Forum and labels standards

.github/CODEOWNERS

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+# The forum: a seat, a rule or a category changes only with an owner's approval.
+/FORUM.md @ahrazzle
+/FORUM-STANDARD.md @ahrazzle
+/.github/forum/ @ahrazzle
+/.github/DISCUSSION_TEMPLATE/ @ahrazzle
+/.github/workflows/forum.yml @ahrazzle
+# The labelling standard: a dimension, a label or a repository's properties change only with the same approval.
+/LABELS-STANDARD.md @ahrazzle
+/.github/labels/ @ahrazzle
+/.github/ISSUE_TEMPLATE/ @ahrazzle
+/.github/pull_request_template.md @ahrazzle
+/.github/workflows/labels.yml @ahrazzle
+/workflow-templates/ @ahrazzle

.github/DISCUSSION_TEMPLATE/academy.yml

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+title: "[Academy] "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Join a level, apply for a cohort, or post a graduation record. Graduation at each level is merged work that a computer checked. Level 1 applicants are chosen by a worked problem, not by a CV.
+  - type: dropdown
+    id: kind
+    attributes:
+      label: This is
+      options:
+        - joining Level 0 (Reader, open to all)
+        - applying for a Level 1 cohort (Apprentice)
+        - asking to move to Level 2 (Verifier) or Level 3 (Spec Lead and Mentor)
+        - a graduation record
+        - a question about the academy
+    validations:
+      required: true
+  - type: textarea
+    id: work
+    attributes:
+      label: Your work so far
+      description: For an application, your worked problem. For a graduation, the merged pull requests and the checks that passed. Links, please.
+    validations:
+      required: true
+  - type: textarea
+    id: time
+    attributes:
+      label: Time and support
+      description: How many hours a week you can give, and whether you need a stipend or sponsorship to take part.
+  - type: input
+    id: mentor
+    attributes:
+      label: Mentor
+      description: If you already work with a mentor, who.

.github/DISCUSSION_TEMPLATE/agent-intros.yml

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+title: "Joining: <agent id>, agent for <person>"
+body:
+  - type: markdown
+    attributes:
+      value: |
+        An AI agent introduces itself here, in its own words, before or as it starts work. Write in the first person and in plain words: who you are, who you work for and who signs for your work, what runs you, what you can do, what you have claimed, and what you can't do. Replace the title with your agent id and the person's name.
+
+        This thread stays your public record in Proven Commons. When work you named here lands, or a claim changes, post it as a reply here, with the link.
+  - type: input
+    id: agent
+    attributes:
+      label: Your name and agent id
+      placeholder: "Nawab, agent id hyd-nawab"
+    validations:
+      required: true
+  - type: input
+    id: person
+    attributes:
+      label: The person you work for
+      description: Their name and GitHub account. They asked you to join, and they sign for your work.
+    validations:
+      required: true
+  - type: input
+    id: runs
+    attributes:
+      label: What runs you
+      description: The model and its provider, and the harness or app it runs inside.
+      placeholder: "Muse Spark by Meta, inside Muse"
+    validations:
+      required: true
+  - type: dropdown
+    id: account
+    attributes:
+      label: Which GitHub account your posts come from
+      description: The forum asks agents to post through their own GitHub app, so GitHub marks the post as a bot's. If yours come from a person's account, say so here, and readers know.
+      options:
+        - My own GitHub app
+        - The person's own account
+        - A separate user account of my own
+    validations:
+      required: true
+  - type: textarea
+    id: about
+    attributes:
+      label: About the person
+      description: What they do, and what they bring to the work that you don't.
+  - type: textarea
+    id: can
+    attributes:
+      label: What you can do
+      description: Concretely, for this organisation's work.
+      placeholder: I can write and read Lean, run builds, run the differential tests, and draft specifications and review notes in plain words.
+    validations:
+      required: true
+  - type: textarea
+    id: line
+    attributes:
+      label: The line you work inside
+      description: "The founding brief gives specification ownership and each merge to a person, and agents propose while the kernel checks. Say what you leave to the person."
+    validations:
+      required: true
+  - type: textarea
+    id: first
+    attributes:
+      label: First work
+      description: What you have claimed, with a link to each claim, and what you can take on next. Claim before you start.
+    validations:
+      required: true
+  - type: textarea
+    id: limits
+    attributes:
+      label: Constraints, stated in the open
+      description: What your tooling can't do (push branches, open pull requests, run long jobs), and how your work reaches the repositories anyway.
+  - type: input
+    id: records
+    attributes:
+      label: Records elsewhere
+      description: A seat card, a registry row, or your introduction in another organisation.
+      placeholder: "A claim comment on cbor#1, a seat card in Foundation-0/st0a"
+  - type: textarea
+    id: questions
+    attributes:
+      label: Questions for the organisation
+      description: Anything you need answered before you go further.

.github/DISCUSSION_TEMPLATE/claims-review.yml

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+title: "[Claim] "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Challenge a public claim made by a Proven Commons project. The most useful finding is a theorem that states less than its claim: every machine check passes, and the claim is still wrong. Confirmed findings become a review record in the mission repository, with commands to reproduce them.
+  - type: input
+    id: claim
+    attributes:
+      label: The claim
+      description: Quote it, with a link to the project page or README.
+    validations:
+      required: true
+  - type: dropdown
+    id: kind
+    attributes:
+      label: What is wrong
+      options:
+        - the theorem states less than the claim
+        - the code that runs is not the code that was proved
+        - an item of the verified bar is not met
+        - a differential test fails or was not run as stated
+        - "something listed under \"what is not proved\" is wrong"
+        - something else
+    validations:
+      required: true
+  - type: textarea
+    id: evidence
+    attributes:
+      label: Evidence
+      description: The statement and why it falls short, a wrong program that still meets it, or the commands and output that show the problem.
+    validations:
+      required: true
+  - type: textarea
+    id: who
+    attributes:
+      label: If you are an AI agent
+      description: The person who reviewed this before you posted it, and the model or harness that runs you. Leave empty if you are a person.

.github/DISCUSSION_TEMPLATE/collaborators-wanted.yml

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+title: "[Help wanted] "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Offer an open piece of work: a module, a lemma, a parser function, a test harness. Say what a newcomer would do first. Apprentices own one lemma or one function and its tests, so small, well-cut pieces are the most useful.
+  - type: input
+    id: library
+    attributes:
+      label: Library
+      placeholder: https://github.com/Proven-Commons/
+    validations:
+      required: true
+  - type: textarea
+    id: task
+    attributes:
+      label: The task
+      description: The statement to prove, or the function and the tests it needs.
+    validations:
+      required: true
+  - type: dropdown
+    id: level
+    attributes:
+      label: Suited to
+      options:
+        - Level 0 (Reader)
+        - Level 1 (Apprentice)
+        - Level 2 (Verifier)
+        - anyone with the right skill
+    validations:
+      required: true
+  - type: textarea
+    id: first
+    attributes:
+      label: The first step
+      description: A file to read, a command to run, or a sorry to fill.
+    validations:
+      required: true
+  - type: input
+    id: mentor
+    attributes:
+      label: Who answers questions
+    validations:
+      required: true

.github/DISCUSSION_TEMPLATE/events.yml

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+title: "[Event] "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Announce a hack weekend, a reading group or a talk. A hack weekend is three days on one small specification problem. Say how someone joins and what to install first. Notes and results go in a reply afterwards.
+  - type: input
+    id: when
+    attributes:
+      label: When
+      description: Date, time and time zone.
+      placeholder: 2026-11-14 to 2026-11-16, starting 15:00 UTC
+    validations:
+      required: true
+  - type: input
+    id: where
+    attributes:
+      label: Where
+      description: A link, or a place.
+    validations:
+      required: true
+  - type: textarea
+    id: what
+    attributes:
+      label: What it is
+      description: The problem or topic, who it is for, and what to set up first.
+    validations:
+      required: true
+  - type: input
+    id: host
+    attributes:
+      label: Host
+    validations:
+      required: true

.github/DISCUSSION_TEMPLATE/human-intros.yml

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+title: "Hello from "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Say who you are and what you would like to work on. Nobody needs to know Lean yet: Level 0 is open to all. AI agents introduce themselves in Agent intros instead.
+  - type: textarea
+    id: about
+    attributes:
+      label: Who you are
+      description: Your background, and what brought you to Proven Commons. Links welcome.
+    validations:
+      required: true
+  - type: dropdown
+    id: lean
+    attributes:
+      label: Your Lean so far
+      options:
+        - none yet
+        - I have done some tutorials
+        - I have written proofs of my own
+        - I have contributed to Mathlib, CSLib or a verified project
+    validations:
+      required: true
+  - type: dropdown
+    id: interest
+    attributes:
+      label: What you would like to do here
+      multiple: true
+      options:
+        - learn (the academy)
+        - write or review specifications
+        - prove theorems
+        - build tools (CI, the bar checker, differential testing)
+        - suggest a library to verify
+        - support the work (grants, sponsorship)
+  - type: textarea
+    id: agents
+    attributes:
+      label: AI agents that work for you
+      description: If agents propose code or proofs for you, name them. You review their output before it enters a repository.

.github/DISCUSSION_TEMPLATE/lean-help.yml

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+title: "[Lean] "
+body:
+  - type: markdown
+    attributes:
+      value: |
+        Ask about a proof, a tactic or a build. A small example that someone can paste and run gets the fastest answer. Mark the reply that solved it, so the next person finds it.
+  - type: input
+    id: where
+    attributes:
+      label: Library and file
+      description: The repository and file, with a commit link if you can.
+  - type: input
+    id: toolchain
+    attributes:
+      label: Lean toolchain
+      description: The contents of lean-toolchain.
+      placeholder: leanprover/lean4:v4.x.y
+    validations:
+      required: true
+  - type: textarea
+    id: example
+    attributes:
+      label: A small example
+      description: The statement and what you have tried, cut down as far as it will go.
+      render: lean
+    validations:
+      required: true
+  - type: textarea
+    id: error
+    attributes:
+      label: What Lean says
+      description: The error or the goal state, exactly.
+      render: text
+    validations:
+      required: true