of builtins and everything else in [CIP-35](https://cips.cardano.org/cips/cip35) and in Chapter 4 of the Plutus Core [specification](https://ci.iog.io/build/834321/download/1/plutus-core-specification.pdf).
+i.e. in order to construct a `BuiltinMeaning` one needs not only a built-in function, but also a semantics variant (a "version") of the set of built-in functions. You can read more about versioning of builtins and everything else in [CIP-35](https://cips.cardano.org/cips/cip35) and in Chapter 4 of the Plutus Core [specification](https://intersectmbo.github.io/plutus/resources/plutus-core-spec.pdf#page=8).
 
 We do not construct `BuiltinMeaning`s manually, because that would be extremely laborious. Instead, we use an auxiliary function that does the heavy lifting for us. Here's its type signature with a few lines of constraints omitted for clarity:
 

plutus-metatheory/src/Type/RenamingSubstitution.lagda.md

@@ -53,7 +53,7 @@ variable
 As we are going to push renamings through types we need to be able to push them
 under a binder. To do this safely the newly bound variable should remain untouched and
 other renamings should be shifted by one to accommodate this. (Note: this is
-called `lift⋆` in the [paper](https://ci.iog.io/build/1230848/download/1/paper.pdf#page=8) ).
+called `lift⋆` in the [paper](https://intersectmbo.github.io/plutus/resources/plutus-core-spec.pdf#page=8) ).
 
 ```
 ext : Ren Φ Ψ
@@ -252,7 +252,7 @@ variable
   σ σ' : Sub Φ Ψ
 ```
 
-Extending a type substitution — used when going under a binder. (This is called `lifts` in the [paper](https://ci.iog.io/build/1230848/download/1/paper.pdf#page=8) ).
+Extending a type substitution — used when going under a binder. (This is called `lifts` in the [paper](https://intersectmbo.github.io/plutus/resources/plutus-core-spec.pdf#page=8) ).
 
 ```
 exts : Sub Φ Ψ

scripts/check-broken-links.sh

@@ -0,0 +1,28 @@
+TARGETS=(
+    .github/ISSUE_TEMPLATE/bug_report.yml
+    .github/ISSUE_TEMPLATE/feature_request.yml
+    .github/PULL_REQUEST_TEMPLATE.md
+    .github/SECURITY.md
+    CODE_OF_CONDUCT.md
+    CONTRIBUTING.adoc
+    LICENSE
+    NOTICE
+    README.adoc
+    RELEASE.adoc
+    STYLEGUIDE.adoc
+)
+
+FAILED=0
+
+for file in "${TARGETS[@]}"; do 
+    echo "Checking ${file}"
+    grep -oE "\b(https?://|www\.)[^\[\(\)\"]+\b" "${file}" \
+        | linkchecker --no-warnings --recursion-level 0 --output failures --check-extern --stdin \
+        --ignore-url https://img.shields.io/matrix/plutus-core%3Amatrix.org # For some reason linkchecker fails to check this URL though it is valid
+    if [ $? -ne 0 ]; then 
+        echo "${file} has broken links, see output above"
+        FAILED=1
+    fi 
+done 
+
+exit "${FAILED}"